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Advisory Circulars

Certification and Operations: Domestic Flag, and Supplemental Air Carriers and Commercial Operators of Large Aircraft

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121-37A AXH-1 Voluntary Disclosure Reporting Program - Hazardous Materials

This advisory circular (AC) provides guidance to holders ofcertificates under Ti tie 14 of the Code of Federal Regulations (CFR) parts 119 and 125 and foreign air carriers issued operations specifications under 14 CFR part 129 (operators) who voluntarily disclose to the Federal Aviation Administration (FAA) their violation(s) ofcertain hazardous materials regulations (HMR) under this voluntary disclosure reporting program (VDRP). This also provides guidance on the new process used to submit hazmat-related voluntary disclosures, which is now closely aligned with the process used by the F AA's Flight Standards Service (AFS).

121-39 AFS-200 Air Carrier Pilot Remedial Training and Tracking Program

This advisory circular (AC) presents guidelines for developing and implementing remedial training and tracking of pilots. These guidelines apply to certificate holders conducting operations under Title 14 of the Code of Federal Regulations (14 CFR) part 121. This AC presents one way, but not necessarily the only way, that certificate holders may comply with the remedial training and tracking requirements prescribed in 14 CFR part 121, § 121.415. This AC may also provide valuable information to certificate holders in developing and implementing remedial training and tracking of other crewmembers and aircraft dispatchers.

121-22C AFS-300 Maintenance Review Boards, Maintenance Type Boards, and OEM/TCH Recommended Maintenance Procedures

This advisory circular (AC) provides guidelines that industry may use to develop and revise the minimum scheduled tasking/interval requirements for derivative or newly type-certificated (TC) aircraft and powerplants for Federal Aviation Administration (FAA) approval. This AC refers to these minimum scheduled tasking/interval requirements as the Maintenance Review Board Report (MRBR), the Maintenance Type Board Report (MTBR), or the Original Equipment Manufacturer (OEM)/type-certificate holder’s (TCH) Recommended Maintenance Procedures.  After FAA approval, the requirements become a basis upon which operators develop their own individual maintenance programs. The report will become a dynamic report for each TCH.

Use this AC to standardize the development, implementation, and update of FAA-approved minimum scheduled maintenance/inspection requirements.

121.321-1 ANM-100 Compliance with Requirements of § 121.321, Operations in Icing

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.  Part 121 contains the aircraft operating requirements applicable to domestic, flag, and supplemental operations.  This AC provides guidance for:

a.   Using visible moisture and temperature as a means for the flightcrew to know when the airframe ice protection system (IPS) must be activated.

b.   Developing acceptable procedures for activating and deactivating the airframe IPS.

c.    Installing a primary or advisory ice detection system.

121-38 ADG-1 Reporting Hazardous Materials Discrepancies to the Federal Aviation Administration 01-17-2007
121-33B AFS-220 Emergency Medical Equipment AC provides guidance to elaborate requirements for enhanced emergency medical equipment currently carried on most major air carriers and becoming mandatory as of April 12, 2004 01-12-2006
121-34B AFS-220 Emergency Medical Equipment Training Provides guidance regarding crewmember training programs (Flight attendant training program in particular) that incorporate Automated External Defibrillators (AED) and enhanced Emergency Medical Kits (EMK). (Also AC 121-33B, Emergency Medical Equipment). 01-12-2006
121-32A AFS-220 Dispatch Resource Management Training This AC complements guidance already developed for flight crewmembers and other groups with respect to training in resource management. Focus is on the aircraft dispatcher whose traditional role in air carrier operations is being changed by fundamental changes in aviation, notably advanced technology. 11-21-2005
121-35 AFS-200 Management of Passengers during Ground Operations without Cabin Ventilation Provides guidance regarding air carrier procedures for the use of ventilation and ground based air conditioning on the ground, as well as management of passengers during ground operations with no cabin ventilation. 01-16-2003
121-36 AFS-200 Management of Passengers who may be Sensitive to Allergens Provides guidance regarding air carrier passenger handling procedures for allergen-sensitive people, including the importance of crewmember training in recognizing and responding to medical events that result from allergen exposure. 12-31-2002
121-29B AFS-200 Carry-On Baggage Provides information to the public, certificated air carriers, commercial operators, and airline personnel about FAA-approved carry-on baggage programs. It updates, provides clarification and additional information on how to comply with the carry-on baggage regulations. 07-24-2000
121-31 AFS-220 Flight Crew Sleeping Quarters and Rest Facilities Provides methods acceptable to the FAA Administrator for FAR Part 121 certificate holders who conduct flag and supplemental operations to obtain an FAA finding regarding the adequacy of onboard sleeping quarters for compliance with FAR Sections 121.485(a) and 121.523(b). This AC also references FAA-acceptable criteria which may be used for the design and installation of flight crew sleeping quarters and rest facilities on commercial transport aircraft capable of long-range operations with augmented or enlarged flight crew complements. 09-30-1994
121.195-1A AFS-200 Operational Landing Distances for Wet Runways; Transport Category Airplanes 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. It is for guidance purposes and provides an example of method of compliance that has been found acceptable. 06-19-1990
121-28 ACS-120 Preparation and Loading of Magnetron Magnetic Materials for Air Transportation Provides information relevant to the preparation and loading of magnetic materials for shipment in civil aircraft 03-19-1987
121-27 ACS-100 Guide for Air Carriers, Freight Forwarders, and Shippers in Obtaining Information Dealing with the Transportation of Hazardous Materials by Air Provides air carriers, freight forwarders, and shippers with sources of regulatory and training information and provides office locations and telephone numbers where technical assistance may be obtained dealing with the provisions of the appropriate regulations concerning the transportation by air of commodities which have been designated as regulated hazardous materials. 01-03-1984
121-25 AFS-224 Additional Weather Information: Domestic and Flag Air Carriers Provides guidance and standards to domestic and flag air carriers for approval of a system for obtaining forecasts and reports of adverse weather phenomena 09-16-1977
121-6 AIR-110 Portable Battery-Powered Megaphones Sets forth an acceptable means for complying with rules (applicable to various persons operating under Part 121 of the Federal Aviation Regulations) that prescribe the installation of approved megaphones. 01-05-1966

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