Skip to page content

USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

United States Department of Transportation United States Department of Transportation

Advisory Circulars (ACs)

Search Results

Number, title, description, or office

Advisory Circulars (ACs) search results
Number Title Status Office Date
91-92 Pilot’s Guide to a Preflight Briefing

This AC provides guidance for required preflight actions under Title 14 of the Code of Federal Regulations (14 CFR) part 91, § 91.103, which states, "Each pilot in command shall, before beginning a flight, become familiar with all available information concerning that flight.

Active AFS-800 2021-03-15
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. 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.

Active AFS-800 1996-11-08
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
91-89 Mitsubishi MU-2B Training Program

This AC is not mandatory and does not constitute a regulation; however, it may be used by training providers to meet the requirements of part 91 subpart N. Training providers may also use this AC as a reference for developing their own MU-2B training programs to submit for FAA approval pursuant to the requirements of part 91 subpart N.

Active AFS-800 2016-07-22
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
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
91-74B Pilot Guide: Flight In Icing Conditions

As a result of these updates and consolidating of information, AC 91-74A, Pilot Guide: Flight in Icing Conditions, dated December 31, 2007, and AC 91-51A, Effect of Icing on Aircraft Control and Airplane Deice and Anti-Ice Systems, dated July 19, 1996, are cancelled.

Active AFS-800 2015-10-08
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
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
91-69A Seaplane Safety for 14 CFR Part 91 Operators

Most for-hire seaplane operations are subject to 14 CFR part 135, as well as part 91.

Active AFS-800 1999-11-19
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
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