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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
120-100 Basics of Aviation Fatigue

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.

Active AFS-200 2010-06-07
120-87C Use of Child Restraint Systems on Aircraft

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

Active AFS-200 2015-09-24
120-66C Aviation Safety Action Program

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.

Active AFS-200 2020-03-31
120-121 Safety Risk Management Involving Items in Aircraft Cargo Compartments

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.

Active AFS-200 2021-09-01
120-85B Carriage of Cargo

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.

Active AFS-200 2022-01-25
120-123 Flightpath Management

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).

Active AFS-200 2022-11-21
120-125 Development and Use of an Operator's MEL, NEF Program, and CDL for Operations Under 14 CFR Parts 91K, 121, 125, and 135

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.

Active AFS-200 2023-11-01
120-61B In-flight Radiation Exposure

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.

Active AFS-200 2014-11-21
120-35D Flightcrew Member Line Operational Simulations: Line-Oriented Flight Training, Special Purpose Operational Training, Line Operational Evaluation

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.

Active AFS-200 2015-03-13
120-71B Standard Operating Procedures and Pilot Monitoring Duties for Flight Deck Crewmembers

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.

Active AFS-200 2017-01-10
120-27F Aircraft Weight and Balance Control

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.

Active AFS-200 2019-05-06
120-59B Internal Evaluation Programs

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).

Active AFS-200 2018-10-30
120-111 Upset Prevention and Recovery Training - with Changes

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

Active AFS-200 2015-04-14
120-95A Portable Oxygen Concentrators

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

Active AFS-200 2016-05-24
120-114 Pilot Training and Checking (14 CFR Part 121 Subparts N and O, including Appendices E and F)

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.

Active AFS-200 2016-09-29
120-58 Pilot Guide Large Aircraft Ground Deicing

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.

Active AFS-200 1992-09-30
120-109A Stall Prevention and Recovery Training with Change 1

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

Active AFS-200 2015-11-24
120-88A Preventing Injuries Caused by Turbulence

This AC provides information and practices that can be used to prevent injuries caused by turbulence.

Active AFS-200 2006-01-19
120-101 Part 121 Air Carrier Operational Control - Change 1

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.

Active AFS-200 2010-06-28
120-107 Use of Remote On-Ground Ice Detection System

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).

Active AFS-200 2011-01-10
120-74B Parts 91, 121, 125, and 135 Flightcrew Procedures During Taxi Operations

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.

Active AFS-200 2012-07-30
120-112 Use of Liquid Water Equivalent System to Determine Holdover Times or Check Times for Anti-Icing Fluids

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

Active AFS-200 2015-07-14
120-96A Operations Control Center (OCC) for Helicopter Air Ambulance (HAA) Operations

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).

Active AFS-200 2016-01-07
120-48A Communication and Coordination Between Flightcrew Members and Flight Attendants

This AC provides updated guidance for flight and cabin crews regarding communications during emergency and unusual situations.

Active AFS-200 2020-01-27
120-68J Pilot Records Database and Pilot Records Improvement Act

This advisory circular (AC) provides operators and pilots with guidance regarding Title 14 of the Code of Federal Regulations (14 CFR) part 111: the Pilot Records Database (PRD) and the Pilot Records Improvement Act of 1996 (PRIA).

Active AFS-200 2021-06-28
120-80B Firefighting of General and High-Energy In-Flight Fires

This AC provides information on the hazards and risks of in-flight fires on transport category aircraft.

Active AFS-200 2023-03-16
120-49B Parts 121 and 135 Certification

This AC provides information and describes one means that would be acceptable to the Administrator for applying for a Title 14 of the Code of Federal Regulations (14 CFR) part 121 or 135 Air Carrier or Operating Certificate.

Active AFS-200 2024-10-07
120-110A Aircraft Secondary Barriers and Alternate Flightdeck Security Procedures

This AC provides an acceptable means, but not the only means, to achieve effective protection of the flightdeck as required by Title 14 of the Code of Federal Regulations (14 CFR) part 121, § 121.584 by implementing a secondary barrier.

Active AFS-200 2023-06-01