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United States Department of Transportation United States Department of Transportation

Advisory Circulars (ACs)

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Number, title, description, or office

Advisory Circulars (ACs) search results
Number Title Status Office Date
91-72 Waivers of Provisions of Title 14 of the Code of Federal Regulations Part 91

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.

Active AFS-800 1996-11-08
61-134 General Aviation Controlled Flight into Terrain Awareness

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

Active AFS-800 2003-04-01
61-137B Approval of Manufacturer's Required Training Programs

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.).

Active AFS-800 2014-10-31
00-60B North American Free Trade Agreement and Specialty Air Services Operations

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).

Active AFS-800 2014-02-12
91-89 Mitsubishi MU-2B Training Program

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.

Active AFS-800 2016-07-22
141-1B Part 141 Pilot Schools, Application, Certification, and Compliance

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

Active AFS-800 2017-09-12
61-98D Currency Requirements and Guidance for the Flight Review and Instrument Proficiency Check

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.

Active AFS-800 2018-04-30
91-87 Ejection Seat Training Program

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

Active AFS-800 2016-02-26
91-74B Pilot Guide: Flight In Icing Conditions

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.

Active AFS-800 2015-10-08
60-28B FAA English Language Standard for an FAA Certificate Issued Under 14 CFR Parts 61, 63, 65, and 107

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.

Active AFS-800 2017-06-02
61-65H Certification: Pilots and Flight and Ground Instructors

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.

Active AFS-800 2018-08-27
107-2A Small Unmanned Aircraft System (Small UAS)

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.

Active AFS-800 2021-02-01
61-83J Nationally Scheduled, FAA-Approved, Industry-Conducted Flight Instructor Refresher Course

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).

Active AFS-800 2018-09-13
68-1A BasicMed

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.

Active AFS-800 2017-05-03
91-78A Use of Electronic Flight Bags

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.

Active AFS-800 2024-02-23
61-143 Conversion Process for Pilot Certificates in Accordance with the Technical Implementation Procedures - Licensing as Part of the Bilateral Aviation Safety Agreement Between the FAA and EASA

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.

Active AFS-800 2021-06-22
120-116 Operations and Airworthiness Considerations for U.S.-Based Leasing Companies Operating U.S.-Registered Large Transport Category Airplanes Which Part 125 Would Apply

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.

Active AFS-800 2017-10-27
91-37B Truth in Leasing

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

Active AFS-800 2016-02-10
00-61 Event Planning Guide

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

Active AFS-800 2000-07-24
60-22 Aeronautical Decision Making

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

Active AFS-800 1991-12-13
91-69A Seaplane Safety for 14 CFR Part 91 Operators

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.

Active AFS-800 1999-11-19
90-95 Unanticipated Right Yaw in Helicopters

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.

Active AFS-800 1995-02-07
91-84 Fractional Ownership Programs

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)

Active AFS-800 2009-03-31
61-107B Aircraft Operations at Altitudes Above 25,000 Feet Mean Sea Level or Mach Numbers Greater Than .75/ with Change 1

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.

Active AFS-800 2013-03-29
90-116 Additional Pilot Program for Phase I Flight Test

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

Active AFS-800 2014-09-23
61-135A Conversion Process for Pilot Certificates in Accordance with the Implementation Procedures for Licensing as part of the Bilateral Aviation Safety Agreement Between the Federal Aviation Administration and Transport Canada Civil Aviation Authority for Pilot Licensing

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.

Active AFS-800 2015-05-15
61-91J WINGS - Pilot Proficiency Programs

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).

Active AFS-800 2011-02-16
105-2E Sport Parachuting

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.

Active AFS-800 2013-12-04
133-1B Rotorcraft External-Load Operations

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.

Active AFS-800 2017-05-31
61-136B FAA Approval of Aviation Training Devices and Their Use for Training and Experience

This AC provides information and guidance for Aviation Training Device (ATD) manufacturers seeking Federal Aviation Administration (FAA) approval of a basic aviation training device (BATD) or advanced aviation training device (AATD) under Title 14 of the Code of Federal Regulations (14 CFR) part 61, § 61.4(c).

Active AFS-800 2018-09-12
91-88 Electronics News Gathering Operations

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

Active AFS-800 2016-06-28
61-142 Sharing Aircraft Operating Expenses in Accordance with 14 CFR § 61.113 (c)

This AC provides guidance on how a pilot may share flight expences with passengers in a manner consistent with Title 14 of the Code of Federal Regulation (14 CFR).

Active AFS-800 2020-02-25
61-141 Flight Instructors as Certifying Officials for Student Pilot and Remote Pilot Applicants

This AC assists flight instructors during their review and acceptance of an application for a Student Pilot Certificate or an application for a Remote Pilot Certificate.

Active AFS-800 2018-06-25
91-92 Pilot’s Guide to a Preflight Briefing

This AC provides an educational roadmap for the development and implementation of preflight self-briefings, including planning, weather interpretation, and risk identification/mitigation skills.

Active AFS-800 2021-03-15
90-109A Transition to Unfamiliar Aircraft

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.

Active AFS-800 2015-06-29
137-1B Certification Process for Agricultural Aircraft Operators

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.

Active AFS-800 2017-08-21
61-140A Autorotation Training

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

Active AFS-800 2016-08-31
91-67A Minimum Equipment Requirements for General Aviation Operations Under 14 CFR Part 91, § 91.213

This AC describes acceptable ways in which an aircraft can be operated under Title 14 of the Code of Federal Regulations (14 CFR) part 91, 133, or 137 (including part 91 operations conducted by parts 141 and 142 certificate holders (CH)) with certain inoperative instruments and equipment items that are not essential for safe operations, in accordance with part 91, § 91.213.

Active AFS-800 2023-10-16
90-66C Non-Towered Airport Flight Operations

This AC calls attention to regulatory requirements, recommended operations, and communications procedures for operating at an airport without a control tower or an airport with a control tower that operates only part time.

Active AFS-800 2023-06-06
61-144 Issuance Process for Pilot Certificates in Accordance with the Implementation Procedures for Licensing as Part of the Bilateral Aviation Safety Agreement Between the FAA and the Swiss FOCA

This AC describes the procedures for the conversion of a Swiss Federal Office of Civil Aviation (FOCA) Part-Flight Crew License (CH Part-FCL) pilot license to a Federal Aviation Administration (FAA) pilot certificate.

Active AFS-800 2024-04-10
91-57C Exception for Limited Recreational Operations of Unmanned Aircraft

The guidance provided in this AC supports the limited recreational operation of unmanned aircraft (UA) by explaining how a recreational flyer of UA may comply with the statutory requirements of Title 49 of the United States Code (49 U.S.C.)

Active AFS-800 2022-10-20
00-1.1B Public Aircraft Operations—Manned and Unmanned

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.)

Active AFS-800 2018-09-21
90-48E Pilots’ Role in Collision Avoidance

This AC is issued to assist pilots with their regulatory obligation to see and avoid other aircraft.

Active AFS-800 2022-10-20
61-139 Institution of Higher Education’s Application for Authority to Certify its Graduates for an Airline Transport Pilot Certificate with Reduced Aeronautical Experience

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).

Active AFS-800 2013-07-12