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Number Office Title Date
00-60A AFS-820 North American Free Trade Agreement and Specialty Air Services Operations

Provides information for aircraft operators from the United States who plan to conduct specialty air services (SAS) operations in Canada or Mexico in accordance with the North American Free Trade Agreement. It also provides information for aircraft operators from Canada or Mexico who plan to conduct SAS operations in the U.S.

02-08-2008
91-58A AFS-820 Uus of Pyrotechnic isual Distress Signaling Devices

This advisory circular (AC) suggests standards and procedures for the acquisition, use, and storage of pyrotechnic visual distress signaling devices that are intended for use in aircraft emergencies.

02-10-2000
91-69A AFS-820 Seaplane Safety for FAR 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. This AC generally covers seaplanes engaged in not-for-hire operations. Most for-hire seaplane operations are subject to 14 CFR part 135, as well as part 91.
11-19-1999
91-32B AFS-820 Safety in and Around Helicopters

This Advisory Circular (AC) provides safety guidelines for persons associated with helicopter operations and suggests ways to avoid hazards and reduce the risk of accidents. The information in this AC pertains primarily to helicopter operations conducted under the provisions of Title 14 of the Code of Federal Regulations (14 CFR) part 91; however, the safety considerations discussed may be applicable to all helicopter operations.

02-18-1997
91-72 AFS-820 Waivers of Provisions of Title 14 of the Code of Federal Regulations Part 91
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.
11-08-1996
91-51A AFS-820 Effect of Icing on Aircraft Control and Airplane Deice and Anti-Ice Systems
Provides information for pilots regarding the hazards of aircraft icing and the use of airplane deice and anti-ice systems.
07-19-1996
91-71 AFS-820 Operation of Hot Air Balloons with Airborne Heaters
Provides guidance for the safe and practical operation of hot air balloons with airborne heaters in compliance with appropriate portions of 14 CFR 91.
06-13-1996
90-66A AFS-820 Recommended Standards Traffic Patterns for Aeronautical Operations at Airports without Operating Control Towers
Calls attention to regulatory requirements and recommended procedures for aeronautical operations at airports without operating control towers. It recommends traffic patterns and operational procedures for aircraft, lighter than air, glider, parachute, rotorcraft, and ultra-light vehicle operations where such use is not in conflict with existing procedures in effect at those airports.
08-26-1993
91-53A AFS-820 Noise Abatement Departure Profile
Describes acceptable criteria for safe noise abatement departure profiles (NADP) for subsonic turbojet-powered airplanes with a maximum certificated gross takeoff weight of more than 75,000 pounds. These procedures provide the user with one means, although not the only means, of establishing acceptable NADP’s. These departure profiles are consistent with the airworthiness standards required by the Federal Aviation Regulations Part 25 for type certification and Part 91 for general airplane operations.
07-22-1993
91-68 AFS-820 Pilot Qualification and Operation of all Surplus Military Turbine-Powered Airplanes
Provides information and guidance to pilots who wish to become qualified to operate surplus military turbine-powered airplanes under a letter of authorization, as required by operating limitations issued for this type of aircraft.
02-25-1992
91-67 AFS-820 Minimum Equipment Requirements for General Aviation Operations Under FAR Part 91
Describes acceptable methods for the operation of aircraft under Federal Aviation Regulations Part 91 with certain inoperative instrument and equipment, which are not essential for safe flight.
06-28-1991
90-42F AFS-820 Traffic Advisory Practices at Airports without Operating Control Towers
Contains good operating practices and procedures for use when approaching or departing airports without an operating control tower and airports that have control towers operating part time. Includes changes in radio frequencies and phraseology.
05-21-1990
91-65 AFS-820 Use of Shoulder Harness in Passenger Seats
Provides guidance and information to pilots, passengers, and maintenance personnel regarding the crash survivability aspects of small aircraft equipped with shoulder harnesses and the hazards of modifying seats, adding appendages to seats, and storage of articles, beneath the seats. Recommends inspection and maintenance of seats, lap belts and shoulder harnesses to enhance their effectiveness for crash survivability.
08-04-1986
120-12A AFS-820 Private Carriage Versus Common Carriage of Persons or Property
Furnishes FAA personal and interested segments of industry with general guidelines for determining whether current or proposed transportation operations by air constitute private or common carriage.
04-24-1986
103-7 AFS-820 The Ultralight Vehicle
Provides guidance to the operators of ultralights in the United States. It discusses the elements, which make up the definition of ultralight vehicles for the purposes of operating under Federal Aviation Regulation (FAR) Part 103. It also discusses when an ultralight must be operated as an aircraft under the regulations applicable to certificated aircraft.
01-30-1984
103-6 AFS-820 Ultralight Vehicle Operations-Airports, ATC, and Weather
Provides guidance for the operation of ultralight vehicles in the U.S. Information includes airport and flight park operations, how to work with ATC, and the availability of weather services.
06-23-1983
90-48C AFS-820 Pilots' Role in Collision Avoidance
Alerts all pilots to the potential hazards of midair collision and near midair collision, and to emphasize those basic problem areas related to the human causal factors where improvements in pilot education, operating practices, procedures, and improved scanning techniques are needed to reduce midair conflicts.
03-18-1983
125-1 AFS-820 Operations of Large Airplanes Subject to Federal Aviation Regulations Part 125
Sets forth one means that would be acceptable to the Administrator to assist persons in complying with the requirements of FAR Part 125. It also provides (in Chapter 1) a test of applicability for those operations, which may be subject to Part 125.
01-22-1981
60-6B AFS-820 Airplane Flight manuals (AFM), Approved Manual Materials, Markings, and Placards Airplanes
Calls attention to the regulatory requirements relating to the subject and provides information to aid pilots to comply with these requirements.
09-25-1980
91-13C AFS-820 Cold Weather Operation of Aircraft
Provides background and guidelines relating to operation of aircraft in the colder climates where wide temperature changes may occur.
07-24-1979
61-47A AFS-820 Use of Approach Slope Indicators for Pilot Training
This advisory circular informs pilot schools, flight instructors, and student IJilots of the recommendation of the Federal Aviation Administration for the use of approach slope indicator systems for pilot training.
03-26-1979
91-54 AFS-820 Automatic Reporting Systems Altimeter Setting and Other Operational Data
Provides guidelines for the development and installation of automatic reporting systems for altimeter setting and other operational data intended for use in connection with IFR operations.
02-26-1979
91-50 AFS-820 Importance of Transponder Operation and Altitude Reporting
Provides information and guidance concerning the importance of transponder operation and altitude reporting in the National Airspace System.
08-24-1977
91-48 AFS-820 Acrobatics-Precision Flying with a Purpose
Provides information to persons who are interested in acrobatic flying to improve their piloting skills as recreation, sport, or as a competitive activity.
06-29-1977
91-37A AFS-820 Truth in Leasing
Provides information and guidance for lessees and conditional buyers of U.S. registered large civil aircraft. If you are planning to charter an airplane take a moment to learn about chartered and leased aircraft.
01-08-1974
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