Describes the installation and use of a model GA-2A fire extinguisher agent concentration recorder in determining the distribution and concentration of fire-extinguishing agents when discharged in an aircraft powerplant compartment.

Describes two acceptable criteria for the type certification of airships that may be used by an applicant in showing compliance with section 21.17(b) of the Federal Aviation Regulations (FAR),Part 21.

Describes a range of impact trauma which may be used to establish bases for acceptance levels or performance criteria in the evaluation of occupant survivability characteristics in civil aircraft.

Provide guidance for applying a systematic and logical hazard analysis to the identification, analysis, and control of public safety hazards and risks associated with the launch and reentry of a reusable suborbital rocket under an experimental permit.

Provides information and guidance concerning acceptable means, but not the only means, of complying with Title 14 of the Code of Federal Regulations (14 CFR) part 23 Subpart C and portions of Subpart D.

Provides information and guidance concerning an acceptable means of demonstrating compliance with the requirements of Part 23 of the Federal Aviation Regulations (FAR) regarding fatigue and fail-safe evaluation of metallic airplane structure.

Provides information on the Federal Aviation Administration’s (FAA) objectives, regulations, and general practices for the United States of America airworthiness certification or acceptance of civil aeronautical products imported to the U.S.

Sets forth acceptable means, but not the only means, of showing compliance with the Federal Aviation Regulations (FAR) applicable to required emergency evacuation demonstrations from airplanes certified to the requirements of SFAR 23, SFAR 41, Appendix A of Part 135, or Part 23, commuter category.

Provides information and guidance for obtaining a type certificate in the restricted category under Title 14 of the Code of Federal Regulations (14 CFR) Part 21, Section 21.25, for small single-engine piston and turbo-propeller driven airplanes, which will be used for agricultural special purpose operations.

Provides guidance material for the airworthiness and operational approval of Traffic Alert and Collision Avoidance Systems (TCAS II) and Mode S transponders.

Provides information and guidance pertinent to an acceptable means, but not the only means, for installation of shoulder harness and safety belt restraint systems at all seat locations on all previously type-certificated aircraft.

This advisory circular (AC) tells type certificate and supplemental type certificate applicants how to comply with the ice protection requirements of Title 14 of the Code of Federal Regulations (14 CFR) parts 23, 25, 27, 29, 33, and 35.

Provides basic information about the FAA's prohibition on the granting of exclusive rights at federally-obligated airports.

Provides information on the identified hazards associated with ground deicing and ground operations in conditions conducive to aircraft icing.

Provides information and guidance to individuals who come in contact with depleted uranium contained in aircraft control surfaces during accident investigations.

Provides revised guidelines on the marking of aircraft powerplant instruments and electronic displays (cathode ray tubes, etc.).

Establishes an acceptable means, but not the only means, of obtaining FAA airworthiness approval for the installation of a TAWS that has been approved under Technical Standard Order (TSO)-C151A, Terrain Awareness and Warning System, in a Part 23 airplane.

Provides guidance and standards to domestic and flag air carriers for approval of a system for obtaining forecasts and reports of adverse weather phenomena

Provides methods acceptable to the FAA Administrator for FAR Part 121 certificate holders who conduct flag and supplemental operations to obtain an FAA finding regarding the adequacy of onboard sleeping quarters for compliance with FAR Sections 121.485(a) and 121.523(b).

Provides general information and guidance concerning issuance of airworthiness certificates for U.S. registered aircraft, and issuance of special flight authorizations for operation in the United States of foreign aircraft not having standard airworthiness certificates issued by the country of registry.

Provides design guidance information on methods of improving conspicuity of malfunction indication devices.

Announces the availability of the subject report.

Provides a means but not the only means for the type, production, and airworthiness certification of very light airplanes (VLA); and designates the “Joint Aviation Requirements for Very Light Aeroplanes” (JAR-VLA), issued April 25, 1990, by the Joint Aviation Authorities (FAA) of Europe as an acceptable airworthiness criteria that provides in equivalent level of safety under FAR 21.17(b) for Federal Aviation Administration (FAA) type certification of VLA as a special class of aircraft.

This advisory circular (AC) provides recommended tire care and maintenance practices needed to assure the safety of support personnel and the continued airworthiness of aircraft.

This AC shows you how to develop and use a reliability assessment plan. An assessment plan documents the controlled, repeatable processes for assessing the reliability of aircraft and engine electronic and electrical systems, including their electromechanical elements and equipment.

Sets forth acceptable conditions under which automobile gasoline (autogas) may be used in restricted category agricultural aircraft powered by Pratt and Whitney R-985 and R-1340 radial engines, and being used in agricultural operations under Federal Aviation Regulations Part 137.

Sets forth a method of compliance with the requirements of Sections 23.903(b)(1), 25.901(d) and 25.903(d)(1) of the FAR pertaining to design precautions taken to minimize the hazards to an airplane in the event of uncontained engine or auxiliary power unit rotor (compressor and turbine) failure and engine fan blade failures.

Provides guidance for the preparation of airport master plans that range in size and function from small general aviation to large commercial service facilities.

Provides information to assist the public in the proper use of child seats aboard aircraft and provides precautions so all occupants are able to exit rapidly from aircraft during emergencies.

Provides guidance and information to pilots, passengers, and maintenance personnel regarding the crash survivability aspects of small aircraft equipped with shoulder harnesses and the hazards of modifying seats, adding appendages to seats, and storage of articles, beneath the seats.

Contains the FAA specifications for low-impact resistant (LIR) structures used to support approach lighting systems (ALS) at airports.

Sets forth an acceptable means for complying with rules (applicable to various persons operating under Part 121 of the Federal Aviation Regulations) that prescribe the installation of approved megaphones.

Provides guidance for the safe and practical operation of hot air balloons with airborne heaters in compliance with appropriate portions of 14 CFR 91.

Provides guidance to state and local emergency relief planners on integrating helicopters and tiltrotor aircraft into disaster relief planning efforts.

Provides a method to substitute an approved attitude indicator for the rate-of-turn indicator mandated by Title 14 of the Code of Federal Regulations (14 CFR) part 91, section 91.205(d)(3).

Presents guidelines intended to assist pilots, operators, managers, and other interested persons in the establishment of effective noise reduction procedures when operating helicopters.

Provides guidance for effective airport system planning. Consolidated file includes Change 1 (dated 1/16/2015).

Provides guidance for demonstrating compliance with the FAR pertaining to transport category airplanes converted for use in all-cargo or combination passenger/cargo (combi) service and the relationship of those regulations to the requirements of Parts 121and 135 of the FAR.

This AC complements guidance already developed for flight crewmembers and other groups with respect to training in resource management.

Provides a summary of and information on small propeller-driven air taxi airplanes that comply with section 135.169(b) and may continue operations under FAR 135 with ten or more passenger seats.

Advises of a required limited repair station rating to perform X-ray inspection of the Beech 18 wing and center section spar, and of the procedures for application.

Contains the FAA standards for portable runway and taxiway lights and runway end identifier lights for temporary use to permit continued aircraft operations while all or part of a runway lighting system is inoperative.

FAA accepts the International Civil Aviation Organization (ICAO) document, Guidance on the Balanced Approach to Aircraft Noise Management, as additional guidance material.

Provides guidance to the operators of ultralights in the United States. It discusses the elements, which make up the definition of ultralight vehicles for the purposes of operating under Federal Aviation Regulation (FAR) Part 103.

Provides guidance for the development, qualification, and approval of aircraft tire repair and retread process specifications, and the use of special nondestructive inspection (NDI) techniques.

Contains the specification requirements for a relay cabinet used to control airfield lighting circuits.

Provides guidance about first aid program resources, subjects, equipment, and pertinent regulations.

Provides guidance and acceptable methods, but not the only methods, that may be used by an applicant in showing compliance with the turbine engine rotor blade containment requirements of Part 33 of the Federal Aviation Regulations (FAR).

Contains a specification for a circuit selector switch for use in airport lighting circuits.

Describes an acceptable means for showing compliance with the requirements of Section 25.905, “Propellers,” of Title 14, Code of Federal Regulations (CFR) Part 25.

Sets forth a method of compliance with the requirements of Section 25.1523 of the FAR, which contains the certification requirements for minimum flight crew on transport category airplanes.

Sets forth an acceptable means , but not the only means, of demonstrating compliance with the provisions of part 25 of the Federal Aviation Regulations (FAR) related to the minimum speed margin between design cruise speed and design dive speed for transport category airplanes.

Provides guidance material for use in demonstrating compliance with the provisions of Part 25 of the FAR requiring floor proximity emergency escape path markings.

This advisory circular (AC) sets forth an acceptable means, but not the only means, of demonstrating compliance with the provisions of part 25 of the Federal Aviation Regulations (FAR) related to the use of landing gear shock absorption tests and analyses to determine landing loads for transport category airplanes.

Provides guidance on methods of compliance with the requirements of part 25 of the Federal Aviation Regulations pertaining to pressurization, ventilation, and oxygen systems, especially as they pertain to high altitude subsonic flight.

Provides information and guidance to pilots who wish to become qualified to operate surplus military turbine-powered airplanes under a letter of authorization, as required by operating limitations issued for this type of aircraft.

Provides information to persons who are interested in acrobatic flying to improve their piloting skills as recreation, sport, or as a competitive activity.

Provides guidance for demonstrating compliance with the airworthiness standards for transport category airplanes pertaining to pilot compartment view.

Provides guidance on acceptable methods, but not the only methods, of compliance with section 33.4 of the Federal Aviation Regulations, Title 14, Code of Federal Regulations.

Highlights the inherent risk that controlled flight into terrain (CFIT) poses for general aviation (GA) pilots.

Sets forth acceptable means of compliance with the provisions of Part 25 of the Federal Aviation Regulations (FAR) dealing with the certification requirements of fuselage doors.

This advisory circular (AC) provides guidance material for use as an acceptable means, but not the only means, of demonstrating compliance with the airworthiness standards for transport category airplanes that contain hydraulic system requirements.

Provides guidance for use in demonstrating compliance with the provisions of part 25 of the Federal Aviation Regulations (FAR) regarding floor proximity emergency escape path marking systems (FPEEPMS), which incorporate photo luminescent elements.

Identifies some of the problems handicapped air travelers face and provides some guidelines to airline personnel to help alleviate these problems.

Provides guidance for approval of low-altitude windshear training for operations under Title 14 of the Code of Federal Regulations, parts 121 and 135.

Provides listings of estimated airplane noise levels in units of A-weighted sound levels in decibels (dBA), ranked in describing order for the conditions and assumptions described.

Provides guidance for the planning, coordination, management, design, testing, inspection, and execution of off-peak construction of airport pavements using hot-mix asphalt (HMA) paving materials.

Describes the Continued Airworthiness Assessment Methodologies (CAAM). The Federal Aviation Administration (FAA) Engine and Propeller Directorate (EPD) and the Transport Airplane Directorate (TAD) may use CAAM to identify unsafe conditions and determine when an “unsafe condition is likely to exist or develop in other products of the same type design” before prescribing corrective action in accordance with Title 14 of the Code of Federal Regulations (14 CFR) part 39.

Provides guidelines for the evaluation of turbine engine (turbojet, turboprop, and turboshaft) operating characteristics for subsonic transport category airplanes.

Provides guidance for the operation of ultralight vehicles in the U.S. Information includes airport and flight park operations, how to work with ATC, and the availability of weather services.

Sets forth a means of compliance with the provisions of Part 25 of the FAR dealing with the certification requirements for fuel tank access covers on turbine powered transport category airplanes.

Provides guidance for the certification of takeoff configuration warning systems installed in transport category airplanes.

Provides FAA guidance for approval of an Advanced Qualification Program (AQP) under SFAR 58.

Provides guidance concerning acceptable means, but not the only means, for an air carrier to demonstrate compliance with the maximum permissible cabin ozone (03) concentrations established by Section 121.578 of the Federal Aviation Regulations.

Sets forth a specific method of compliance with the requirements of section 25.1455 of the FAR pertaining to draining of fluids through drain masts when the fluids are subject to freezing.

Provides information on developing the repair station employee training program required under 14 of the Code of Federal Regulations (14 CFR) part 145, section 145, 163, categories of training, training program components, and sample training programs.

This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with 14 CFR 33.28, Electrical and Electronic Engine Control Systems.

Describes methods of determining that jig fixtures used in the replacement of the subject attached angles and doublers meet the requirements of Airworthiness Directive 66-18-2.

Provides noise level data for airplanes certificated under FAR Part 36. Noise level data for foreign airplanes certificated to ICAO Annex 16 standards are also provided in a separate appendix for informational purposes.

Instructions for Continued Airworthiness: In-Service Inspection of Safety Critical Turbine Engine Parts at Piece-Part Opportunity

Provides estimates of noise levels or measured noise levels from airplanes not certificated to FAR Part 36.

Provides guidance and acceptable methods, but not the only methods, that may be used by designers of reciprocating engine electronic control systems to demonstrate compliance with §33.28 of Title 14 of the Code of Federal Regulations (14 CFR 33.28), Electrical and electronic engine control systems.

This advisory circular (AC) change updates the references provided in the original document. The AC change number and the date of the change are shown at the top of each applicable page.

Designed to familiarize student mechanics with airframe construction, repair, and the operating theory of airframe systems.

Sets forth an acceptable means, but not the only means, of complying with the requirement for a 2-inch colored band outlining exits required to be openable from the outside on transport airplanes.

Gives information as to the frequencies on which the FAA will authorize and the FCC will license radionavigation land test stations.

Encourages aircraft owners to upgrade their air-ground radio communication systems. Describes and upgrades civil air traffic control frequencies in the very high frequency (118.000 to 136.975 MHz) band.

Provides information about military flying activities in the National Airspace System, describes the various types of routes and areas allocated for this purpose, and explains how information on the location and status of these routes and areas can be obtained.

Encourages pilots making VFR flights near noise-sensitive areas to fly at altitudes higher than the minimum permitted by regulation and on flight paths, which will reduce aircraft noise in such area.

Provides guidance to operators of certain transport category airplanes operated under 14 CFR Parts 91, 121, 125, and 129.

Announces the availability of a joint industry/FAA Takeoff Safety Training Aid to help air carriers and pilots increase safety during the takeoff phase of flight.

This advisory circular (AC) describes an acceptable means for showing compliance with certain requirements of Title 14, Code of Federal Regulations (CFR) part 26 and how the results of that compliance relate to certain complementary operational rules.

This advisory circular (AC) provides guidance for demonstrating compliance with the transport category airplane certification requirements of § 25.1360 Precautions against injury

This advisory circular (AC) provides guidance for demonstrating compliance with the transport category airplane certification requirements of § 25.1362, Electrical supplies for emergency conditions.

This Advisory Circular (AC)gives manufacturers and installers an acceptable means of compliance to meet the installation, operation, and airworthiness requirements for aircraft onboard weight and balance systems (OBWBS)

Announces the availability of the Airport Safety Self-Inspection DVD, which replaces the previously issued videotape.

Provides guidance on using value engineering (VE) in airport projects funded under the Federal Aviation Administration's (FAA's) Airport Grant program.

Comparative Endurance Test Method to Show Durability for Parts Manufacturer Approval of Turbine Engine and Auxiliary Power Unit Parts

This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR), part 25, § 25.795(c)(3), “Interior design to facilitate searches.”

Announces the availability of RTCA, Inc., Document RTCA/DO-221, Guidance and Recommended Requirements for Airport Surface Movement Sensors, dated April 24, 1994.

This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR), part 25, § 25.795(b)(3), “Cargo compartment fire suppression.”

Provides basic information on the characteristics, management, and regulations of industrial wastes generated at airports.

This circular provides the public with information relative to the participation in the Federal Aviation Administration (FAA) rulemaking process and the availability of Notices of Proposed Rulemaking.

This Advisory Circular is issued to inform the aviation community of the establishment and content of the United States(U.

This advisory circular (AC) provides information and guidance about acceptable means, but not the only means of compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 23, subpart E, applicable to the powerplant installation in normal, utility, acrobatic, and commuter category airplanes.

This advisory circular (AC) sets forth an acceptable means of showing compliance with Title 14 Code of Federal Regulations (14 CFR) part 23 and Civil Air Regulations (CAR) 3 for the flammability testing of systems and equipment in normal, utility, acrobatic, and commuter category airplanes and airships.

Provides the aviation community with the meaning of the light signals used when communicating with ground vehicles, equipment, and personnel on the airport movement area from the control tower.

Combines and updates material in several Advisory Circulars on the subject of emergency locator transmitters (ELT) receivers for airborne service.

Provides an acceptable means, but not the only means, to address the processes for approval, operational use, and modification of electronic checklists (ECL) and ECL data by air carriers.

Provides guidance for the site selection and design of buildings used to store and maintain airport snow and ice control equipment, store approved materials, and provide personnel areas required to support the requirements under the airport operator’s winter storm management plan.

This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the vibration requirements of § 33.63 of Title 14 of the Code of Federal Regulations (14 CFR part 33).

This Advisory Circular (AC) provides guidance for certification of electrical wiring interconnection systems (EWIS) on transport category airplanes in accordance with 14 CFR part 25, subpart H, sections §§25.1701 through 25.1739 and sections H25.4 and H25.5 of Appendix H to part 25.

This advisory circular (AC) provides guidance for demonstrating compliance with the transport category airplane certification requirements of § 25.1365 Electrical appliances, motors, and transformers.

Intended as a certification guide and checklist for obtaining a Supplemental Type Certificate (STC).

This advisory circular (AC) sets forth an acceptable means, but not the only means, of demonstrating compliance with the provisions of the airworthiness standards for transport category airplanes related to the airplane design for flightdeck (also referred to as the pilot compartment or cockpit) intrusion resistance.

This advisory circular (AC) provides information and guidance on compliance with the airworthiness standards for transport category airplanes about limiting the time a fuel tank may be flammable or mitigation of hazards from flammable fuel air mixtures within fuel tanks.

a.This revision makes needed changes to this Advisory Circular (AC).
b.The change number and the date of the changed material are shown at the top of each page.

Advises aircraft owners, operators, and radio equipment manufacturers of the FAA’s continued implementation of 50 kHz/Y or Omnidirectional Range (VOR) frequency assignments.

Advises operators of general aviation aircraft of the need for proper maintenance of air-driven gyroscopic instruments and associated air filters.

This advisory circular (AC) provides the Federal Aviation Administration (FAA) guidance for approval of an Advanced Qualification Program (AQP) under AQP regulatory guidance.

Provides a suggested means of compliance with the FAR regarding the evaluation and qualification of helicopter simulators to be used in training and checking

Provides one means, but not the only means, for obtaining approval of a Ground Deicing and Anti-icing Program, and for ensuring compliance with FAR Section 121.629.

This advisory circular (AC) provides operational and airworthiness guidance for operation on U.S.

This advisory circular (AC) describes an acceptable means of showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR), part 25, § 25.795(b)(1), “Flight deck protection.”

States an acceptable means but not the only means for obtaining approval under FAR Section 121.161 for two-engine airplanes to operate over a route that contains a point farther than one hour flying time at the normal one-engine inoperative cruise speed (in still air) from an adequate airport.

This advisory circular (AC) provides a compilation of historically acceptable means of compliance to specifically selected sections of 14 CFR part 23 that have become burdensome for small, simple, low performance airplanes (see Applicability section below) to show compliance.

This advisory circular (AC) provides guidance and describes acceptable methods, but not the only methods, for demonstrating compliance with the safety analysis requirements of § 33.75 of Title 14 of the Code of Federal Regulations (14 CFR).

a. This revision makes needed changes to this Advisory Circular (AC).
b. The change number and the date of the changed material are shown at the top of each page.

Furnishes general guidance for airport employees, airport management, and other personnel responsible for aircraft rescue and firefighting (ARFF) operations at the scene of an aircraft accident on the proper preservation of evidence.

This advisory circular (AC) provides definitions, guidance, and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the engine life-limited parts integrity requirements of § 33.70 of Title 14 of the Code of Federal Regulations (14 CFR part 33).

This advisory circular (AC) provides definitions, guidance, and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the engine fire protection requirements of Title 14 Code of Federal Regulations (14 CFR 33.17).

This change revises existing material in four paragraphs. First, it adds a reference to FAA Order 8300.10.

a. This advisory circular (AC) provides information and guidance on developing the technical data needed for major repairs of critical and complex turbine engine parts.

This Advisory Circular (AC) provides acceptable certification methods, but not necessarily the only acceptable methods, for demonstrating compliance with the crashworthiness requirements of part 25, as amended through Amendment 25-112, of Title 14 of the Code of Federal Regulations (14 CFR) for transport category airplanes.

a. This advisory circular (AC) provides information to builders of experimental aircraft concerning repairman certification.

This advisory circular

CAe) provides information and guidance regarding an acceptable means, but not the only means, of compliance with th~ portions of 14 Code of Federal Regulations (CFR) 25.785 and 14 CFR 121.311, which deal with flight attendant seats.

This AC provides the primary certification guidance on how to meet the airworthiness requirements for installation of non-essential, non-required aircraft cabin systems & equipment (CS&E).

a. The Federal Aviation Administration (FAA) is amending its operating rules to require U.S. operators flying outside the United States to carry aircraft noise certification information on board the aircraft.

This AC describes the communication process between a pilot-in-command of a TARMAC delayed aircraft and local air traffic control (ATC).

This advisory circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR) part 21, subpart L.

This advisory circular (AC) provides information on maintenance programs to foreign air carriers and foreign persons operating U.S.

This advisory circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR) part 21, Certification Procedures for Products, Articles and Parts (part 21).

This advisory circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR) part 45, Identification and Registration Marking.

This advisory circular (AC) provides guidance pertaining to aging aircraft inspections and records reviews accomplished to satisfy the requirements of the Aging Aircraft Safety Final Rule.

This advisory circular (AC) ensures that parts fabricated during maintenance and alteration have an equivalent level of safety as those parts produced under the original design holder’s production certificate.

Airworthiness Program for Airplane Systems/Fuel Tank Safety (EAPAS/FTS)” rule. That rule requires design approval holders (DAHs) and applicants to develop instructions for continued airworthiness (ICA) consisting of maintenance and inspection tasks, intervals, and procedures for the representative airplane’s electrical wiring interconnection systems (EWIS) for each affected type design.

On January 11,1993, we, the Federal Aviation Administration (FAA), published Advisory Circular (AC) 20-115B recognizing RTCA/DO-178B, Software Considerations in Airborne Systems and Equipment Certification, dated December 1, 1992, as a means, but not the only means, to seek FAA approval of airborne software.

This advisory circular (AC) contains information and guidance concerning Federal Aviation Administration (FAA) production certificate (PC) holders located in the United States that plan 10 extend their PC to include a facility located in another country or jurisdiction.

This advisory circular (AC) provides definitions and guidance regarding compliance with the strength requirements for pressurized engine static parts in § 33.64 of Title 14 of the Code of Federal Regulations (14 CFR part 33).

This advisory circular (AC) emphasizes the safety hazards of poorly maintained aircraft exhaust systems (reciprocating powerplants) and highlights points at which exhaust system failures occur.

Summarizes the content of the FAA international symposium on fatigue, “Aviation Fatigue Management Symposium: Partnerships for Solutions”, June 17-19, 2008; Describes fundamental concepts of human cognitive fatigue and how it relates to safe Provides information on conditions that contribute to cognitive fatigue; and fatigue and/or mitigate the effects of fatigue.

a. This advisory circular (AC) provides information on the use of issue papers and gives you guidance on your role in describing and tracking the resolution of significant technical, regulatory, and administrative issues derived from the issue paper process.

Contains equipment specifications for light beacons that are used to locate and identify civil airports, military airports, seaplane bases, and heliports.

This advisory circular (AC) provides guidanc~ for compliance with the provisions of Title 14, Code of Federal Regulations (14 CFR) part 25, pertaining to the requirements for damage-tolerance and fatigue evaluation oftransport category aircraft structurce, including evaluation of widespread fatigue dam, age (VlFD) and establishing a limit of validity of the engineering data that supports the structural-maintenance program (hereafter referred to as the LOV).

This advisory circular (AC) describes an acceptable means of showing compliance with the supercooled large drop condition requirements of § 25.773, Pilot compartment view, § 25.1323, Airspeed indicating system, § 25.1324 Angle of attack system and § 25.1325, Static pressure system, as well as the requirements of § 25.1419, Ice protection, and § 25.1420, Supercooled large drop icing conditions, of Title 14, Code of Federal Regulations (14 CFR) part 25.

This advisory circular (AC) provides guidance for showing compliance with certain requirements of Title 14, Code of Federal Regulations (CFR), part 23, as well as general guidance for the design, installation, integration, and approval of electronic flight deck displays, components, and systems installed in part 23 category airplanes.

Provides guidance for the planning, design, installation, and maintenance of aviation grade artificial turf in areas adjacent to the operational areas of an airport.

This advisory circular (AC) provides information relating to the Bilateral Aviation Safety Agreement (BASA) and accompanying Maintenance Implementation Procedures (MIP) between the United States and Canada.

This advisory circular (AC) provides information and guidance for operators under the provisions of the North American Free Trade Agreement (NAFTA) and operational guidance within the three Civil Aviation Authorities (CAA).

This advisory circular (AC) recognizes the Society of Automotive Engineers (SAE) Aerospace Recommended Practice (ARP) 4754A, Guidelines for Development of Civil Aircraft and Systems, dated December 21, 2010, as an acceptable method for establishing a development assurance process.

A. In this advisory circular (AC), the Federal Aviation Administration (FAA) recommends one way to gain airworthiness approval for an Airborne System for Non-Required Telecommunication (ASNRT) service equipment in the cockpit.

Provides guidance on the development, installation, testing, approval, and maintenance of ADS-B Out squitter units for airport ground vehicles.

This advisory circular (AC) describes acceptable methods to test aircraft cabin interior materials when new finishes are used on existing aircraft cabin interior panels, typically performed on supplemental type certificates (STC) or major alterations.

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This advisory circular (AC) provides information about the provision of technical assistance to Civil Aviation Authorities (CAA) related to compliance with International Civil Aviation Organization (ICAO) standards and recommended practices.

This AC describes an acceptable means, but not the only means, to comply with the requirements for identifying S-LSA and E-LSA with identification (ID) plates, displaying nationality and registration marks, and displaying placards.

This advisory circular (AC) describes the procedures that you, domestic design approval applicants and design approval holders (DAHs), should follow when entering into a certification data retention agreement with the Federal Aviation Administration (FAA).

This AC provides standards for a system of airport marking consisting of certain pilot aids and traffic control devices.

This AC provides guidance for engineers, airport managers, and the public about the design and construction of airport surface storm drainage systems; and subsurface drainage systems for paved runways, taxiways, and aprons.

This AC provides guidelines and procedures for maintaining airport pavements.

This advisory circular (AC) presents guidelines for developing and implementing remedial training and tracking of pilots.

This advisory circular (AC) contains updated and additional information for the pilots of airplanes under Title 14 of the Code of Federal Regulations (14 CFR) parts 91, 121, 125, and 135.

This advisory circular describes an acceptable means of showing compliance with the airplane performance and handling characteristics certification requirements for flight in the icing conditions defined in Appendices C and 0 of Title 14, Code of Federal Regulations part 25.

This advisory circular (AC) provides basic background information and links to sources of more detailed information that can be used to improve air carrier programs that inform crewmembers about in-flight ionizing radiation exposure.

Contains a specification for constant current regulators (CCR) and a monitor for use with airport lighting circuits.

This advisory circular (AC): (1) explains and defines the different flight limitations and Temporary Flight Restrictions (TFRs); (2) describes conditions under which the Federal Aviation Administration (FAA) may establish a flight limitation or TFR area; (3) explains which FAA offices are authorized to issue flight limitations or TFRs; (4) lists the agencies/offices from which the FAA will accept requests to establish a flight limitation or TFR area; and (5) provides an appendix for each type of flight limitation or restriction.

This advisory circular (AC) provides information and guidance concerning special airworthiness certification in the experimental category of certain former military aircraft under Title 14 of the Code of Federal Regulations (14 CFR) part 21, Certification Procedures for Products and Parts, §§ 21.191(a), (c), (d), (e); and 21.193.

This advisory circular (AC) provides information and guidance concerning compliance with Federal Aviation Administration (FAA) requirements in Title 14, Code of Regulations (14 CFR) 25.975(a)(7) and related regulations for preventing fuel tank explosions caused by ignition of vapors outside the fuel tank vents.

This advisory circular (AC) provides guidance concerning compliance with the airworthiness standards for transport category airplanes pertaining to Class B and Class F cargo compartments.

This advisory circular (AC) explains what the term “maintenance program” means. Our explanation describes the scope and content of air carrier aircraft maintenance programs.

This advisory circular (AC) describes a standardized procedure for requesting approval of technical data associated with major repairs/major alterations.

This advisory circular (AC) provides information concerning acceptable methods of testing altimeters, static systems, altitude encoders, and air traffic control (ATC) transponder systems (ATCTS).

This advisory circular (AC) provides information to organizations providing training in aircraft that contain a training requirement in the limitations section of the Airplane Flight Manual (Aircraft Flight Manual (AFM), Rotorcraft Flight Manual (RFM), etc.).

This advisory circular (AC) describes the recommended training for airplane Upset Prevention and Recovery Training (UPRT).

This advisory circular (AC) provides “best practices” for airborne electronic hardware (AEH) design assurance and, is intended to be complementary information to EUROCAE ED-80, Design Assurance Guidance for Airborne Electronic Hardware, RTCA DO-254, Design Assurance Guidance for Airborne Electronic Hardware, and AC 20-152A, Development Assurance for Airborne Electronic Hardware.

Federal Aviation Administration (FAA)-certificated pilot schools are regulated in accordance with Title 14 of the Code of Federal Regulations (14 CFR) part 141.

a. This advisory circular (AC) provides a method of compliance for the test requirements of Title 14, of the Code of Federal Regulations (14 CFR) 33.84 (engine overtorque test) when the applicant chooses to run that test as part of the endurance test of § 33.87.

This advisory circular (AC) explains Federal Aviation Administration (FAA) requirements for the use of portable oxygen concentrators (POC) on board aircraft.

This AC is intended to provide guidance for developing maintenance and inspection programs for aircraft operated as public aircraft.

1.Provides descriptions of references and training materials to ensure that thereader can assemble a Maintenance Human Factors (MxHF) training programmatched to the applicable needs of their specific organization. 2.Provides many sources of current information to develop, implement,reinforce, and assess MxHF training materials. 3.Streamlines MxHF training development at the local level. 4.Is not mandatory, like any AC, and does not constitute a regulation

This advisory circular (AC) provides guidance on how to submit a proposed means of compliance to Title 14, Code of Federal Regulations (14 CFR) part 23 for acceptance by the Administrator in accordance with § 23.2010, Accepted means of compliance.

This Advisory Circular (AC) provides certificate holders with recommended contents for a dangerous goods training program and manual designed to guide and manage dangerous goods operations.

This AC provides information and guidelines to Title 14 of the Code of Federal Regulations (14 CFR) part 135 air carriers/operators to aid in the development of a Second in Command Professional Development Program (SIC PDP) which meets the requirements of part 135, § 135.99(c).

This advisory circular (AC) recommends an inspection schedule for owners of Daher (Socata) TBM Series aircraft.

This advisory circular (AC) prescribes the procedures to develop and submit aircraft owner- and operator-specific inspection programs in accordance with an inspection program selected under the provisions of Title 14 of the Code of Federal Regulations (14 CFR) part 91, § 91.409(f)(4), and satisfies the requirements of § 91.409(g) for review and approval by the Federal Aviation Administration (FAA).

This advisory circular (AC) sets forth an acceptable means, but not the only means, for demonstrating compliance with title 14 of the Code of Federal Regulations (14 CFR)
§§ 23.562, 25.562, 27.562, and 29.562, as well as Technical Standard Order (TSO) TSO-C127a, and TSO-C127b.

This AC discusses the potential hazard associated with the sublimation of dry ice aboard aircraft.

This advisory circular (AC) is intended to promote uniformity of implementation of part 36 of the noise certification requirements of the United States Code of Federal Regulations (CFR) Title 14.

This advisory circular (AC) provides information for certificated pilots and flight instructors to use in complying with the flight review required by Title 14 of the Code of Federal Regulations (14 CFR) part 61, § 61.56 and the recent flight experience requirements of § 61.57.

a. This advisory circular (AC)

1) Provides information about Title 14, Code of Federal Regulations (14 CFR), part 21, Certification Procedures for Products, Articles, and Parts.

This advisory circular (AC) provides information and guidance concerning an acceptable means, but not the only means, of demonstrating compliance with the requirements of Title 14 of the Code of Federal Regulations (14 CFR) parts 21, 23, 25, 26, 27, 29, 31, 33, 35, 43, 91, 121, 125, 129 (U.S.

This advisory circular (AC) provides information regarding pilot training and checking under Title 14 of the Code of Federal Regulations (14 CFR) part 121 subparts N and O, including part 121 appendices E and F.

This advisory circular (AC) describes how pilots can exercise student, recreational, and private pilot privileges in certain small aircraft without holding a current medical certificate.

This AC provides criteria and describes acceptable methods for obtaining approval to use Offshore Standard Approach Procedures (OSAP), Airborne Radar Approaches (ARA), and Helicopter En Route Descent Areas (HEDA) to descend in uncontrolled airspace to an altitude where the pilot can proceed to land using visual references to the surface.

This advisory circular (AC) is intended as a guideline for repair organizations to develop a formal training program for qualification and certification of composite technicians that they employ.

This Advisory Circular (AC) provides information for other regulated entities (e.g., entities storing, packaging, handling, shipping, or performing other functions in support of transporting dangerous goods by air in accordance with Title 49 of the Code of Federal Regulations (CFR) parts 171-180) choosing to voluntarily implement a Safety Management System (SMS).

This publication provides guidance for developing a reliability program, which are your standards for determining time limitations.

This AC provides guidance and recommendations for the preparation and approval of training course outlines (TCO) for Federal Aviation Administration (FAA)-approved, industry-conducted flight instructor refresher courses (FIRC) in accordance with Title 14 of the Code of Federal Regulations (14 CFR) part 61, § 61.197(a)(2)(iii).

This advisory circular (AC) provides airworthiness and operational authorization guidance material for operators, pilots, certificate holders, and/or program managers conducting Title 14 of the Code of Federal Regulations (14 CFR) part 91, §§ 91.180 and 91.706 Reduced Vertical Separation Minimum (RVSM) operations.

This advisory circular contains standards and guidelines for the frangible connections used to support objects located in airfield safety areas and object free areas.

This advisory circular (AC) contains the specifications for airport light bases, transformer housings, junction boxes, accessories, and elevated light fixture covers and stakes.

This AC describes the procedures for converting a European Union Part-Flight Crew Licensing (EU Part-FCL) pilot license to a Federal Aviation Administration (FAA) pilot certificate.

This order provides guidance to all personnel in the administration of the Flight Procedures and Airspace Program.

This AC presents guidelines for developing and implementing mentoring training for pilots in command (PIC).

This AC contains the FAA standards for markings used on airport runways, taxiways, and aprons. Consolidated to include Change 1, dated December 23, 2020.

This advisory circular (AC) introduces the standardized curriculum concept for Title 14 of the Code of Federal Regulations (14 CFR) part 135 training provided by 14 CFR part 142 training centers and describes the associated benefits of this voluntary approach.

This AC provides guidance in performing a safety risk assessment, as part of Safety Risk Management (SRM), associated with the transport of various types of items in the aircraft cargo compartment and the value of considering the inherent hazardous properties of these items.

This advisory circular (AC) describes an acceptable means, but not the only means, for showing compliance with the applicable airworthiness regulations for the electronic hardware aspects of airborne systems and equipment for type certification or Technical Standard Order (TSO) authorization.

This Advisory Circular (AC) provides information to assist proponents planning to conduct outdoor laser operations that may affect aircraft operations in the United States (U.S.)

This Advisory Circular (AC) provides guidance for identifying computing system safety items, developing safety requirements for each computing system safety item, and mitigating the risks presented by computing system safety items, in accordance with 14 CFR § 450.141.

This AC contains the FAA standards and recommendations for the training of airport firefighting and rescue personnel in the proper operation and tactical use of ARFF vehicles and ARFF Vehicles equipped with HRETs.

This advisory circular (AC) provides guidance and a comprehensive method to demonstrate compliance with the requirements for the flight abort hazard control strategy in § 450.108, Flight Abort.

This AC contains the specification for plug and receptacle (cable connectors) used with underground power cables, isolation transformer leads, and light fixture leads for airport lighting systems.

This Advisory Circular (AC) provides guidance for an applicant to determine its hazard control strategy or strategies in accordance with Title 14 of the Code of Federal Regulations (14 CFR) § 450.107(b).

This AC provides aircraft operator guidance on the use of radio frequency identification (RFID) devices and systems in operational and maintenance environments as a means of identifying or scheduling specific maintenance and inspection tasks in accordance with Title 14 of the Code of Federal Regulations (14 CFR) parts 43, 91, 121, 125, 129, and 135.

This AC provides standards for the planning, design and construction of heliports serving helicopters with single, tandem (front and rear) or dual (side by side) rotors.

This AC provides operators with recommended procedures for managing cargo operations. Developing and using these comprehensive procedures is key to establishing a safe and efficient cargo operation.

This AC provides guidance for developing a software management program and showing compliance with applicable regulations related to continued airworthiness when managing aircraft software during maintenance activities.

This AC provides information to assist certain certificate holders under 14 CFR part 21 in developing, implementing, and maintaining a safety management system (SMS) to meet the regulatory requirements of 14 CFR part 5.

This AC provides guidance and recommended practices to operators under Title 14 of the Code of Federal Regulations (14 CFR) parts 121 and 135, as well as part 142 training centers, in developing operational policies, procedures, and training to support effective flightpath management (FPM).

This AC is intended to help a broad audience understand the effects of land use on the safety and utility of airport operations and identify compatible land use development tools, resources and techniques to protect surrounding communities from adverse effects associated with airport operations.

This advisory circular (AC) describes an acceptable means for demonstrating compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 33.76, Bird Ingestion.

This advisory circular (AC) provides guidance that may be used to demonstrate compliance with Title 14, Code of Federal Regulations (14 CFR) 33.70 for rotating life-limited engine parts made of nickel powder.

This AC provides information and guidance material that a regulated entity (RE) operating under Title 14 of the Code of Federal Regulations (14 CFR) may use when voluntarily disclosing to the Federal Aviation Administration (FAA) apparent violations of those FAA regulations listed in paragraph 2.

The Federal Aviation Administration (FAA) (“we”) developed this AC to provide general information and guidance for certificated and General Aviation (GA) operators (“you”) planning flights in oceanic and remote continental airspace.

This Advisory Circular (AC) describes a method to demonstrate compliance with the high consequence event protection requirements of title 14 of the Code of Federal Regulations (14 CFR) § 450.101(c) and the requirements to evaluate the potential for high consequence events in uncontrolled areas in accordance with §§ 450.108(b) and 450.108(c)(4).

This AC contains performance standards, specifications, and recommendations for Driver’s Enhanced Vision System (DEVS).

This AC describes various acceptable means for showing compliance with the requirements of § 25.933(a)(1) and (a)(2), as they apply to unwanted in-flight turbojet thrust reversals on transport category airplanes.

This AC describes acceptable means, but not the only means, for showing compliance with 14 CFR 25.1309, Equipment, systems, and installations.

This AC provides guidance to launch or reentry operators on how to complete the launch and reentry collision avoidance analysis in accordance with 14 CFR § 450.169.

This AC provides clarity on minimum equipment list (MEL), nonessential equipment and furnishings (NEF) program, Configuration Deviation List (CDL), and certain Federal Aviation Administration (FAA) requirements regarding the operation of aircraft with inoperative instruments and equipment.

This Advisory Circular provides reference information on Aircraft Fire Extinguishing Agents and provides an acceptable method for complying with Title 14, Code of Federal Regulations, Part 139, Certification of Airports.

This advisory circular (AC) provides information on implementing a Safety Management System (SMS) based on Title 14 of the Code of Federal Regulations (14 CFR) part 5 for aviation service providers operating or applying for a certificate or Letter of Authorization (LOA) to operate under 14 CFR part 91, § 91.147 or part 121 or 135.

This AC provides operational guidance to aircraft owners, operators, and pilots operating aircraft under Title 14 of the
Code of Federal Regulations (14 CFR) part 91 who want to replace required paper information and/or utilize hosted database and software applications as part of Electronic Flight Bag (EFB) functionality.

This AC transmits an updated schedule of charges for services of Federal Aviation Administration (FAA) Flight Standards Service (FS) aviation safety inspectors (ASI) outside the United States.

This AC provides one means, but not the only means, of ensuring that the contemplated maintenance, alteration, or continue-in-service condition is in compliance with applicable regulations and existing policy.

This advisory circular (AC) presents guidelines for the design and implementation of Line Operational Simulations (LOS), including Line-Oriented Flight Training (LOFT), Special Purpose Operational Training (SPOT), and Line Operational Evaluation (LOE) for flightcrew members.

This advisory circular (AC) provides guidance and standardized methods that data providers, such as type certificate (TC) holders, supplemental type certificate (STC) holders, applicants, and airplane operators, can use when developing takeoff performance data for transport category airplanes for operations on contaminated runways.

This advisory circular (AC) describes an acceptable means, but not the only means, of developing an ejection seat training program (ESTP).

This advisory circular (AC) supports the use of Flight Information Services-Broadcast (FIS-B) weather and other aeronautical data link products for enhanced situation awareness of flight conditions.

This advisory circular describes acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations 25.307, Proof of structure.

This advisory circular (AC) provides guidance concerning compliance with the airworthiness standards for transport category airplanes pertaining to Class C and Class F cargo compartments that incorporate built-in fire extinguishing/suppression systems.

This advisory circular (AC) introduces the Federal Aviation Administration (FAA) Aviation English Language Standard (AELS) and provides guidance to applicants, airmen, training organizations, Designated Examiners (DE), and flight and ground instructors on how to determine that an applicant for an FAA certificate or a person holding an FAA certificate meets the FAA AELS.

This AC sets forth guidelines for operational safety on airports during construction.

We wrote this advisory circular (AC) to guide applicants seeking airworthiness approval for TCAS II version 7.1 (V7.1) certified to technical standard order (TSO) C119c, TSO-C119d or TSO-C119e, Traffic Alert and Collision Avoidance System (TCAS) Airborne Equipment, TCAS II with Hybrid Surveillance.

This advisory circular (AC) provides information and guidance for lessees and conditional buyers of U.S.

This AC provides operators with guidance on how to develop and receive approval for a Weight and Balance (W&B) control program for aircraft and operated under Title 14 of the Code of Federal Regulations (14 CFR) part 91 subpart K (part 91K) , and parts 121, 125, and 135.

This advisory circular (AC) identifies two reports that provide information in the form of “recommended practices” to increase awareness of human factors and facilitate the identification and resolution of human factors/pilot interface issues during the design and evaluation of avionics.

This AC provides information concerning the placement of aircraft into service for Title 14 of the Code of Federal Regulations (14 CFR) part 135 commuter and on demand operations.

This advisory circular (AC) provides guidance for pilot and instructor applicants, pilots, flight instructors, ground instructors, and examiners on the certification standards, knowledge test procedures, and other requirements in Title 14 of the Code of Federal Regulations (14 CFR) part 61.

The standard specifications contained in this advisory circular (AC) relate to materials and methods used for construction on airports.

This AC provides guidance to assist operators in planning, designing, and constructing seaplane bases and associated facilities.

This advisory circular (AC) describes an acceptable means of compliance with the applicable airworthiness regulations for multi-core processors (MCP) contained in airborne systems and equipment used in type certification or technical standard order (TSO) authorization.

This AC provides information and guidance to persons operating under Title 14 of the Code of Federal Regulations (14 CFR) who are designing, developing, and implementing an Internal Evaluation Program (IEP).

This Advisory Circular (AC) provides guidance and a comprehensive method for performing a ground safety analysis in accordance with title 14, Code of Federal Regulations (14 CFR) §§ 450.179, 450.181, 450.183, 450.185, and 450.189.

This AC provides guidance for establishing an Aviation Safety Action Program (ASAP). The objective of an ASAP is to encourage employees of air carriers, repair stations, or other entities (collectively referred to as "eligible entities") to voluntarily report safety information that may be critical to identifying potential precursors to accidents.

This advisory circular (AC) provides guidance for an operator to apply a systematic and logical hazard analysis to identify, analyze, and control public safety hazards and risks associated with flight, and phases of flight, for a launch or reentry vehicle (hereafter referred to as system) in accordance with § 450.109.

This AC provides guidance to the public on the design and evaluation of pavements used by aircraft at civil airports.

This AC provides guidance in the areas of airman (remote pilot) certification, aircraft registration and marking, aircraft airworthiness, and the operation of small Unmanned Aircraft Systems (UAS) in the National Airspace System (NAS) to promote compliance with the requirements of Title 14 of the Code of Federal Regulations (14 CFR) part 107.

This AC contains specifications and guidance for the storage, handling, and dispensing of aviation fuel on airports.

This advisory circular (AC) provides guidance and an acceptable method, but not the only method, that may be used to define an acceptable system safety program (SSP) in accordance with Title 14 of the Code of Federal Regulations (14 CFR) § 450.103 System Safety Program.

This AC provides guidance for using the standardized International Civil Aviation Organization (ICAO) method, called the Aircraft Classification Rating – Pavement Classification Rating (ACR-PCR) method, to report airport runway, taxiway, and apron pavement strength.

This Advisory Circular (AC) provides guidance and methods for performing a population exposure analysis in accordance with Title 14 of the Code of Federal Regulations (14 CFR) 450.123.

This AC contains standards and guidance for airport operators on the issuance of Notice to Air Missions (NOTAM).

This AC provides an explanation of enhanced flight vision system (EFVS) operations conducted under Title 14 of the Code of Federal Regulations (14 CFR), guidance for obtaining Operations Specification (OpSpec), Management Specification (MSpec), or Letter of Authorization (LOA) C048, Enhanced Flight Vision System (EFVS) Operations, and information that may facilitate the development of a training curriculum for EFVS operations.

This AC describes acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 25.353, Rudder control reversal conditions, at amendment 25-147.

This AC presents the concepts of a Safety Management System (SMS) and provides detailed guidance about developing and implementing SMS for an airport.

This AC describes an acceptable means for showing compliance with the requirements of § 25.901(c), including guidance for conducting an SSA of the powerplant installation.

This AC provides guidance for a new type certificate (TC) or a change to an existing TC when the certification basis requires you to address the HIRF certification requirements of §§ 23.1308 (Amendment 23-57), 23.2520 (Amendment 23-65), 25.1317, 27.1317, or § 29.1317.

This advisory circular (AC) provides guidance and an acceptable method, but not the only method, that may be used to account for human factors when crew must perform safety critical roles in accordance with Title 14 of the Code of Federal Regulations (14 CFR) § 460.15.

This AC is not mandatory and does not constitute a regulation. This AC describes an acceptable means, but not the only means, for Title 14 of the Code of Federal Regulations (14 CFR) part 121 certificate holders (CH) and part 129 operators (part 129, § 129.14) of U.S.

This AC provides ways to identify, understand, and manage the risks associated with the landing phase of flight.

This AC provides guidance on meeting the requirements of § 450.161 to publicize, survey, control, or evacuate each flight hazard area identified under § 450.133 prior to initiating flight of a launch vehicle or the reentry of a reentry vehicle to the extent necessary to ensure compliance with the risk criteria in § 450.101.

This advisory circular (AC) provides the means for conducting IFPV of satellite-enabled PBN instrument flight procedures for both fixed-wing and helicopter aircraft.

This AC provides guidance for airport operators when developing an LVO/SMGCS Plan. There may be valid safety and operational reasons for a specific LVO/SMGCS Plan to vary from the AC 120-57 (current edition) guidance due to unique local issues, environmental factors, or volume of traffic operations.

This Advisory Circular (AC) provides guidance on demonstrating compliance with the requirements of completing a license application in accordance with Title 14 of the Code of Federal Regulations (CFR) §§ 413.11 and 413.13.

This AC provides guidance for non-FAA Instrument Flight Procedure (IFP) developers, hereinafter referred to as “service providers,” to become authorized by the Federal Aviation Administration (FAA) (Flight Standards’ Flight Technologies and Procedures Division) to develop public performance based IFPs.

This AC provides guidance for developing and managing an airport foreign object debris (FOD) program and specifications for the equipment used in FOD removal operations.

This advisory circular (AC) provides guidance for gaining airworthiness approval for cockpit voice recorder (CVR) systems.

This advisory circular (AC) provides guidance on a simplified method for performing a Far-Field Blast Overpressure (FFBO) effects analysis as part of a flight safety analysis in accordance with 14 CFR § 450.137.

This Advisory Circular (AC) provides guidance for documenting and submitting a description of the methods used in a Flight Safety Analysis (FSA) in accordance with title 14 of the Code of Federal Regulations (14 CFR) § 450.115(c).

This AC provides guidance and information for developing a receiving inspection system and for incorporation into a person’s existing receiving inspection system to help prevent the introduction of unairworthy articles into inventories.

This advisory circular (AC) describes an acceptable method to demonstrate compliance with Title 14, Code of Federal Regulations (14 CFR) §§ 23.2620(a)(1), 25.1583(b)(1), 27.1583(b)(1), 29.1583(b)(1), 33.7(b)(2), and 33.7(c)(2) regarding the requirements for the approval and use of Fuel System Icing Inhibitors (FSII) in engines and aircraft.

This AC provides information concerning the submission of applications for the issuance of waivers of certain sections of Title 14 of the Code of Federal Regulations (14 CFR) part 91.

Provides information relevant to the preparation and loading of magnetic materials for shipment in civil aircraft

Contains information and recommendations to assist pilots in conducting ground operations during weather conditions conducive to aircraft icing.

This advisory circular (AC) provides information on electrically caused faults, overheat, smoke, and fire in transport category airplanes.

To provide guidance to commuter/air taxi operators to assist them to comply with Section 135.227.

This advisory circular (AC) provides guidance for the airworthiness approval of airborne windshear warning systems in transport category airplanes.

AC provides guidance to elaborate requirements for enhanced emergency medical equipment currently carried on most major air carriers and becoming mandatory as of April 12, 2004

Provides guidance regarding air carrier passenger handling procedures for allergen-sensitive people, including the importance of crewmember training in recognizing and responding to medical events that result from allergen exposure.

Provides guidance material which may be used to determine the adequacy of barometers used in the calibration of aircraft static instruments and presents information concerning the general operation, calibration, and maintenance of such barometers.

Provides information concerning test aids and materials that may be used by applicants taking airman knowledge tests.

Provides guidance for the planning, coordination, management, design, testing, inspection, and execution of rapid construction of rigid (Portland Cement Concrete) airfield pavements.

This advisory circular (AC) provides guidance for demonstrating compliance with the airworthiness standards that specify the requirements for material strength properties and material design values.

a. This advisory circular (AC) identifies RTCA Document No.

a. This advisory circular (AC) sets forth an acceptable means, but not the only means, of showing compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 23 concerning flight tests and pilot judgements.

This AC provides general guidance and information for airport owners and operators in the collection and management of data describing the physical infrastructure, characteristics, and services of their airport.

We, the Federal Aviation Administration (FAA), wrote this advisory circular (AC) to describe how to comply with the requirements of Title 14 of the Code of Federal Regulations (14 CFR) 21.20, 21.97 and 21.303(a)(5).

This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 121.321, Operations in Icing.

Contains the Federal Aviation Administration (FAA) specifications for series to series isolation transformers for use in airport lighting systems.

Provides guidance on the use of avian radar systems to supplement an airport’s Wildlife Hazard Management Plan (WHMP) and reduce the potential avian threats to aircraft.

This advisory circular (AC) provides you with information and guidance on how you can protect aircraft electrical and electronic systems from the effects of lightning.

Specifies the minimum requirements for an Airport Lighting Control and Monitoring System (ALCMS).

This advisory circular (AC) provides guidance and describes methods, but not the only methods, for demonstrating compliance with § 35.37, Propeller fatigue limits and evaluation, of Title 14 of the Code of Federal Regulations (14 CFR).

This advisory circular (AC) provides guidance and describes one method, but not the only method, for demonstrating compliance with §§ 23.907 and 25.907 of Title 14 of the Code of Federal Regulations (14 CFR) for the evaluation of vibratory stresses on propellers installed on airplanes.

This advisory circular (AC) describes an acceptable means, but not the only means, of compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 117 conducting augmented flightcrew member operations.

This advisory circular (AC) provides guidance on the selection, documentation, and control of Certification Maintenance Requirements (CMR).

Describes what you, as an installer, must show in a data package that is presented to the Federal Aviation Administration (FAA) through either a technical standard order authorization (TSOA) or TSO letter of design approval (LODA), under the provisions of Title 14 of the Code of Federal Regulations (14 CFR) part 21.

This AC explains to public airport sponsors and other interested parties the Federal Surplus Personal Property Program for Public Airports.

Focuses on nondestructive testing (NDT) equipment that measures pavement surface deflections after applying a static or dynamic load to the pavement.

This advisory circular (AC) was developed to demonstrate acceptable methods of compliance with Title 14 Code of Federal Regulations (14 CFR) part 117, § 117.5, Fitness for Duty.

Contains standards for the planning, design, installation, and maintenance of Engineered Materials Arresting Systems (EMAS) in runway safety areas (RSAs).

This advisory circular (AC) provides airworthiness and operational approval guidance material for aircraft operators conducting Title 14 of the Code of Federal Regulations (14 CFR) part 97 Area Navigation (RNAV) Required Navigation Performance (RNP) instrument approach procedures (IAP) with Authorization Required (AR), charted as "RNAV (RNP) RWY XX.

This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, for demonstrating compliance with the rotor strength (overspeed) requirements of Title 14 of the Code of Federal Regulations (14 CFR) 33.27.

This advisory circular (AC) provides information and describes an acceptable means of compliance (AMC) with the Reduction of Fuel Tank Flammability in Transport Category Airplanes, final rule.

This advisory circular (AC) provides information and guidance on developing procedures for part marking and part re-marking when performing maintenance, alteration, and fabrication, including the fabrication of owner- or operator-produced parts.

This AC describes the Airport Lighting Equipment Certification Program (ALECP). It provides information on how an organization can get Federal Aviation Administration (FAA) acceptance as a third-party certification body (third-party certifier) and how manufacturers may get equipment qualified under the program.

a. This AC provides guidance on obtaining a foreign design approval/acceptance of a U.S. product or article approved under Title 14 of the Code of Federal regulations (14 CFR) part 21.

This advisory circular (AC) provides guidance and information needed to prepare and submit Federal Aviation Administration (FAA) Form 8130-6, Application for U.S.

This advisory circular (AC) provides guidance for the development of organizations and facilities performing nondestructive inspections (NDI).

This advisory circular (AC) provides guidance for showing compliance with certain requirements of Title 14, Code of Federal Regulations part 25 for the design, installation, integration, and approval of electronic flight deck displays, components, and systems installed in transport category airplanes.

This advisory circular (AC) describes acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 25.341, Gust and turbulence loads.

This AC provides specifications for L-824 underground electrical cable for airport lighting circuits.

This advisory circular (AC) supplements existing airworthiness approval guidance for attitude heading reference system (AHRS) articles approved under technical standard order (TSO)?

The guidance in this AC is intended for manufacturers, installers, maintenance personnel, and users of installed rechargeable lithium batteries and battery systems on aircraft.

This advisory circular (AC) provides guidance for an acceptable means of showing compliance with the requirements of Title 14, Code of Federal Regulations(14 CFR) 25.795(d), Chemical oxygen generators.

This AC describes a system for accrediting civil aircraft parts distributors based on voluntary industry oversight.

Helicopters provide a means of transporting people in urgent need of medical assistance. These operations are unique due to the urgent nature of the flight.

This advisory circular (AC) provides guidance for demonstrating compliance with the engine induction system icing and engine installation ice requirements of Title 14 Code of Federal Regulations (14 CFR) parts 23, 25, 27, 29, and 33.

This AC provides guidance for airport sponsors in the selection and engagement of architectural, engineering, and planning consultants.

This advisory circular (AC) provides guidance for the design, development, implementation, evaluation, and updating of standard operating procedures (SOP), and for pilot monitoring (PM) duties.

This advisory circular (AC) explains the Technical Standard Order (TSO) process outlined in Title 14 of the Code of Federal Regulations (14 CFR) part 21, subpart O, for manufacturers producing articles under a TSO authorization (TSOA) or letter of design approval (LODA).

This advisory circular (AC) provides information and practices regarding the use of child restraint systems (CRS) on aircraft.

This advisory circular (AC) is a summary of the current available data regarding identification and treatment of corrosive attack on aircraft structures and engine materials.

This advisory circular (AC) explains the stall and spin awareness training required under Title 14 of the Code of Federal Regulations (14 CFR) part 61 and offers guidance to flight instructors who provide that training.

This advisory circular (AC) provides guidance to demonstrate compliance with Title 14 of the Code of Federal Regulations (14 CFR) 33.90, Initial Inspection Test.

This AC provides guidance and standardized methods for meeting the training requirements outlined in Title 14 of the Code of Federal Regulations (14 CFR) Part 91 Subpart N, Mitsubishi MU-2B Series Special Training, Experience, and Operating Requirements, for Mitsubishi MU-2B aircraft.

Federal Aviation Administration (FAA) Order 8110.4C, Type Certification, paragraph 4-19(f)(2), requires the Limitations and Conditions section of a multiple STC to include the statement: “The installer must determine whether this design change is compatible with previously approved modifications.”

This advisory circular (AC), as any AC, is not mandatory and does not constitute a regulation; rather, it provides standards and guidance for electronic signatures, electronic recordkeeping, and electronic manual systems.

This advisory circular (AC) outlines the participation requirements for the FederalAviation Administration (FAA) William (Bill) O’Brien Aviation Maintenance Technician (AMT) Awards Program.

Any employer or contractor regulated under Title 14 ofthe Code ofFederal Regulations (14 CFR) part 120 may voluntarily disclose to the Federal Aviation Administration (FAA) violations ofthe drug and alcohol testing regulations under the voluntary disclosure reporting program (VDRP) described in this Advisory Circular (AC).

This advisory circular (AC) provides guidance for gaining airworthiness approval for enhanced and synthetic vision systems in aircraft.

This AC assist airports in complying with the laws and regulations regarding individuals with disabilities by: (1) identifying the relevant statutes and regulations affecting airports; (2) presenting the main features of each of the statutes and regulations; and (3) listing sources of assistance or additional information.

This advisory circular (AC) provides additional information and guidance for U.S.-based leasing companies conducting operations of large transport category airplanes with a valid U.S. registration certificate that meet Title 14 of the Code of Federal Regulations (14 CFR) part 125 applicability.

This advisory circular (AC) provides applicants with guidance for obtaining Federal Aviation Administration (FAA) approval of compliance pursuant to title 14, Code of Federal Regulations (14 CFR) 23.954, 27.954, and 29.954, Fuel system lightning protection.

This AC provides information on the process of planning airport passenger terminal facilities. It combines and supersedes two previous FAA ACs on this topic: AC 150-5360-13, Planning and Design Guidelines for Airport Terminal Facilities, and AC 150/5360-9, Planning and Design Guidelines for Airport Terminal Facilities at Non-hub Locations.

This AC contains the Federal Aviation Administration’s (FAA) standards and recommendations for the geometric layout and engineering design of runways, taxiways, aprons, and other facilities at civil airports.

This advisory circular (AC) provides guidance for demonstrating compliance with the
requirements of Title 14, Code of Federal Regulations (14 CFR) Section 33.67, Fuel
system.

This AC provides guidance to assist persons in obtaining and maintaining Federal Aviation Administration (FAA) certification of an Aviation Maintenance Technician School (AMTS).

This AC discusses the circumstances surrounding engine power-loss accidents. It provides recommendations on how, through individual effort and consideration, those accidents can be prevented.

This advisory circular (AC) provides guidance to holders of certificates under Title 14 of the Code of Federal Regulations (CFR) parts 119 and 125, and foreign air carriers issued operations specifications under 14 CFR part 129 (operators), and part 145 (repair stations) who voluntarily disclose to the Federal Aviation Administration (FAA) their violation(s) of certain hazardous materials regulations under this voluntary disclosure reporting program (VDRP).

This advisory circular (AC) provides an acceptable means for demonstrating compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 33.83, Vibration test.

a. This AC explains how to gain approval of aircraft seats with integrated electronic components and installed on aircraft.

This advisory circular (AC) provides definitions and guidance for demonstrating compliance with the propeller control system requirements of Title 14 of the Code of Federal Regulations (14 CFR 35.23).

This advisory circular (AC) provides guidance for the installation and airworthiness approval of flight deck system control devices, from primarily a human factors perspective.

This advisory circular (AC) provides guidance for substantiating parts or materials substitutions to maintain the safety of old or out-of-production general aviation (GA) aircraft, or other GA aircraft where the parts or materials are either difficult or impossible to obtain.

This advisory circular (AC) contains recommendations for the experience, training, qualification, examination, and certification of nondestructive inspection (NDI) personnel for the inspection of aircraft, engines, propellers, accessories, and other aviation components.

This advisory circular (AC) provides information and guidance regarding a repair station located in the United States obtaining, renewing, or amending a European Aviation Safety Agency (EASA) Part-145 approval and an Approved Maintenance Organization (AMO) located within the European Union (EU) obtaining, renewing, or amending a Federal Aviation Administration (FAA) repair station certificate under the provisions of the U.S.

This advisorycircular(AC)providesguidelines and requirements to obtain approved model list (AML)supplemental typecertificate(STC).

This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 25.362, Engine failure loads.

This advisory circular (AC) presents best practices for drafting service bulletins (SB) related to an airworthiness directive (AD).

This advisory circular (AC) provides guidance applicable to adding fuels and oils as engine, aircraft, or auxiliary power unit (APU) operating limitations.

This advisory circular (AC) provides information on the planning and oversight of construction projects at airports accomplished under the FAA's Airport Improvement Program (AIP).

Sets forth recommended radiation safety precautions for ground operation of airborne weather radar.

Contains useful information concerning measurements for intensity, covering, and color of aircraft position and anti-collision lights.

Provides guidance and acceptable means, not the sole means, by which compliance may be shown with the requirements for dual locking devices on removable fasteners installed in rotorcraft and transport category airplanes.

Provides information and guidance concerning an acceptable means of showing compliance with Part 23 through amdt.23-45 of the Federal Aviation Regulations applicable to replacing reciprocating engines with gas turbine engines (turbopropeller, turbojet, or turbofan).

Provides guidance for use in demonstrating compliance with the powerplant fire protection requirements of the Federal Aviation Regulations (FAR).

Provides information about the relationship between flight crew members cockpit voice communication and cockpit noise levels.

Furnishes guidance concerning special flight permits necessary to operate an aircraft in excess of its usual maximum certificated takeoff weight.

Provides guidance in the design of a lighted visual aid to indicate temporary runway closure.

Sets guidelines for using the Approved Model List (AML) Supplemental Type Certificate (STC) process for the installation approval of avionics for 14 CFR, part 23 airplanes.

Provides guidance on the use of SAE Class H11 bolts in primary structure on all aircraft, including gliders and manned free balloons, and on aircraft engines and propellers.

Provides information and guidance concerning compliance with Part 23 of the Federal Aviation Regulations (FAR) applicable to evaluation of empennage design flight loads on configurations where the horizontal tail surfaces are supported by the vertical tail, or have appreciable dihedral.

Provides information pertaining to aircraft engine induction system icing and the use of fuel additives to reduce the hazards of aircraft operation that may result from the presence of water and ice in aviation gasoline and aircraft fuel systems.

Provides guidance concerning test procedures which may be used in showing compliance with the standards in technical standards orders C 46a.

Provides information and guidance concerning an acceptable means, but not the only means, of compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 23.

Provides guidance regarding the inspection, maintenance, and installation of engine controls with emphasis on the airframe portion of these systems.

a. This advisory circular (AC) is for aircraft and aircraft engine manufacturers anddesigners. We provide a means to gain Federal Aviation Administration (FAA) approval of your aviation databus by showing the databus design performs its intended function and satisfies the applicable airworthiness requirements when installed on an aircraft or aircraft engine.

Discusses the conditions under which color coded decals may be used to comply with the requirements in FAR Parts 23, 25, 27, and 29 for marking fuel filler openings.

Recommends several actions that the user can take to alleviate problems of frequency congestion in the 190-535 kHz frequency range.

This advisory circular (AC) provides information and guidance for use in evaluating and determining the eligibility of U.S. military surplus flight safety critical aircraft parts (FSCAP), engines, and propellers for installation on Federal Aviation Administration (FAA) type-certificated products.

Provides guidance material for acceptable means, but not the only means, of demonstrating compliance with the requirements for distributing required passenger emergency exits uniformly.

Provides information and guidance concerning an acceptable means of compliance with Part 3 of the Civil Air Regulations (CAR) and Part 23 of the Federal Aviation Regulations (FAR), applicable to approval procedures for certification of alternate fuels.

Sets forth acceptable means of compliance with Part 23 of the Federal Air Regulations (FAR), for approval/certification to use automobile gasoline with or without oxygenates (alcohol, ethers, etc.) in Part 23 airplanes.

Provides guidance for complying with Part 21 of Subchapter C, Chapter 1, Title 14 of the Code of Federal Regulations (CFR), which contains the certification procedures for products and parts.

Provides an acceptable means, but not the only means, of compliance with the requirements of the FARs for positive locking of fuel drain valves in the closed position.

Provide guidance for reporting anomalie occurring in reusable suborbital rockets operating under an expermentalpermit issued by the Federal Aviation Administration (FAA) This AC also provide guidance for implementing an anomaly reporting and corrective action system for reusable suborbital rockets operating under FAA-issued experimental permit.

Contains guidelines and procedures for the design and construction of skid-resistant pavement; pavement evaluation, without or with friction equipment; and maintenance of high skid-resistant pavements.

Provides information and guidance concerning acceptable means of showing compliance with Section 21.17(b) of Part 21 of the Federal Aviation Regulations (FAR) for type certification of gliders and powered gliders.

Sets forth on method that may be used to show compliance to the requirements contained within CFR, part 23, 23.1523, which prescribes the certification requirements for minimum flight crew on part 23 airplanes.

Provides guidance and information concerning the application of a systematic and logical system safety process and methodology for identification and control of public safety hazards associated with the operation of reusable launch vehicle and reentry vehicle systems.

This advisory circular (AC) provides one acceptable means of compliance, but not the only means, for reusable software component (RSC) developers, integrators, and applicants to gain: • The Federal Aviation Administration’s (FAA) “acceptance” of a software component that may be only a part of an airborne system’s software applications and intended functions

Includes information relating to the Society of Automotive Engineers (SAE) standard dimensions for fueling ports now being incorporated during new aircraft production by all General Aviation Manufacturer’s Association member companies.

Provides information and guidance concerning airworthiness certification requirements for aircraft or aircraft engines, assembled from kits by aircraft or aircraft engine manufacturers located in other countries.

Provides information and guidance concerning the importance of transponder operation and altitude reporting in the National Airspace System.

Describes acceptable criteria for safe noise abatement departure profiles (NADP) for subsonic turbojet-powered airplanes with a maximum certificated gross takeoff weight of more than 75,000 pounds.

Sets forth an acceptable means of complying with placarding rules in Federal Aviation Regulations 23 and 27 with respect to battery excited alternator installations.

Describes a method of demonstrating compliance with the requirements of the FAR concerning the ingestion of water from the runway/taxiway surface into the airspeed system, the engine, and essential auxiliary power unit air inlet ducts of turbine engine power unit air inlet ducts of turbine engine powered airplanes.

Alerts the aviation community to the potential hazards of water in aviation fuels. Additionally, it outlines recommended procedures to prevent, detect, and eliminate water in the fuel systems of aircraft.

Contains guidance on complying with new Federal statutory requirements regarding the construction or establishment of landfills near public airports.

Provides information, clarification, and procedural guidance concerning the Inactivation of MIL-S-8879Cm Screw Threads, Controlled Radius Root with Increased Minor Diameter, as it relates to the civil aviation industry.

Describes techniques used in aircraft inspections. Designed to familiarize owner, pilots, student mechanics, and others with inspection procedures, it does NOT qualify an individual to make airworthiness determinations.

The AC acknowledges the General Aviation Manufacturers Association (GAMA) Publication #12, “Recommended Practices and Guidelines for an Integrated Flightdeck/Cockpit in a 14 CFR (or equivalent) Certificated Airplane,” as an acceptable means for showing compliance with applicable requirements for electronic displays in part 23 airplanes.

Provides information and suggested procedures to increase service life and to minimize blade failures of metal propellers.

Provides information and guidance regarding compliance with Part 23 of the Federal Aviation Regulations (FAR) applicable to dynamic testing of airplane seats.

Provides the rationale and procedure for conducting an Line Operations Safety Audit (LOSA) at an airline.

Provides guidelines and recommendation for deicing aircraft with infrared technology. Also provides means for obtaining approval for the use & inclusion of infrared technology in an operators deicing program.

This advisory circular (AC) provides information and guidance for the maintenance of emergency evacuation systems (EES) used on aircraft operating under the provisions of Title 14 of the Code of Federal Regulations (14 CFR) part 121.

This advisory circular (AC) provides guidance for the certification and use of reduced thrust (power) for takeoff and derated takeoff thrust (power) on turbine powered transport category airplanes.

This advisory circular {AC) sets forth an acceptable means, but not the only means, of showing compliance with Federal Aviation Regulations (FAR) § 121.195 (d) pertaining to operational landing distances on wet runways.

Provides revised information to FAR Part 91 seaplane operators regarding seaplane preflight, oral briefings for seaplane passengers, the use of safety belts and shoulder harnesses in seaplanes, escape/egress after capsizing, water survival, and flotation gear for seaplane occupants.

This AC provides guidance and information, which establish minimum guidelines for Air Medical Resource Management Training.

Provides information and guidance concerning compliance with Part 23 for self-locking nuts used on bolts subject to rotation in operation.

Guidance applies to airplanes required to conform with 25.856, and part VI of appendix F to Title 14 Code of Federal Regulations (14 CFR) part 25.

Provides guidance regarding crewmember training programs (Flight attendant training program in particular) that incorporate Automated External Defibrillators (AED) and enhanced Emergency Medical Kits (EMK).

Provides guidance regarding air carrier procedures for the use of ventilation and ground based air conditioning on the ground, as well as management of passengers during ground operations with no cabin ventilation.

Describes methods, procedures and practices determined to be acceptable for showing compliance with the general aviation maintenance record-making and record-keeping requirements of Title 14 of the Code of Federal Regulations (14 CFR) parts 43 and 91.

Describes acceptable methods for organizing the aviation community for all events, such as major sports events (auto racing, golf, etc.)

Presents information and guidance to provide one means, but not the only means, of complying with Section 23.629, Flutter (including flutter, airfoil divergence, and control reversal) of Part 23 of the Federal Aviation Regulations.

Provides recommended security measures applicable to ATCO operations that should minimize the effects of crimes directed against air transportation.

Provides information to the public, certificated air carriers, commercial operators, and airline personnel about FAA-approved carry-on baggage programs.

This Advisory Circular (AC) contains information, directions, and procedures for obtaining operating authority for commercial air tour operations over national parks and tribal lands.

This advisory circular (AC) provides guidance material for the airworthiness approval of flight management systems (FMS) in transport category airplanes.

This AC provides one means, but not the only means, of complying with FAR Sections 135.227, 135.345, & 135.351 (referred to as the FAR Part 135 ground deicing rule).

Sets forth an acceptable means for complying with rules governing aircraft equipment installations in cases involving the substitution of technical standard order equipment for functionally similar TSO approved equipment.

Provides guidelines concerning environmental conditions for instrument repair and overhaul shops and information on calibration of test equipment.

Sets forth acceptable means, but not the sole means, by which compliance maybe shown with auxiliary fuel system installation requirements in accordance with the Federal Aviation Regulations identified within.

Provides guidance material useful to repair facilities in the maintenance of weather radomes.

Provides information and guidance material which may be used by Air Ambulance and Emergency Medical Service/Airplane (EMS/A).

Furnishes FAA personal and interested segments of industry with general guidelines for determining whether current or proposed transportation operations by air constitute private or common carriage.

Provides guidance material for demonstrating compliance with the Federal Aviation Regulations (FAR) pertaining to flammability of aircraft seat cushions.

Presents guidelines and methods for complying with the requirements of section 25.994 of the Federal Aviation Regulations (FAR).

This advisory circular (AC) provides information and guidance regarding acceptable means of compliance with the requirements of 14 CFR part 25 applicable to dynamic testing of seats.

This AC provides an acceptable means, but not the only means, for obtaining and maintaining approval of CAT I & II Weather Minima including the installation and approval of associated aircraft systems.

Provides information about the effects of beards on masks in continuous flow and demand oxygen systems.

Provides methods acceptable to the Administrator for showing compliance with the type certification requirements for transport airplane mechanical systems and equipment installations.

Sets forth acceptable methods of compliance with provisions of Part 25 of the FAR dealing with the certification requirements for taxi, takeoff, and landing roll design loads.

Sets forth an acceptable means, but not the only means, of demonstrating compliance with the provisions of 14 CFR Part 25 related to the aircraft design for sustained engine rotor imbalance conditions.

Provides information and guidance material that may be used by repair station certificate holders, operating under FAR Part 145, to design and implement an Internal Evaluation Program.

Sets forth an acceptable means, but not the only means, of demonstrating compliance with the provisions of Title 14, Code of Federal Regulations (14 CFR) part 25 pertaining to the certification requirements for windshields, windows, and mounting structure.

This advisory circular (AC) provides guidance to demonstrate compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) part 33, Airworthiness Standards: Aircraft Engines.

Advises the public that policy information contained in the subject Civil Aeronautics Manuals may be used in conjunction with specific sections of the Federal Aviation Regulations.

Sets forth acceptable means, but not the only means, of showing compliance with the Federal Aviation Regulations (FAR) applicable to installed position lights and anti-collision lights.

AC contains acceptable methods, techniques, and practices for inspection, prevention, control and repair of corrosion on avionic systems and equipment.

Identifies the information that must be provided in Airplane Flight Manual (AFM) under the airworthiness regulations and provides guidance as to the form and content of the approved portion of an AFM.

Contains the FAA standards for generic visual glideslope indicators systems. GVGI systems provide pilots with visual glideslope guidance during approaches for landing at general aviation airports.

Provides introductory material, background information, and reference material on aeronautical decision making.

Provides design standards and guidelines for determining recommended runway lengths.

Provides guidance to airport sponsors that develop Environmental Management Systems (EMS). It provides guidance to airport sponsors on the needed parts of an EMS.

Provides an acceptable means, but not the only means, of compliance with the Federal Aviation Regulations (FAR) regarding the evaluation of and qualification of airplane simulators used in training programs or airmen checking under Title 14 Code of Federal Regulations (CFR).

Provides information regarding the survival items that should be carried during aircraft extended overwater operations.

This advisory circular describes an acceptable means for showing compliance with the requirements of section 33.14 of the Federal Aviation Regulations (Title 14, Code of Federal Regulations).

The Intent of this AC is to promote uniformity of implementation of the emissions certification requirement of Part 34 of the Federal aviation Regulations.

Provides guidance for compliance with the provisions under Title 14 under the Code of Federal Regulations, Part 33 (14 CFR 33) pertaining to the materials suitability and durability requirements, 33.15, as applicable to the manufacture of titanium alloy high energy rotating parts of aircraft engines.

Provides a means, but not the sole means, for acceptance of glass fiber fabric for external covering of aircraft structure.

Provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the requirements contained under Title 14 of the Code of Federal Regulations (14 CFR), part 33, sections 33.78(a)(2) and 33.78(c).

Provides an acceptable means of ensuring compliance with the FAR regarding the evaluation and qualification of all training devices in which flight training, qualification, or certification of airmen under Title 14, Code of Federal Regulations, is accomplished.

Explains how to compute airport capacity and aircraft delay for airport planning and design. Consolidated file contains Changes 1 and 2.

Outlines acceptable methods for marking individual flotation devices which also serve as seat cushions

This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate the redesigned parts for reciprocating engines comply with the requirements of §33.19 of Title 14 of the Code of Federal Regulations (14 CFR).

Provides guidance material for acceptable means of demonstrating compliance with the requirements of FAR Part 33, relating to detonation testing for reciprocating aircraft engines.

Describes an acceptable means for obtaining FAA airworthiness approval for the installation of a Terrain Awareness and Warning System (TAWS) that has been approved under Technical Standard Order (TSO)-C151a.

Provides information on turnbuckle safetying methods that have been found acceptable by the FAA during past aircraft type certification programs.

Provides guidance and acceptable methods, but not the only methods, for demonstrating compliance with 14 CFR §35.4, Instructions for Continued Airworthiness.

Provides guidance to sponsors of airport projects developed under the Airport Improvement Program (AIP) to meet the requirements of the Uniform Relocation Assistance and Real Property Acquisition Policies Act of 1970 (PL 91-646, as amended) and the Regulations of the Office of the Secretary of Transportation, 49 CFR Part 24.

Describes an acceptable means for obtaining FAA airworthiness approval concerning new or revised requirements for braking systems, and associated test conditions for braking systems, installed in transport category airplanes.

States an acceptable means, not the only means, for obtaining approval of Category III Landing Weather Minima and low visibility takeoff, including the installation and approval of associated aircraft systems.

Provides general guidance for noise control and compatibility planning for airports as well as specific guidance for preparation of airport noise exposure maps and airport noise compatibility programs by airport operators for submission under Title 14, Code of Federal Regulations, Part 150, and the Aviation Safety and Noise Abatement Act of 1979.

Examines the unanticipated right yaw phenomenon, the circumstances under which it may be encountered, how it can be prevented, and how the pilot should react if it is encountered.

Provides information relating to the use of alternate grades of gasoline when grade 80/87 aviation is not available and the resultant effects of the use of the alternate fuels which have higher TEL (tetraethyl lead) content.

This Advisory Circular (AC) provides safety guidelines for persons associated with helicopter operations and suggests ways to avoid hazards and reduce the risk of accidents.

This advisory circular (AC) provides guidance material for Type Certificate (TC) Holders, Supplemental Type Certificate (STC) Holders, and operators to comply with requirements in the Aging Airplane Safety Act to ensure the airworthiness of aging airplane parts and components.

Provides guidance on one means, but not necessarily the only means, of developing, implementing, and operating a voluntary Flight Operational Quality Assurance (FOQA) program that is acceptable to the Federal Aviation Administration (FAA).

This advisory circular provides guidance to customers of the National Airspace System (NAS) in regard to the use of and participation on ATCSCC hotlines.

This Advisory Circular (AC) provides an acceptable means of showing compliance with the requirements of Title 14, Code of Federal Regulations (CFR), part 25, § 25.795(b)(2), “Cabin smoke protection.”

Provides guidance to customers of the National Airspace System on the use of Coded Departure Routes.

This advisory circular (AC) provides backgroung information, and describes fractional ownership programs and te application process for obtaining management specifications (MSpecs) to operate under Title 14 of the Code of Federal Regulations (14CFR) part 91 subpart k (part 91K)

This advisory circular (AC) provides guidance for demonstrating compliance with the transport category airplane certification requirements of § 25.899 Electrical bonding and protection against static electricity

Provides instructions to ensure continued airworthiness of structural repairs on transport category airplanes.

Provides guidance in the design of systems for interactive training of airport personnel, which are eligible for funding under the Airport Improvement Program (AIP) and with Passenger Facility Charge (PFC) revenues.

Provides guidance regarding on-board Area Navigation (BRNAV) equipment requirements for operators of U.S. registered civil aircraft, operating in a Basic Area Navigation (BRNAV) environment in the European region.

Contains recommendations for ensuring safe operations of large airplanes during icing conditions and guidelines for the development of adequate procedures for the deicing of large airplanes.

Provides guidance for 14 CFR parts 121, 125, and 135 certificate holders for obtaining an FAA finding regarding the operational safety/suitability of the Flight Deck Observer Seat and Associated Equipment.

Provides methods for meeting the certification requirements specified in Title 14, Code of Federal Regulations, Part 139, Certification of Airports.

This advisory circular (AC) sets forth an acceptable means, but not the only means, of demonstrating compliance with the provisions of the airworthiness standards for transport category airplanes related to the airplane design for flightdeck penetration resistance.

Provides guidance material to manufacturers and operators of transport category airplanes for use in developing a continuing structural integrity program to ensure safe operation of older airplanes throughout their operational lives.

This Advisory Circular replaces AC 90-102 and provides guidance to customers of the National Airspace System (NAS) regarding changes to the traffic management process for managing flights through a constrained area with an Airspace Flow Program (AFP).

This advisory circular (AC) provides guidance for demonstrating compliance with the transport category airplane certification requirements of § 25.863 Flammable fluid fire protection (as applicable to electrical system components) and § 25.869 Fire protection: systems.

Reaffirms to the aviation community the FAA policy governing responsibility for funding relocation, replacement and modification of air traffic control and air navigation facilities that are made necessary by improvements or changes to the airport.

This advisory circular provides information to customers of the National Airspace System (NAS) in regards to the implementation and use of the dual J80 route procedure.

a. This advisory circular (AC) shows you how to gain a type certificate (TC), supplemental TC (STC), amended TC (ATC), amended supplemental TC (ASTC), or technical standard order (TSO) authorization for systems incorporating the presentation of geometric altitude relative to mean sea level (MSL) on electronic displays.

This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (CFR), part 25, § 25.795(c), “Least risk bomb location.”

Provides the specifications for the collection of airport data for the FAA Airport Surveying – Geographic Information System (GIS) Program.

Contains information, references and guidelines for construction of Aircraft Rescue and Fire Fighting (ARFF) station building design.

Provides guidance to users of the National Air Space System for participation in the North American Route Program (NRP).

This AC provides guidance for the test method to determine burnthrough resistance of thermal/acoustic insulation materials installed in transport category airplanes.

Provides guidance to the airport operator in the development and implementation of an Airport Emergency Plan (AEP).

This advisory circular (AC) provides guidance for developing substantiation data to support the design approval of critical and complex turbine engine and auxiliary power unit (APU) parts produced under parts manufacturer approval (PMA).

Provides information that airports can use to procure foreign object debris (FOD) detection equipment.

This advisory circular (AC) provides certificate holders with guidance for obtaining operational approval to conduct Extended Operations (ETOPS) under Title 14 of the Code of Federal Regulations (14 CFR) part 135.

This advisory circular (AC) provides information and guidance to the aviation p.1blic on the procedures for certification of a repairman.

Contains the FAA standards for power and control units for land and hold short lighting systems.

This advisory circular (AC) contains methods, techniques, and practices acceptable to the Administrator for the inspection and repair of nonpressurized areas of civil aircraft, only when there are no manufacturer repair or maintenance instructions.

This advisory circular (AC) explains how you can use the new provision in Title 14 of the Code of Federal Regulations (14 CFR) §§ 21.1(a)(3), 21.8, 21.9(a)(4), and 21.50(c) for commercial parts.

This advisory circular (AC) provides information for developing and implementing a Continuing Analysis and Surveillance System (CASS).

This advisory circular (AC) provides guidance for creating a complete data package when data is submitted to a Federal Aviation Administration (FAA), aircraft certification office (ACO) or to FAA designees, to support a major repair or major alteration.

Provides the specified manufacturing requirements for panels used for remote control of airport lighting and auxiliary systems.

a.

This advisory circular (AC) describes a comparative test and analysis method that may be used for turbine engine or auxiliary power unit (APU) blades or vanes when produced under parts manufacturer approval (PMA).

This Advisory Circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR) part 21, Certification Procedures for Products and Parts, § 21.191(g) for the purpose of operating amateur-built aircraft.

This AC sets forth an acceptable means, but not the only means of showing compliance with the provisions of Title 14 of the Code of Federal Regulations (14 CFR) parts 23, 25, 27, and 29 regarding airworthiness type certification requirements for composite aircraft structures involving fiber reinforced materials, e.g., carbon and glass fiber reinforced plastics.

This advisory circular (AC) provides aviation safety inspectors (ASI) and air carrier management personnel with information to consider regarding certificate management and internal evaluation of operational control functions.

This advisory circular (AC) discusses engine overhaul terminology and standards used in the aviation industry.

This advisory circular (AC) provides guidance and acceptable means, but not the only means, for demonstrating compliance with the specific requirements applicable to 30-second and 2-minute One-Engine-Inoperative (OEI) rotorcraft turbine engine ratings in part 33 of Title 14 of the Code of Federal Regulations (14 CFR part 33).

This advisory circular (AC) provides definitions, guidance, and acceptable methods, but not the only methods, that may be used to demonstrate compliance with requirements in § 33.70 of Title 14 of the Code of Federal Regulations related to the integrity of engine life-limited parts.

This advisory circular (AC) shows you how to obtain Federal Aviation Administration (FAA) airworthiness approval for the development, verification, and integration of an integrated modular avionics (IMA) system for installation into an aircraft or engine.

This advisory circular (AC) contains changes to Appendix 3. This AC provides information on certification (design and installation) and continued airworthiness of digital flight data recorder systems (DFDRS).

This advisory circular (AC)offers guidance on compliance with Title 14 Code of Federal Regulations (14 CFR) 26.21, 26.23, 121.1115, and 129.115.

The objective of the WINGS Pilot Proficiency Program is to reduce the number of accidents in General Aviation (GA) by assisting airmen to find educational opportunities designed to help them apply the principles of risk assessment and risk management (RM).

Provides guidance to assist airport operators in preparing for water rescue operations.

This advisory circular (AC) provides a standard means for a certificate holder to obtain approval for use of a Remote On-Ground Ice Detection System (ROGIDS).

Provides an interactive specification that airports can use in procuring Aircraft Rescue and Fire Fighting (ARFF) vehicles.

This advisory circular (AC) provides information about the requirements of Title 14, Code of Federal Regulations (14 CFR) part 21 , Certification Procedures for Products, Articles, and Parts for quality systems for the manufacture of composite structures.

This advisory circular (AC) provides information and guidance for use in determining the quality, eligibility and traceability of aeronautical parts and materials intended for installation on U.S. type-certificated (TC) products and articles, and to enable compliance with the applicable regulations.

This advisory circular (AC) provides guidance for the certification of commercial derivative aircraft (CDA).

This advisory circular (AC) provides guidance on means, but not the only means, of compliance with Title 14, Code of Federal Regulations (14 CFR) part 25 concerning: (1) conduct of full?

This advisory circular (AC) describes an acceptable means for showing compliance with the requirements of Title 14 of the Code of Federal Regulations (14 CFR) 25.729 regarding the landing gear retracting mechanism requirements.

This advisory circular (AC) provides all aircraft operators with information and guidance for assistance in compliance to Title 14 of the Code of Federal Regulations (14 CFR) part 39, Airworthiness Directives.

a.This advisory circular (AC) provides guidance on developing and implementing a Fatigue Management Program (FMP) to address in-service issues for metallic fatigue critical structure.

This AC explains how to obtain the latest airport-related research and development (R&D) products funded by the Federal Aviation Administration’s (FAA’s) Airports Organization, particularly the FAA’s Airport Technology Research and Development Branch, the Airport Cooperative Research Program (ACRP), the Innovative Pavement Research Foundation (IPRF), and the Airfield Asphalt Pavement Technology Program (AAPTP).

a. This advisory circular (AC) recognizes several SAE Aerospace Recommended Practices (ARPs) and European Organization for Civil Aviation Equipment (EUROCAE)documents as acceptable methods for showing compliance with airworthiness regulations.

This advisory circular (AC) suggests standards and procedures for the acquisition, use, and storage of pyrotechnic visual distress signaling devices that are intended for use in aircraft emergencies.

This advisory circular (AC) provides general guidance concerning type certification projects for aircraft turbine engines.

Provides guidance on the use of remote sensing technologies in the collection of data describing the physical infrastructure of an airport.

This advisory circular (AC) provides the public with information regarding the certification of repairmen (light-sport aircraft (LSA)) with maintenance and inspection ratings, the acceptability of training courses, and the continued airworthiness of LSA.

For certificated airports, this Advisory Circular (AC) defines the minimum acceptable standards for the conduct and preparation of Wildlife Hazard Site Visits (Site Visit), Wildlife Hazard Assessments (Assessments) and Wildlife Hazard Management Plans (Plans).

This revision adds minor clarifications and new guidance material based on issues and questions since revision ‘C’ was published.

This AC describes maintenance practices that we, the Federal Aviation Administration (FAA), recommend for aircraft that you, a commercial air tour operator, use to perform commercial air tours.

This advisory circular (AC) presents guidelines for developing and implementing a Fatigue Education and Awareness Training Program.

(1) Describes the basic concepts of Fatigue Risk Management Systems (FRMS), as prescribed in Title 14 of the Code of Federal Regulations (14 CFR) part 117, § 117.7, and how they relate to aviation industry employees safely performing their duties.

This AC and its appendices provide guidance to airport operators about developing training programs for safe ground vehicle operations, personnel taxiing or towing an aircraft, and pedestrian control on the movement and safety areas of an airport.

This advisory circular (AC) recommends publications, administrative, and operational procedures that will assist in the management of a non-Federal ATCT (NFCT).

This advisory circular (AC) provides guidelines for the development and implementation of standard operating procedures (SOP) for conducting safe aircraft operations during taxiing to avoid causing a runway incursion.

This advisory circular (AC) provides suggestions to improve sport parachuting safety and disseminates information to assist all parties associated with sport parachuting to be conducted in compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 105.

a. Evaluating Manufactured or Modified Aircraft. It provides a means but not the only means of evaluating manufactured or modified aircraft by the use of standard systems, processes, and tests necessary to determine pilot training and qualification requirements.

This advisory circular (AC) establishes guidelines for U.S. operators to use when reviewing Foreign Terminal Instrument Procedures (FTIP).

This advisory circular (AC) describes acceptable means for showing compliance with the requirements of Title 14, Code of Federal Regulations (14 CFR) 25.415, Ground gust conditions.

This advisory circular (AC) provides instructions for institutions of higher education on how to obtain authority to certify students who graduate from the institution’s degree program with an aviation major and otherwise meet the requirements of Title 14 of the Code of Federal Regulations (14 CFR) part 61, § 61.160(b), (c), or (d).

This advisory circular (AC) is for the development of inspection program requirements for the certification of former military aircraft in the experimental category for the purpose(s) of exhibition and air racing that operate in the United States in accordance with Title 14 of the Federal Code of Regulations (14 CFR) part 21, § 21.191(d) and (e).

a. This advisory circular (AC) updates the Federal Aviation Administration’s (FAA) guidance to applicants for parts manufacturer approval (PMA) of articles via tests and computations or identicality without a license agreement.

This AC provides guidance on airport terminal and landside wayfinding, signing, and graphics.

This advisory circular (AC) describes an acceptable means for showing compliance with certain requirements of Title 14, Code of Federal Regulations (CFR) 25.1329, Flight guidance systems.

This AC provides guidance and specifications for the Maintenance of airport Visual Aid Facilities.

This advisory circular (AC) describes an acceptable method, but not the only method, to support certain comparative assessment compliance findings to Title 14 of the Code of Federal Regulations (14 CFR) part 33, § 33.15, Materials, for turbine engine projects.

This advisory circular (AC) provides information and guidance on the Additional Pilot Program (APP) for flight testing experimental aircraft.

This advisory circular provides guidance to assist airport operators in the procurement of snow and ice control equipment for airport use.

This Advisory Circular provides guidance to customers of the National Airspace System (NAS) regarding a new traffic management initiative for managing flights through a constrained area.

This advisory circular (AC) provides guidance on airworthiness approval for designers, manufacturers, and installers of Satellite Voice (SATVOICE) equipment supporting air traffic service (ATS).

This advisory circular (AC) provides information about the availability of resource material on digital data integrity.

This AC describes an acceptable means, but not the only means, for showing compliance with the applicable airworthiness regulations for equipment with an installed aeronautical database.

This advisory circular (AC) provides guidance and describes acceptable methods, butnot the only methods, for demonstrating compliance with the engine control systems requirements of § 33.28 of Title 14 of the Code of Federal Regulations (14 CFR part 33) at amendment level 3326.

This advisory circular (AC) provides guidance for the Federal Aviation Administration’s (FAA) standard for a Liquid Water Equivalent System (LWES).

This advisory circular (AC) sets forth one means that would be acceptable to the Administrator to assist persons in complying with the requirements of Title 14 of theCode of Federal Regulations (14 CFR) part 125.

This advisory circular (AC) provides information and recommendations to assist helicopter air ambulance (HAA) operators with the development, implementation, and integration of an Operations Control Center (OCC).

This advisory circular (AC) contains information and guidance to production approval holders (PAH) located in the United States requesting Federal Aviation Administration (FAA) approval to use manufacturing facilities located outside of the United States.

This advisory circular (AC) provides recommendations to ensure the safety of electronic news gathering (ENG) operations.

This advisory circular (AC) is intended to help plan the transition to any unfamiliar fixed-wing airplanes, including type-certificated (TC) and/or experimental airplanes.

This advisory circular (AC) provides guidance material for applicants seeking an airworthiness approval for aircraft with an installed Data Link Recording (DLR) system that records Controller Pilot Data Link Communications (CPDLC).

This advisory circular (AC) provides guidance for the initial and follow-on installations of Automatic Dependent Surveillance – Broadcast (ADS-B) In systems supporting ground and airborne traffic applications.

This advisory circular (AC) provides information concerning preventive maintenance,including who may perform it, the standards of performance applicable to it, authority for approval for return to service, and the applicable recording requirements.

Contains FAA specifications for light fixtures to be used on airport runways and taxiways. See also--

• Engineering Brief 67: Light Sources Other than Incandescent and Xenon for Airport and Obstruction Lighting Fixtures

This AC provides information on courses and reference materials for training of Aircraft Rescue and Firefighting (ARFF) personnel.

This advisory circular (AC) provides the procedure and eligibility requirements for a Transport Canada Civil Aviation Authority (TCCA) pilot license holder converting to an Federal Aviation Administration (FAA) pilot certificate and an outline of the procedures and eligiblity requirments for an FAA pilot certificate holder converting to a TCCA pilot license.

This advisory circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR), part 45, Identification and Registration Marking.

This AC contains the specifications for radio control equipment to be used for controlling airport lighting facilities.

This Advisory Circular (AC) provides the general public with a common use document thatdescribes the Plan for Emergency Security Control of Air Traffic (ESCAT), and its purposefor use by civil aviation.

This AC provides guidance for application to and implementation of the State Block Grant Program (SBGP).

This advisory circular (AC) provides information on engine time in service interval extensions.

This advisory circular (AC) defines the term Critical Aircraft and provides guidance on the use of Critical Aircraft in facility planning and design studies, and related FAA decision making, for federally obligated airports.

This advisory circular (AC) provides guidance and basic information on the certification processes for a Title 14 of the Code of Federal Regulations (14 CFR) parts 121 and 135 Air Carrier or Operating Certificate.

This advisory circular (AC) provides “best practices” for the management of open problem reports, and is intended to complement AC 20-189, Management of Open Problem Reports (OPRs).

This advisory circular (AC) provides guidance for operators to conduct Required Navigation Performance (RNP) operations in the United States, in oceanic and remote continental airspace, and in foreign countries which adopt International Civil Aviation Organization (ICAO) standards for RNP operations.

This advisory circular (AC) provides information for establishing methods acceptable to the Administrator for compliance with the additional maintenance requirements of Title 14 of the Code of Federal Regulations (14 CFR) part 135, § 135.421 for certain air carriers and commercial operators.

The purpose of this advisory circular (AC) is to describe enhanced guidelines for autorotations during helicopter flight training.

This advisory circular (AC) contains the Federal Aviation Administration’s (FAA) standard for the non-Federal AWOS.

Aircraft health monitoring for maintenance uses onboard sensors, data transmission, and data analysis to provide information regarding aircraft system performance and structural condition.

This advisory circular (AC) applies to all pilots, certificate holders, operators, and/or program managers conducting data link communication operations and to those providing data communication services on behalf of operators to meet Federal Aviation Administration (FAA) and International Civil Aviation Organization (ICAO) requirements.

This advisory circular (AC) provides information in the form of “best practices” and, as such, is not intended as guidance but rather as complementary information to ED-12C/DO-178C (and related documents) and AC 20-115D.

This advisory circular (AC) provides acceptable means for showing compliance with the requirements of title 14, Code of Federal Regulations (14 CFR) 23.1301, amendment 23-62 or earlier, 25.1301, 27.1301, and 29.1301 (herein, collectively, 2X.1301), Function and installation, with regard to fire extinguishing or suppression systems that contain electrical firing cartridge components.

This advisory circular (AC) describes procedures for calibrating an aircraft magnetic compass to minimize the effect of aircraft-induced magnetic fields.

This advisory circular (AC) describes an acceptable means, but not the only means, for an agricultural aircraft operator to apply for an Agricultural Aircraft Operator Certificate under Title 14 of the Code of Federal Regulations (14 CFR) part 137.

This advisory circular (AC) describes an acceptable means for showing compliance with the applicable airworthiness regulations for the management of open problem reports (OPRs) in technical standard order (TSO) authorization and type certification for the system, software, and airborne electronic hardware (AEH) domains.This document contains guidance that is not legally binding in its own right nor will be relied upon by the Department of Transportation or the Federal Aviation Administrationas a separate basis for affirmative enforcement action or other administrative penalty.

This AC provides aircraft owners, operators (i.e., certificate holders), and the flying public with information and guidance to comply with Title 14 of the Code of Federal Regulations (14 CFR) part 91, §91.21.