This Advisory Circular (AC) describes the Federal Aviation Administration’s standards for marking and lighting structures to promote aviation safety.

Section 33.70 contains requirements applicable to the design and life management of propulsion system life-limited parts including high-energy rotating parts.

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 AC provides information to Title 14 of the Code of Federal Regulations (14 CFR) fractional ownership program managers operating under 14 CFR part 91 subpart K (part 91K) and 14 CFR part 119 certificate holders operating under 14 CFR parts 121 and 135, seeking approval of Operations Specification (OpSpec)/Management Specification (MSpec) A063, Flightcrew Member Certificate Verification Plan.

Section 33.70 contains requirements applicable to the design and life management of propulsion system life-limited parts, including high-energy rotating parts.

This advisory circular (AC) describes an acceptable means for demonstrating compliance with the requirements of title 14, Code of Federal Regulations (14 CFR) 33.70, Engine Life-Limited Parts. Section 33.70 contains requirements applicable to engine life-limited parts of turbine aircraft engines, including rotating parts made of titanium.

This Advisory Circular (AC) provides information to aircrews, operating within the National Airspace System (NAS), and the broader aviation community on measures taken by the Federal Aviation Administration (FAA) to address incidents of unauthorized illumination of aircraft by lasers.

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) 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. Section 33.70 contains requirements applicable to the design and life management of engine life-limited parts, including high-energy nickel powder rotating parts.

This AC provides information to assist in determining whether government-owned or government-contracted manned and unmanned aircraft operations conducted within the territory of the United States are public or civil aircraft operations under the statutory definition of “public aircraft” in Title 49 of the United States Code (49 U.S.C.)

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 a high-level overview of the Federal Aviation Administration’s (FAA) Non-federal Program policy for establishing, owning, operating, and maintaining a non-federal system/service in the National Airspace System (NAS).

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) 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) 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 advisory circular (AC) provides individuals with guidance on how to comply with Title 14 of the Code of Federal Regulations (14 CFR) sections 3.301 through 3.303.

This advisory circular (AC) contains information and provides guidance on the implementation of the fuel
efficiency certification requirements for airplanes that are required by Title 14 of the Code of Federal
Regulations (14 CFR) part 38.

This AC describes how powered-lift will comply with specific regulations in 14 CFR parts 43, 91, 91 subpart K (part 91K), 97, 135, and 136.

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

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.

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

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

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 Title 14, Code of Federal Regulations (14 CFR) part 25 pertaining to the certification requirements for windshields, windows, and mounting structure.

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).

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.

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.

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

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

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.

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).

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 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).

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).

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

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 and guidance on turbine engine compliance under part 33 of Title 14 of the Code of Federal Regulations (14 CFR), specifically §§ 33.7, Engine ratings and operating limitations, and 33.8, Selection of engine power and thrust ratings.

This Advisory Circular (AC) provides guidance for showing compliance with certain requirements of Title 14 of the Code of Federal Regulations (14 CFR), part 25, for the design approval of flightcrew-alerting functions

This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the engine component and systems test requirements under Title 14 of the Code of Federal Regulations (14 CFR), part 33, specifically § 33.91, paragraphs (a) and (b).

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 guidance for the design and methods of compliance for installed equipment on transport airplanes intended for use by the flightcrew.

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 describes an acceptable means for showing compliance with the requirements of § 25.621, Casting factors, of Title 14, Code of Federal Regulations part 25.

This advisory circular (AC) provides background information, describes rotorcraft external-load operations, and describes an acceptable means, but not the only means, to apply for and obtain authorization to conduct rotorcraft external-load operations under Title 14 of the Code of Federal Regulations (14 CFR) part 133.

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) 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) provides guidance for showing compliance with the airworthiness regulations for transport category airplanes regarding lightning protection of fuel tanks and systems.

This advisory circular (AC) provides guidance and describes acceptable methods, but not the only methods, that may be used to demonstrate compliance with provisions of the requirements of part 35 of Title 14 of the Code of Federal Regulations (14 CFR part 35).

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 Advisory Circular (AC) provides guidance and an acceptable method, but not the only method, for developing a mishap plan under title 14 CFR § 450.173.

As such, the requirements of § 450.115 a re applicable to the trajectory analysis developed under § 450.1 17.

This AC provides guidance and an acceptable means of complying with the requirement to track the flight of a launch or reentry vehicle under 14 CFR § 450.167 using onboard hardware, launch site services, or other means.

Physical containment may be used as a hazard control strategy for launch and reentry in accordance with § 450.107(a). AC 450.107-1 Hazard Control Strategies describes how a functional hazard analysis is used to determine if physical containment is an acceptable hazard control strategy for a phase of flight.

This AC provides guidance on demonstrating compliance with the requirements for policy and payload reviews in accordance with Title 14 of the Code of Federal Regulations (14 CFR) § 450.31.

This AC describes an acceptable means, but not the only means, of obtaining operational authorization for an aircraft certificated with a special condition (SC) related to the security of the onboard computer network.

The purpose of this AC is to guide applicants through the launch and reentry licensing process when SNS are present on a launch or reentry vehicle.

This Advisory Circular (AC) provides guidance on the Federal Aviation Administration’s (FAA) definition of “launch” in § 401.7, and the determination of the beginning of a launch at a United States (U.S.) launch site, per § 450.3(b)(1) and (d). Specifically, this document clarifies and provides guidance on what constitutes an activity involved in the preparation of a launch vehicle or payload for launch (§ 401.7), and when hazardous pre-flight operations commence at a U.S. launch site that may pose a threat to the public (§ 450.3(b)(1)).

This AC provides an acceptable means, but not the only means, of showing compliance with the control system requirements of 14 CFR 25.671, Control Systems—General.

This advisory circular (AC) contains information and provides guidance on the implementation of the fuel venting and exhaust emissions requirements for turbine engine powered airplanes that are required by Title 14 of the Code of Federal Regulations (14 CFR) part 34.

This advisory circular (AC) provides guidance for an operator to comply with Title 14 of the Code of Federal Regulations (14 CFR) § 440.17 Reciprocal waiver of claims requirements by providing templates for reciprocal waiver of claims agreements that are in a form acceptable to the Administrator.

This AC provides guidance for an operator conducting a licensed launch or reentry under 14 CFR part 450.

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.

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 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.

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

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.

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.

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.

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.

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.

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

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

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.

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 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.

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.

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.

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 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.

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 demonstrating compliance with the transport category airplane certification requirements of § 25.1362, Electrical supplies for emergency conditions.

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.

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

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) 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 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 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 B and Class F cargo compartments.

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

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 revision updates information found in AC 141-1A, Pilot School Certification, dated February 18, 1993, including additional information on compliance with part 141, and includes a chapter on Transportation Security Administration (TSA) requirements for part 141 pilot schools.

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 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 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 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 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 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 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 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 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 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 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 discusses: 1) the contents an operator should provide to the Federal Aviation Administration (FAA) to satisfy Appendix A of part 450 for the collision analysis worksheet, 2) how to submit that information to the processing entity, and 3) proper vehicle operator responses to the analysis they receive from the processing entity.

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

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 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 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 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.

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.

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.

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

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.

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) sets forth an acceptable means of showing compliance with Title 14 of the Code .of Federal Regulations (14 CFR), § 23.1309, through Amendment 23-6.2: for equipment, systems, and installations in 14 CFR part 23 airplanes.

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?scale emergency evacuation demonstrations, and (2) use of analysis and tests in lieu of conducting an actual demonstration.

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 advisory circular (AC) provides guidance for the application ofthe "Changed Product Rule (CPR)," pursuant to Title 14 ofthe Code ofFederal Regulations (14 CFR) 21.101, Designation ofapplicable regulations, and 21.19, Changes requiring a new type certificate, for changes made to type certificated aeronautical products.

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.

This AC provides guidance for showing compliance with § 25.981, which provides the certification requirements for the prevention of ignition sources, other than lightning, within the fuel tanks of transport category airplanes. (AC 25.954-1 addresses ignition sources due to lightning.) This AC includes guidance for prevention of failure conditions created from ignition sources other than lightning.

This AC provides instructions for completing Federal Aviation Administration (FAA) Form 337, Major Repair and Alteration (Airframe, Powerplant, Propeller, or Appliance).

This Advisory Circular (AC) provides guidance and a comprehensive method for performing a high fidelity flight safety analysis in accordance with title 14 of the Code of Federal Regulations (14 CFR) § 450.115. AST drafted AC 450-113-1, Level of Fidelity, to help an operator determine the level of fidelity of the analysis required by §450.115(b).

This AC provides guidance for acceptable means, but not the only means, of demonstrating compliance with 14 CFR 25.629, and other provisions of part 25 intended to preclude the aeroelastic instabilities of flutter, divergence, and control reversal.

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

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.

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.

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) 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.

The information provided in this AC replaces the guidance in AC 33.75-1, issued on March 4, 2005.

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 dam1">1">, 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) 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

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 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 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.

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) 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 to assist operators in planning, designing, and constructing seaplane bases and associated facilities.

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

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).

AC 150/5300-13B cancelled the following Engineering Briefs (EBs):

1. EB 63B - Taxiways for Airbus A380 Taxiing Operations
2. EB 73 - Use of Non-Standard 75-Foot- (23-M) Wide Straight Taxiway Sections for Boeing 747-8 Taxiing Operations
3. EB 78 - Linear Equations for Evaluating the Separation of Airplane Design Groups on Parallel Taxiways and Taxiways to Fixed/Movable Objects
4. EB 99A - Changes to Tables 3-2 and 3-4 of Advisory Circular 150/5300-13A, Airport Design

Change 1 cancels the following Engineering Briefs (EBs):

1. EB 65A - Use of 150-Foot (45-M) Wide Runways for Airbus A380 Operations
2. EB 74A - Use of 150-foot (45-M) Wide Runways and Blast Pads for Boeing 747-8 Operations

This advisory circular (AC) provides guidance to demonstrate compliance with Title 14 of the Code of Federal Regulations (14 CFR), Section 33.74, Continued Rotation and Section 33.92, Rotor Locking Tests.

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

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 provides information and guidance for a Title 14 of the Code of Federal Regulations (14 CFR) part 135, § 135.419, Approved Aircraft Inspection Program (AAIP).

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.

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.

This AC provides an accepted means, but not the only means for operators to comply with air carrier operational control regulations in Title 14 of the Code of Federal Regulations (14 CFR) part 121, §§ 121.531 through 121.537, and guidance in Flight Standards Information Management System (FSIMS), Federal Aviation Administration (FAA) Order 8900.1, Volume 3, Chapter 25, Operational Control for Air Carriers. If you use the means described in this AC, you must follow the guidance in all important respects.

This advisory circular (AC) provides guidance for training, testing, and checking pilots to ensure correct responses to impending and full stalls.

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

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.

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

This AC provides standards and guidelines for obtaining approval of and for operating Aircraft Dispatcher Certification Courses, which are approved by the Federal Aviation Administration (FAA), in accordance with Title 14 of the Code of Federal Regulations (14 CFR) part 65 subpart C.

This AC provides information and courseware guidelines to authorized providers to aid in the development of a training program which meets the requirements of Title 14 of the Code of Federal Regulations (14 CFR) part 61, § 61.156.

This AC was prepared by the Federal Aviation Administration (FAA) Flight Standards Service (FS) to provide information to prospective Airframe and Powerplant (A&P) mechanics and other aviation maintenance professionals interested in a career in aviation maintenance.

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.

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.

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 information on engine time in service interval extensions.

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.

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

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

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

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.

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 AC is intended to enhance safety by:

(1) Providing a standard method of assessing applicant programs.

(2) Directly relating pilot training and qualification requirements to fleet characteristics, operating concepts, and pilot assignments.

This advisory circular (AC) provides operational and airworthiness guidance regrading the suitablity and use of RNAV systems while operating on or transitioning to, conventional i.e. non-RNAV, routes and procedures within the United States (US) National Airspace System (NAS).

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

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

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.

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

On May 7, 2001, the Transport Airplane Fuel Tank System Design Review, Flammability Reduction and Maintenance and Inspection Requirements final rule was published in the Federal Register (FR).

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.

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 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) describes a standardized procedure for requesting approval of technical data associated with major repairs/major alterations.

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.

This advisory circular (AC) alerts pilots transitioning from aircraft with less performance capability to complex, high-performance aircraft that are capable of operating at high altitudes and high airspeeds.

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 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 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.

Consolidated file includes Change 1 (dated 1/16/2015).

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.

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.

Consolidated file contains Changes 1 and 2.

Consolidated version includes Changes 1 and 2.

For implementation purposes, all certificated airports must submit revised Snow and Ice Control Plans to the FAA no later than September 1, 2016, for approval.

In addition to the previous version, this AC cancels:

• AC 150/5300-9B, Predesign, Prebid, and Preconstruction Conferences for Airport Grant Projects
• AC 150/5370-6D, Construction Progress and Inspection Report-Airport Improvement Program (AIP)

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.

When we use the term “person,” it has the same meaning as that in Title 14 of the Code of Federal Regulations (14 CFR) part 1, § 1.1.

Consolidated file contains Changes 1 and 2.

Note: Portions of this AC are under review for update.

This AC also applies to each person employed or used by you as a part 119 certificate holder for any maintenance, preventive maintenance, and alteration of your aircraft. Title 14 CFR part 1, § 1.1 defines “person” as “an individual, firm, partnership, corporation, company, association, joint-stock association, or governmental entity.

Provides methods for meeting the certification requirements specified in Title 14, Code of Federal Regulations, Part 139, Certification of Airports. This AC cancels AC 139/201-1, Airport Certification Manual (ACM) and Airport Certification Specifications (ACS).

This AC describes an acceptable means, but not the only means, to comply with the requirements to assist manufacturers of aeronautical products and articles in 1f1f1f">reporting to the Federal Aviation Administration (FAA) any defect in any product or article they manufacture.

This advisory circular (AC) provides information and guidance to the aviation p.1blic on the procedures for certification of a repairman. It also introduces a new ooncept for certification, wherein formal training may be substituted for experience

The 136.000 to 136.975 MHz band became available for aeronautical use on January 1, 1990.

This AC is related to Title 14 of the Code of Federal Regulations (14 CFR) part 1, § 1.1 (traffic pattern), and part 91, § 91.13 (Careless or Reckless Operation), § 91.113 (Right-of-Way Rules: Except Water Operations), and § 91.126 (Operating On or In the Vicinity of an Airport in Class G Airspace).

The total flight time requirements for a restricted privileges ATP Certificate based on a degree with an aviation major are:

• 1,000 hours for a graduate who holds a bachelor’s degree with an aviation major and meets the remaining requirements of § 61.160(b);

• 1,250 hours for a graduate who holds an associate’s degree with an aviation major and meets the remaining requirements of § 61.160(c); and

• 1,250 hours for a graduate who holds a bachelor’s

The authorization is not intended to be used in flight planning as it does not authorize a CH or operator to conduct a commercial air tour operation when observed or forecast weather conditions would not permit the operation to remain in VMC at altitudes above 1,500 feet above the surface for the duration of the planned flight.

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.

Consolidated AC includes Changes 1-7.

This AC cancels AC 150/5190-5 (Change 1), Exclusive Rights and Minimum Standards for Commercial Aeronautical Activities, dated June 10, 2002.

It incorporates the DOD Unified Facilities Criteria (UFC) draft document, Surface Drainage Design, dated August 1, 2006. This revision adds guidance that was not included in the original DOD document.

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

RVSM airspace is any airspace or route between flight level (FL) 290 and FL 410 inclusive where aircraft are separated vertically by 1,000 feet.

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. It provides (1) guidance to certificating authorities and applicants regarding the intended meaning and stringency of the Standards in part 36 as amended through October 4, 2017 (Amendment 36-31), and (2) the specific procedures that are deemed acceptable in demonstrating compliance with those Standards.

Operators may integrate the information contained in Appendices 1 and 2 into their fleet-specific, route-specific, and equipment-specific operations and checklists.

This AC provides information on courses and reference materials for training of Aircraft Rescue and Firefighting (ARFF) personnel. This revision replaces Appendix 1 with an Addendum of Aircraft Rescue and Firefighting (ARFF) Training Facilities, which the FAA will update on a quarterly basis.

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.

Change 1 dated 01/15/2009

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

This AC does not include events that require FAA Form, 7711-1, Application for Certificate of Waiver or Authorization.

The rule became effective September 1,2004.

This AC also contains guidance that is pertinent to 14 CFR parts 1, 60, 61, 141, and 142. The contents of this document do not have the force and effect of law and are not meant to bind the public in any way, and the document is intended only to provide information to the public regarding existing requirements under the law or agency policies.

This advisory circular (AC):

1. Describes the basic concepts of human fatigue and how it relates to safety for aviation maintenance organizations and individual maintainers.

Appendix B of this AC contains a list of applicable acronyms. 1.2 This AC describes an acceptable means, but not the only means, for you to gain airworthiness approval for aircraft data link system equipment.

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.” This section requires that an airplane be designed to limit the entry of smoke, fumes, and noxious gases into the flightdeck in the event of detonation of an explosive or incendiary device on the airplane.

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 AC is not mandatory and does not constitute a regulation.

The primary focus for the IASA program is for compliance with ICAO Annex 1, Personnel Licensing; Annex 6, Operation of Aircraft, Part 1, International Commercial Air Transport-Aeroplanes; and Annex 8, Airworthiness of Aircraft.

Change 1 dated 12/13/11

For the purposes of this AC, the term “maintenance” encompasses both “maintenance” and “preventive maintenance,” as those terms are defined in Title 14, Code of Federal Regulations (14 CFR) 1.1. For airplane models whose maintenance programs already include a zonal inspection program, the logic described here provides guidance on improving those programs.

We strongly recommend operators of such aircraft to use the FAA form in Appendix 1 that includes a grandfather clause.

This advisory circular (AC) provides guidance to (1) persons operating unmanned aircraft (UA) under the exception for limited recreational operations of UA established in Section 349 of Public Law (PL) 115-254, FAA Reauthorization Act of 2018, and amended by Section 928 of PL 118-63, FAA Reauthorization Act of 2024, codified at Title 49 of the United States Code (49 U.S.C.)

These logical point locations, also called observation points, are physical locations within airborne avionic architectures deemed ideal for recording system data sources, as defined in Section 7.1 of this AC.

(Ice protection regulations are listed in tables 1 through 4 in section 6 of this AC.) This AC also directs you to other ACs providing guidance for compliance with specific icing-related regulations.

In accordance with the current edition of Federal Aviation Administration (FAA) Order 7050.1, Runway Safety Program, the definition of a runway incursion is, any occurrence at an aerodrome involving the incorrect presence of an aircraft, vehicle, or person on the protected area of a surface designated for the landing and takeoff of aircraft.

This AC does not apply to the articles that are listed in 14 CFR 21.9(a)(1) through (6).

b. This AC refers to parts and components as articles per 14 CFR 21.1.

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.

For guidance on compliance pursuant to 14 CFR 25.954, Fuel system lightning protection, for transport category airplanes, see AC 25.954-1, Transport Airplane Fuel System Lightning Protection, dated September 6, 2018 (83 FR 47548, September 20, 2018).

(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.

The AC now addresses aircraft being taxied by persons other than certificated pilots; adds a definition for Airport Operations Area; revises the definition for Non-Movement Area; replaces the term “Ramp” with “Apron” to harmonize with the International Civil Aviation Organization (ICAO) Annex 14 Volume 1; adds a definition for Vehicle or Pedestrian Deviation; provides guidance for towered airports on Part 139 requirements for people and equipment in the Runway Safety Area (RSA); calls for a Letter of Agreement at towered airports between the airport operator, the tower, and FAA Technical Operations; provides guidance on taxing and/or towing aircraft in the movement area by non-pilots; and incorporates numerous changes to format and content throughout the document.

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.

Appendix 1 of this AC provides a summary of the changes from RTCA/DO-160C to RTCA/DO-160D, version D to E, version E to F, and F to G.

Guidance for establishing an LOV for airplanes whose type certificate was applied for after (XXXX) is contained in AC 25.571-1X. Guidance for extending an LOV approved under § 25.571, § 26.21, or § 26.23 can be found here.

These procedures and practices do not apply, however, to those persons who: (1) violate 14 CFR 21.2, Falsification of Applications, Reports, or Records; (2) are required to report failures, malfunctions, and defects pursuant to 14 CFR 21.3, but fail to make those reports in the timeframe required by the regulations; or (3) fail to report unsafe conditions pursuant to 14 CFR 183.63, Continuing Requirements: Products, Parts or Appliances.

Guidance is provided for the following: • Required Navigation Performance Approach (RNP APCH) procedures; • Barometric vertical navigation (baro-VNAV); • RNP 1 (terminal) operations; • RNP 0.3 (rotorcraft) operations; • RNP 2 domestic, offshore, oceanic, and remote continental operations; • RNP 4 oceanic and remote continental operations; • RNP 10 (Area Navigation (RNAV) 10) oceanic and remote continental operations; • Advanced Required Navigation Performance (A-RNP), and • Additional Capabilities.

The AC provides guidance for data link communications eligibility and compliance using Future Air Navigation Systems (FANS) 1/A(+) and Aeronautical Telecommunications Network (ATN). It defines performance concepts, data link systems, and data link services available within the National Airspace System (NAS) and international operations.

Those organizations have further called for the FAA (1) to consolidate strategies and procedures known to be effective in preventing injuries caused by turbulence and (2) to issue guidance for implementation in the operations and training of air carrier flightcrews, flight attendants, aircraft dispatchers, and managers.

(Articles include parts as defined in 14 CFR § 21.1(b)(2)). b.

This AC recognizes the following current EUROCAE and RTCA, Inc. documents: (1) EUROCAE ED-12C, Software Considerations in Airborne Systems and Equipment Certification, dated January 2012, and RTCA DO-178C, Software Considerations in Airborne Systems and Equipment Certification, dated December 13, 2011. (2) EUROCAE ED-215, Software Tool Qualification Considerations, dated January 2012, and RTCA DO-330, Software Tool Qualification Considerations, dated December 13, 2011. (3) EUROCAE ED-218, Model-Based Development and Verification Supplement to ED-12C and ED-109A, dated January 2012, and RTCA DO-331, Model-Based Development and Verification Supplement to DO-178C and DO-278A, dated December 13, 2011. (4) EUROCAE ED-217, Object-Oriented Technology and Related Techniques Supplement to ED-12C and ED-109A, dated January 2012, and RTCA DO-332, Object-Oriented Technology and Related Techniques Supplement to DO-178C and DO-278A, dated December 13, 2011. (5) EUROCAE ED-216, Formal Methods Supplement to ED-12C and ED-109A, dated January 2012 and RTCA DO-333, Formal Methods Supplement to DO-178C and DO-278A, dated December 13, 2011.

This AC applies to Subpart B and various sections under Subparts A, D, E, F and G from § 23.1 through § 23.1589. This AC consolidates existing policy documents, and certain ACs that cover specific paragraphs of the regulations, into a single document.

56B, Continuing Structural Integrity Program for Airplanes, AC 25.571?1D, Damage Tolerance and Fatigue Evaluation of Structure, and AC 23?