Current Advisory Circulars by Number
 
 

AC NumberCan be sorted ascending or descendingChange/Desc.Sorted ascending, can be sorted descendingDateCan be sorted ascending or descendingSubjectCan be sorted ascending or descending
AC 43-209AC 43-209 2003101610/16/2003L-39 Albatross Military Jet Recommended Inspection Program
AC 145-4AAC 145-4A 2006071007/10/2006Inspection, Retread, Repair, and Alterations of Aircraft Tires
AC 43-2BAC 43-2B 1980101610/16/1980Minimum Barometry for Calibration and Test of Atmospheric Pressure Instruments
AC 20-96AC 20-96 1976120212/02/1976Surplus Military Aircraft: A Briefing for Prospective Buyers
AC 20-74AC 20-74 1971072907/29/1971Aircraft Position and Anticollision Light Measurements
AC 61-111AAC 61-111A 2004040104/01/2004Instrument Rating Practical Test Standards (PTS) for Airplane, Helicopter, Power Lift
AC 150/5150-2BAC 150/5150-2B 1984100110/01/1984Federal Surplus Personal Property for Public Airport Purposes
AC 43-12AAC 43-12A 1983102810/28/1983Preventive Maintenance
AC 21-9AAC 21-9A 1982052605/26/1982Manufacturers Reporting Failures, Malfunctions, or Defects
AC 90-93AAC 90-93A 1999111511/15/1999Operating Procedures for Airport Traffic Control Towers (ATCT) that are not Operated by, or Under Contract with, the United States (Non-Federal)
AC 150/5220-20AC 150/5220-20 1992063006/30/1992Airport Snow and Ice Control Equipment
AC 20-64AC 20-64 1969080108/01/1969[Large AC] Maintenance Inspection Notes for Lockheed L-188 Series Aircraft
AC 36-1HAC 36-1H 2001111511/15/2001Noise Levels for U.S. Certificated and Foreign Aircraft
AC 25.812-1AAC 25.812-1A 1989052205/22/1989Floor Proximity Emergency Escape Path Marking
AC 120-55BAC 120-55B 2001102210/22/2001Air Carrier Operational Approval and Use of TCAS II
AC 90-103AC 90-103 2006091109/11/2006Reporting of Threats in Accordance with the Common Strategy
AC 120-77AC 120-77 2002100710/07/2002Maintenance and Alteration Data
AC 108-3AC 108-3 1981110611/06/1981Screening of Persons Carrying U.S. Classified Material
AC 25.812-2AC 25.812-2 1997072407/24/1997Floor Proximity Emergency Escape Path Marking Systems Incorporating Photoluminescent Elements
AC 25.672-1AC 25.672-1 1983111511/15/1983Active Flight Controls
AC 20-104AC 20-104 1978071907/19/1978Revised Powerplant Engineering Report No. 3A Standard Fire Test Apparatus and Procedure (for Flexible Hose Assemblies)
AC 150/5380-7AAC 150/5380-7A 2006090109/01/2006Airport Pavement Management Program
AC 91-37AAC 91-37A 1974010801/08/1974Truth in Leasing
AC 91-13CAC 91-13C 1979072407/24/1979Cold Weather Operation of Aircraft
AC 25.905-1AC 25.905-1 2000092709/27/2000Minimizing the Hazards from Propeller Blade and Hub Failures
AC 25.1523-1AC 25.1523-1 1993020202/02/1993Minimum Flightcrew
AC 90-67BAC 90-67B 1994082508/25/1994Light Signals from the Control Tower for Ground Vehicles, Equipment, and Personnel
AC 91-46AC 91-46 1977020402/04/1977Gyroscopic Instruments - Good Operating Practices
AC 183-35KAC 183-35K 2004010601/06/2004Airworthiness Designee Information
AC 91-67AC 91-67 1991062806/28/1991Minimum Equipment Requirements for General Aviation Operations Under FAR Part 91
AC 135-14AAC 135-14A 1991062006/20/1991Emergency Medical Services/Helicopter (EMS/H)
AC 45-3AC 45-3 1985110611/06/1985Installation, Removal, or Change of Identification Data and Identification Plates on Aircraft
AC 120-44AAC 120-44A 2001060606/06/2001Air Carrier First Aid Programs
AC 90-23FAC 90-23F 2002022002/20/2002Aircraft Wake Turbulence
AC 20-153AC 20-153 2005070807/08/2005Acceptance of Data Processes and Associated Navigation Databases
AC 150/5345-10FAC 150/5345-10F 2005062406/24/2005Specification for Constant Current Regulators and Regulator Monitors
AC 145-10AC 145-10 2005070807/08/2005Repair Station Training Program
AC 150/5345-47BAC 150/5345-47B 2005063006/30/2005Specification for Series to Series Isolation Transformers for Airport Lighting Systems
AC 25.1329-1BAC 25.1329-1B 2006071707/17/2006Approval of Flight Guidance Systems
AC 150/5345-54AAC 150/5345-54A 2000080708/07/2000Specification for L-884, Power and Control Unit for Land and Hold Short Lighting Systems. (Including Change 1)
AC 25-21AC 25-21 1999090109/01/1999Certification of Transport Airplane Structure
AC 97-1AAC 97-1A 1977092809/28/1977Runway Visual Range (RVR)
AC 91-32BAC 91-32B 1997021802/18/1997Safety in and Around Helicopters
AC 120-50AAC 120-50A 1996020902/09/1996Guidelines for Operational Approval of Windshear Training Programs
AC 91-57AC 91-57 1981060906/09/1981Model Aircraft Operating Standards
AC 90-75AC 90-75 1977021002/10/1977Strobe Light System Inspection
AC 61-134AC 61-134 2003040104/01/2003General Aviation Controlled Flight into Terrain Awareness
AC 120-29AAC 120-29A 2002081208/12/2002Criteria for Approval of Category I and Category II Weather Minima for Approach
AC 107-1AC 107-1 1972051905/19/1972Aviation Security-Airports
AC 120-45AAC 120-45A 1992020502/05/1992Airplane Flight Training Device Qualification
AC 33.65-1AC 33.65-1 1985120612/06/1985Surge and Stall Characteristics of Aircraft Turbine Engines
AC 91-61AC 91-61 1984022802/28/1984A Hazard in Aerobatics: Effects of G-Forces of Pilots
AC 60-4AAC 60-4A 1983020902/09/1983Pilot's Spatial Disorientation
AC 25-22AC 25-22 2000031403/14/2000Certification of Transport Airplane Mechanical Systems
AC 121-24CAC 121-24C 2003072307/23/2003Passenger Safety Information Briefing and Briefing Cards
AC 65-24AC 65-24 1983020102/01/1983Certification of a Repairman (General)
AC 150/5360-14AC 150/5360-14 1999063006/30/1999Access to Airports by Individual with Disabilities
AC 25-24AC 25-24 2000080208/02/2000Sustained Engine Imbalance
AC 20-118AAC 20-118A 1987030903/09/1987Emergency Evacuation Demonstration
AC 23-9AC 23-9 1988012701/27/1988[Large AC] Evaluation of Flight Loads on Small Airlpanes with T, V, +, or Y Empennage Configurations
AC 91-75AC 91-75 2003062506/25/2003Attitude Indicator
AC 00-30BAC 00-30B 1997090909/09/1997Atmospheric Turbulence Avoidance
AC 21-13AC 21-13 1973040504/05/1973Standard Airworthiness Certification of Surplus Military Aircraft and Aircraft Built from Spare and Surplus Parts
AC 150/5320-12CAC 150/5320-12C 1997031803/18/1997Measurement, Construction, and Maintenance of Skid Resistant Airport Pavement Surfaces
AC 90-92AC 90-92 1993020502/05/1993Guidelines for the Operational Use of Loran-C Navigation Systems Outside the U.S. NAS
AC 25.629-1AAC 25.629-1A 1998072307/23/1998Aeroelastic Stability Substantiation of Transport Category Airplanes
AC 91-50AC 91-50 1977082408/24/1977Importance of Transponder Operation and Altitude Reporting
AC 125-1AC 125-1 1981012201/22/1981Operations of Large Airplanes Subject to Federal Aviation Regulations Part 125
AC 25-10AC 25-10 1987030603/06/1987Guidance for Installation of Miscellaneous, Nonrequired Electrical Equipment
AC 20-125AC 20-125 1997081208/12/1997Water in Aviation Fuels
AC 60-6BAC 60-6B 1980092509/25/1980Airplane Flight manuals (AFM), Approved Manual Materials, Markings, and Placards Airplanes
AC 20-43CAC 20-43C 1976102010/20/1976Aircraft Fuel Control
AC 150/5210-19AC 150/5210-19 1996122312/23/1996Driver's Enhanced Vision System (DEVS)
AC 65-30AAC 65-30A 2001110911/09/2001Overview of the Aviation Maintenance Profession
AC 120-17AAC 120-17A 1978032703/27/1978Maintenance Control by Reliability Methods
AC 20-35CAC 20-35C 1983071207/12/1983Tiedown Sense
AC 121-28AC 121-28 1987031903/19/1987Preparation and Loading of Magnetron Magnetic Materials for Air Transportation
AC 21-17AC 21-17 1982053105/31/1982Carriage of Cargo in Restricted Category Aircraft and Other Special Purpose Operations
AC 20-29BAC 20-29B 1972011801/18/1972Use of Aircraft Fuel Anti-icing Additives
AC 43-210AC 43-210 2004021702/17/2004Standardized Procedures for Requesting Field Approval of Data, Major Alterations, and Repairs
AC 141-1AAC 141-1A 1993021802/18/1993Pilot School Certification
AC 150/5100-10AAC 150/5100-10A 1976041304/13/1976Accounting Records Guide for Airport Aid Program Sponsors
AC 70/7460-1KAC 70/7460-1K 2007020102/01/2007Obstruction Marking and Lighting
AC 150/5300-15AC 150/5300-15 1993090909/09/1993Use of Value Engineering for Engineering and Design of Airport Grant Projects
AC 21-36AC 21-36 1993081108/11/1993Quality Assurance Controls for Product Acceptance Software
AC 150/5200-18CAC 150/5200-18C 2004042304/23/2004Airport Safety Self-Inspection
AC 129-3AC 129-3 1982061006/10/1982Foreign Air Carrier
AC 13-1AC 13-1 1995122812/28/1995Aviation Safety Inspector Work Site Access
AC 150/5360-9AC 150/5360-9 1980040404/04/1980Planning and Design of Airport Terminal Facilities at Nonhub Locations
AC 43-15AC 43-15 1977081508/15/1977Recommended Guidelines for Instrument Shops
AC 150/5190-4AAC 150/5190-4A 1987121412/14/1987Model Zoning Ordinance to Limit Height of Objects Around Airports, A
AC 20-106AC 20-106 1978040104/01/1978Aircraft Inspection for the General Aviation Aircraft Owner
AC 120-74AAC 120-74A 2003092609/26/2003Parts 91, 121, 125, and 135 Flightcrew Procedures during Taxi Operations
AC 33.47-1AC 33.47-1 1988062706/27/1988Detonation Testing in Reciprocating Aircraft Engines
AC 187-2AC 187-2 1998031103/11/1998Aircraft Certification Service Fees for Providing Production Certification-Related Services Outside the United States
AC 25.775-1AC 25.775-1 2003011701/17/2003Windows and Windshields
AC 20-132AC 20-132 1988122112/21/1988Public Aircraft
AC 61-94AC 61-94 1984073107/31/1984Pilot Transition Course for Self Launching or Powered Sailplanes (Motorgliders)
AC 91-42DAC 91-42D 1983030303/03/1983Hazards of Rotating Propeller and Helicopter Rotor Blades
AC 170-9AC 170-9 1968112611/26/1968Criteria for Acceptance of Ownership and Servicing of Civil Aviation Interest(s) Navigational and Air Traffic Control Systems and Equipment
AC 20-121AAC 20-121A 1988082408/24/1988Airworthiness Approval of Loran-C Navigation Systems for use in the U.S. National & Airspace System (NAS) and Alaska
AC 145-7AAC 145-7A 2002092309/23/2002Issuance of Repair Station Certificates to Foreign Approved maintenance Organizations under the Maintenance Implementation Procedures of a Bilateral Aviation Safety Agreement
AC 25-7AAC 25-7A 1998033103/31/1998Flight Test Guide for Certification of Transport Category Airplanes
AC 120-67AC 120-67 1997031803/18/1997Criteria For Operational Approval of Auto Flight Guidance Systems
AC 91-44AAC 91-44A 1980121212/12/1980Operational and Maintenance Practices for Emergency Locator Transmitters and Receivers
AC 135-9AC 135-9 1981053005/30/1981FAR Part 135 Icing Limitations
AC 43-17AC 43-17 1979090509/05/1979Methods, Techniques, and Practices Acceptable to the Administrator Governing the Installation, Removal, or Change of Identification Data and Identification Plates
AC 120-72AC 120-72 2000092809/28/2000Maintenance Resource Management Training
AC 150/5360-13AC 150/5360-13 1988042204/22/1988Planning and Design Guidelines for Airport Terminal Facilities Reprint (Includes Change 1)
AC 21-22AC 21-22 1985062006/20/1985Injury Criteria for Human Exposure to Impact
AC 34-1BAC 34-1B 2003062706/27/2003Fuel Venting and Exhaust Emission Requirements for Turbine Engine Powered Airplanes
AC 21-1BAC 21-1B 1976051005/10/1976Production Certificates
AC 00-61AC 00-61 2000072407/24/2000Event Planning Guide
AC 33-4AC 33-4 1983072807/28/1983Design Considerations Concerning the Use of Titanium in Aircraft Turbine Engines
AC 150/5370-2EAC 150/5370-2E 2003011701/17/2003Operational Safety on Airports During Construction
AC 00-62AC 00-62 2002110111/01/2002Internet Communications of Aviation Weather and NOTAMS
AC 25-13AC 25-13 1988050405/04/1988Reduced and Derated Takeoff Thrust (Power) Procedures
AC 23-20AC 23-20 2003091909/19/2003Acceptance Guidance on Material Procurement and Process Specifications for Polymer Matrix Composite Systems
AC 23-8BAC 23-8B 2003081408/14/2003Flight Test Guide for Certification of Part 23 Airplanes
AC 150/5000-9AAC 150/5000-9A 1993070207/02/1993Announcement of Availability Report No. DOT/FAA/PP/92-5, Guidelines for the Sound Insulation of Residences Exposed to Aircraft Operations
AC 121-6AC 121-6 1966010501/05/1966Portable Battery-Powered Megaphones
AC 20-66AAC 20-66A 2001091709/17/2001Vibration and Fatigue Evaluation of Airplane Propellers
AC 23-15AAC 23-15A 2003123012/30/2003Small Airplane Certification Compliance Program
AC 20-127AC 20-127 1987070807/08/1987Use of Society of Automotive Engineers (SAE) Class H11 Bolts
AC 91-51AAC 91-51A 1996071907/19/1996Effect of Icing on Aircraft Control and Airplane Deice and Anti-Ice Systems
AC 25.773-1AC 25.773-1 1993010801/08/1993Pilot Compartment View Design Considerations
AC 121-22AAC 121-22A 1997030703/07/1997Maintenance Review Board (MRB)
AC 20-57AAC 20-57A 1971011201/12/1971Automatic Landing Systems (ALS)
AC 20-129AC 20-129 1988091209/12/1988Airworthiness Approval of Vertical Navigation (VNAV) Systems for use in the U.S. National Airspace System (NAS) and Alaska
AC 33-1BAC 33-1B 1970042204/22/1970Turbine Engine Foreign Object Ingestion and Rotor Blade Containment Type Certification Procedures
AC 43-18AC 43-18 2006032403/24/2006Fabrication of Aircraft parts by Maintenance Personnel
AC 150/5380-5BAC 150/5380-5B 1996070507/05/1996Debris Hazards at Civil Airports
AC 25-9AAC 25-9A 1994010601/06/1994Smoke Detection, Penetration, and Evacuation Tests and Related Flight Manual Emergency Procedures
AC 121-27AC 121-27 1984010301/03/1984Guide for Air Carriers, Freight Forwarders, and Shippers in Obtaining Information Dealing with the Transportation of Hazardous Materials by Air
AC 20-128AAC 20-128A 1997032503/25/1997Design Considerations for Minimizing Hazards caused by Uncontained Turbine Engine and Auxiliary Power Unit Rotor Failure
AC 65-31AAC 65-31A 2003042504/25/2003Training, Qualification, and Certification of Nondestructive Inspection (NDI) Personnel
AC 33-2BAC 33-2B 1993063006/30/1993Aircraft Engine Type Certification Handbook
AC 25.1309-1AAC 25.1309-1A 1988062106/21/1988System Design and Analysis
AC 25.735-1AC 25.735-1 2002041004/10/2002Brakes and Braking Systems Certification Tests and Analysis
AC 21-34AC 21-34 1993060406/04/1993Shoulder Harness-Safety Belt Installations
AC 20-24BAC 20-24B 1985122012/20/1985Qualification of Fuels
AC 150/5220-4BAC 150/5220-4B 1992073107/31/1992Water Supply Systems for Aircraft Fire and Rescue Protection
AC 90-79AC 90-79 1980071407/14/1980Recommended Practices and Procedures for the Use of Electronic Long-Range Navigation
AC 91-26AC 91-26 1969070207/02/1969Maintenance and Handling of Airdriven Gyroscopic Instruments
AC 170-11AC 170-11 1970091709/17/1970Amendment of Federal Aviation Regulation Part 171 (FAR-171) - Cost of Flight and Ground Inspections
AC 121-29BAC 121-29B 2000072407/24/2000Carry-On Baggage
AC 91-69AAC 91-69A 1999111911/19/1999Seaplane Safety for FAR Part 91 Operators
AC 33.28-2AC 33.28-2 2003081308/13/2003Guidance Material for 14 CFR 33.28, Reciprocating Engine, Electrical and Electronic Engine Control Systems
AC 91-45CAC 91-45C 1990020102/01/1990Waivers: Aviation Events
AC 120-39AC 120-39 1980103110/31/1980Hazards of Waste Water Ice Accumulation Separating from Aircraft in Flight
AC 91-33AAC 91-33A 1984071807/18/1984Use of Alternate Grades of Aviation Gasoline for Grade 80/87, and Use of Automotive Gasoline
AC 120-40BAC 120-40B 1991072907/29/1991Airplane Simulator Qualification
AC 43-7AC 43-7 1974092409/24/1974Ultrasonic Testing for Aircraft
AC 23.1311-1BAC 23.1311-1B 2005061406/14/2005Installation of Electronic Display in Part 23 Airplanes
AC 21-18AC 21-18 1982082008/20/1982[Large AC] Bilateral Airworthiness Agreements
AC 43-14AC 43-14 1977022402/24/1977Maintenance of Weather Radar Radomes
AC 25-16AC 25-16 1987092509/25/1987Electrical Fault and Fire Prevention and Protection
AC 150/5210-13BAC 150/5210-13B 2004041504/15/2004Water Rescue Plans, Facilities and Equipment
AC 90-48CAC 90-48C 1983031803/18/1983Pilots' Role in Collision Avoidance
AC 150/5200-12BAC 150/5200-12B 1999090309/03/1999Fire Department Responsibility in Protecting Evidence at the Scene of an Aircraft Accident
AC 91-58AAC 91-58A 2000021002/10/2000Use of Pyrotechnic Visual Distress Signaling Devices in Aviation
AC 150/5020-2AC 150/5020-2 2004092809/28/2004Guidance on the Balanced Approach to Noise Management
AC 25.723-1AC 25.723-1 2001052505/25/2001Shock Absorption Tests
AC 150/5100-15AAC 150/5100-15A 1989033103/31/1989Civil Rights Requirements for the Airport Improvement Program (AIP)
AC 00-63AC 00-63 2004092409/24/2004Use of Cockpit Displays of Digital Weather and Operational Information
AC 25-15AC 25-15 1989112011/20/1989Approval of Flight Management Systems in Transport Category Airplanes
AC 150/5060-5AC 150/5060-5 1983092309/23/1983Airport Capacity and Delay (Consolidated reprint includes Change 1and 2)
AC 00-46DAC 00-46D 1997022602/26/1997Aviation Safety Reporting Program
AC 33.15-1AC 33.15-1 1998092209/22/1998Manufacturing Process of Premium Quality Titanium Alloy Rotating Engine Components
AC 120-66BAC 120-66B 2002111511/15/2002Aviation Safety Action Program (ASAP)
AC 120-58AC 120-58 1992093009/30/1992Pilot Guide Large Aircraft Ground Deicing
AC 90-34AC 90-34 1968022702/27/1968Accidents Resulting from Wheelbarrowing in Tricycle Gear Equipped Aircraft
AC 65-12AAC 65-12A 1976010101/01/1976[Large AC] Airframe and Powerplant Mechanics Powerplant Handbook
AC 136-1AC 136-1 2002102510/25/2002Commercial Air Tour Operations Conducted Over National Parks and Tribal Lands
AC 150/5220-22AAC 150/5220-22A 2005093009/30/2005Engineered Materials Arresting Systems (EMAS) for Aircraft Overruns
AC 431.35-2AAC 431.35-2A 2005072007/20/2005Reusable Launch and Reentry Vehicle System Safety Process
AC 33.4-3AC 33.4-3 2005091609/16/2005 Instructions for Continued Airworthiness, Aircraft Engine High Intensity Radiated Fields (HIRF) and Lightning Protection Features
AC 20-33BAC 20-33B 1975050105/01/1975Technical Information Regarding Civil Aeronautics Manuals 1, 3, 4a, 4b, 5, 6, 7, 8, 9, 13, and 14
AC 120-12AAC 120-12A 1986042404/24/1986Private Carriage Versus Common Carriage of Persons or Property
AC 20-110LAC 20-110L 2000101010/10/2000Index of Aviation Technical Standard Orders
AC 43-16AAC 43-16A 1999090309/03/1999General Aviation Maintenance Alerts can be found at:
AC 20-37EAC 20-37E 2005090909/09/2005Aircraft Propeller Maintenance
AC 91-36DAC 91-36D 2004091709/17/2004Visual Flight Rules (VFR) Flight Near Noise-Sensitive Areas
AC 150/5100-14DAC 150/5100-14D 2005093009/30/2005Architectural Engineering, and Planning Consultant Services for Airport Grant Projects
AC 120-30AAC 120-30A 1976090809/08/1976Reporting Requirements of Air Carriers, Commercial Operators, Travel Clubs, and Air Taxi Operators of Large and Small Aircraft
AC 25.856-1AC 25.856-1 2005062406/24/2005Thermal/Acoustic Insulation Flame Propagation Test Method Details
AC 120-86AC 120-86 2005091609/16/2005Aircraft Surveillance Systems and Applications
AC 00-64AC 00-64 2005092209/22/2005Air Medical Resource Management
AC 23-13AAC 23-13A 2005092909/29/2005Fatigue, Fail-Safe, and Damage Tolerance Evaluation of Metallic Structure for Normal, Utility, Acrobatic, and Commuter Category Airplanes
AC 20-83AC 20-83 1973011701/17/1973Maintenance Inspection Notes for Boeing B-737 Series Aircraft (Includes Changes 1 and 2)
AC 20-149AC 20-149 2005083108/31/2005Safety and Interoperability Requirements for Initial Domestic Flight Information Service-Broadcast
AC 20-71AC 20-71 1970120812/08/1970Dual Locking Devices on Fasteners
AC 21-12BAC 21-12B 2001110611/06/2001Application for U.S. Airworthiness Certificate, FAA Form 8130-6
AC 20-111AC 20-111 1980101010/10/1980Communication Interference Caused by Unintentional Keyed Microphones
AC 65-15AAC 65-15A 1976010101/01/1976[Large AC] Airframe and Powerplant Mechanics Airframe Handbook
AC 150/5200-35AC 150/5200-35 2004050205/02/2004Submitting the Airport Master Record in Order to Activate a New Airport
AC 61-103AC 61-103 1989052305/23/1989Announcement of Availability: Industry-Developed Transition Training Guidelines for High Performance Aircraft
AC 91-65AC 91-65 1986080408/04/1986Use of Shoulder Harness in Passenger Seats
AC 21-26AC 21-26 1989062606/26/1989Quality Control for the Manufacture of Composite Structures (Consolidated reprint includes Change 1)
AC 150/5220-21BAC 150/5220-21B 2000031703/17/2000Guide Specification for Devices Used to Board Airline Passengers with Mobility Impairments