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United States Department of Transportation United States Department of Transportation

Advisory Circulars (ACs)

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Advisory Circulars (ACs) search results
Number Title Status Office Date
60-11C Test Aids and Materials that may be used by Airman Knowledge Testing Applicants

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

Active AFS-630 1999-04-26
60-22 Aeronautical Decision Making

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

Active AFS-800 1991-12-13
120-60B Ground Deicing and Anti-icing Program

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.

Active AFS-220 2004-12-20
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
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
43-11 Reciprocating Engine Overhaul Terminology and Standards - Including Change 1

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

Active AFS-340 1976-04-07
33-11 Oxidation, Hot Corrosion, Thermal Fatigue, and Erosion Characteristics Testing to Support 14 CFR, Part 33, § 33.15, Compliancefor Turbine Engines

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.

Active ANE-111 2014-09-23
11-2A Notice of Proposed Rulemaking Distribution System

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.

Active ARM-1 1984-07-26
145-11A Repair Station Guidance for Compliance with the Safety Agreement between the United States and the European Union

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.

Active AFS-300 2012-11-28
25-11B Electronic Flight Displays

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.

Active ANM-111 2014-10-07
150/5370-11B Use of Nondestructive Testing in the Evaluation of Airport Pavements

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

Active AAS-100 2011-09-30
20-127 Use of Society of Automotive Engineers (SAE) Class H11 Bolts

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.

Active ANM-110B 1987-07-08
21-26A Quality Control for the Manufacture of Composite Structures

11.5pt; color: #242424">These 11.5pt; color: #393939">structures involve fiber11.5pt; color: #090909">-11.5pt; color: #393939">reinforced materials; for examp11.5pt; color: #545555">l11.5pt; color: #393939">e11.5pt; color: #545555">.

Active AIR-200 2010-07-23
21-24A Extending a Production Certificate to a Facility Located in a Bilateral Airworthiness Agreement Country

11.5pt; color: #484848">This advisory circular (AC) contains information and guidance concerning Federal Aviation Administration (FAA) 11.5pt; color: #333333">production 11.5pt; color: #484848">certificate (PC) 11.5pt; color: #333333">holders located 11.5pt; color: #484848">in the United States 11.5pt; color: #5f5f5f">tha11.5pt; color: #333333">t 11.5pt; color: #484848">plan 10 11.5pt; color: #484848">extend their PC to 11.5pt; color: #333333">include 11.5pt; color: #484848">a facility located 11.5pt; color: #333333">in 11.5pt; color: #484848">another country or 11.5pt; color: #5f5f5f">jurisd11.5pt; color: #333333">iction.

Active AIR-200 2010-08-06
45-3A Installation, Removal or Change of Identification Data and Identification Plates on Aircraft Engines

11pt; color: #3c3c3c">This advisory circular (AC) provides 11pt; color: #2d2d2d">information 11pt; color: #3c3c3c">about 11pt; color: #2d2d2d">Title 14, 11pt; color: #3c3c3c">Code of Federal Regulations (14 CFR) 11pt; color: #2d2d2d">part 45, 11pt; color: #3c3c3c">Identification and Registration Marking.

Active AIR-200 2010-08-03
21-9B Manufacturers Reporting Failures, Malfunctions, or Defects

11.5pt; color: #383838">This advisory circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR) part 2111.5pt; color: #595959">, 11.5pt; color: #383838">Certification Procedures for Products, Articles and Parts (part 21).

Active AIR-200 2010-08-12
187-1S Flight Standards Service Schedule of Charges Outside the United States

On April 19, 1995, the FAA amended Title 14 of the Code of Federal Regulations (14 CFR) part 187 (60 Federal Register (FR) 19628-01, April 19, 1995), Fees for Certification Services and Approvals Performed Outside the United States, which established the methodology for determining these charges.

Active AFS-50 2023-08-15
21-29D Detecting and Reporting Suspected Unapproved Parts

Appendix A contains FAA Form 8120-11, Suspected Unapproved Parts Report, (with instructions) which serves as a standardized means of reporting.

Active AIR-600 2016-07-12
413.13-1 Guidance on Submitting a Complete Enough and Complete Application for a Vehicle Operator License

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 document details what constitutes a complete enough submission for application acceptance and a complete submission of an application for a license determination under 14 CFR part 450.

Active AST-1 2023-12-18
150/5200-31C Airport Emergency Plan (Consolidated AC includes Change 2)

Consolidated file includes Change 2 dated 11/3/2010. Change 2 updates the date by which AEPs must be submitted to June 30, 2011.

Active AAS-300 2009-06-19
91-56B Continuing Structural Integrity Program for Airplanes

Guidance material on this subject for other transports is provided in AC 91-60. The procedures set forth by this AC are applicable to the large transport category airplanes operated under Subpart D of part 91, and parts 121 and 125.

Active ANM-115 2008-03-07
150/5220-24 Foreign Object Debris Detection Equipment

See also Buy American Preferences to view:

  • Notice of Decision to Issue Buy American Waivers for Foreign Object Debris (FOD) Detection Equipment (11/28/2010)
  • Notice to Manufacturers of Foreign Object Debris (FOD) Detection Equipment (8/5/2010)
  • Waiver request process

Active AAS-100 2009-09-30
129-3 Foreign Air Carrier Security

Provides information and guidance for the implementation of Change 7 to FAR Part 129 (sections 129.25, 129.26, and 129.27) which became effective 9/11/81.The sensitive nature of many security procedures precludes full discussion in this AC.

Active ACS-100 1982-06-10
39-9 Airworthiness Directives Management Process

Change 1 dated 12/13/11

Active AFS-330 2011-06-01
61-136B FAA Approval of Aviation Training Devices and Their Use for Training and Experience

This notice does not apply to full flight simulators (FFS) and flight training devices (FTD) that are regulated under 14 CFR part 60.

Active AFS-800 2018-09-12
20-171 Alternatives to RTCA/DO-178B for Software in Airborne Systems and Equipment

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.

Active AIR-120 2011-01-19