FAA Home
Regulations & Policies

# Advisory Circulars (ACs)

- ShareShare
- 

- Facebook					Share on Facebook
- Twitter					Tweet on Twitter

Number, title, description, or office

## Browse by Topic or FAR Part

        - 00  General
        - 11  General Rule-Making Procedures
        - 13  Investigation and Enforcement Procedures
        - 20  Aircraft
        - 21  Certification Procedures for Products and Parts
        - 23  Airworthiness Standards: Normal, Utility, and Acrobatic Category Airplanes
        - 25  Airworthiness Standards: Transport Category Airplanes
        - 27  Airworthiness Standards: Normal Category Rotorcraft
        - 29  Airworthiness Standards: Transport Category Rotorcraft
        - 33  Airworthiness Standards: Aircraft Engines
        - 34  Fuel Venting and Exhaust Emission Requirements for Turbine Engine Powered Airplanes
        - 35  Airworthiness Standards
        - 36  Noise Standards: Aircraft Type and Airworthiness Certification
        - 39  Airworthiness Directives
        - 43  Maintenance, Preventive Maintenance, Rebuilding and Alteration
        - 45  Identification and Registration Marking
        - 60  Airmen
        - 61  Certification: Pilots and Flight Instructors
        - 63  Certification: Flight Crewmembers Other Than Pilots
        - 65  Certification: Airmen Other Than Flight Crewmembers
        - 70  Airspace
        - 73  Special Use Airspace
        - 90  Air Traffic and General Operating Rules
        - 89  Remote Identification of Unmanned Aircraft Systems
        - 91  General Operating and Flight Rules
        - 97  Standard Instrument Approach Procedures
        - 99  Security Control of Air Traffic
        - 103  Ultralight Vehicles
        - 105  Sport Parachuting
        - 107  Small Unmanned Aircraft Systems
        - 108  Airplane Operators Security
        - 109  Indirect Air Carrier Security

        - 120  Air Carriers, Air Travel Clubs, and Operators for Compensation or Hire Certification and Operations
        - 121  Certification and Operations: Domestic Flag, and Supplemental Air Carriers and Commercial Operators of Large Aircraft
        - 125  Certification and Operations: Airplanes Having a Seating Capacity of 20 or More Passengers or a Maximum Payload Capacity of 6,000 Pounds or More
        - 129  Operations of Foreign Air Carriers
        - 133  Rotorcraft External-Load Operations
        - 135  Air Taxi Operators and Commercial Operators
        - 137  Agricultural Aircraft Operations
        - 140  Schools and Other Certificated Agencies
        - 141  Pilot Schools
        - 145  Repair Stations
        - 147  Aviation Maintenance Technician Schools
        - 150  Airports
        -            - Aircraft Rescue and Fire Fighting (ARFF)
          - Airport Compliance/Obligations
          - Airport GIS
          - Airport Improvement Program (AIP)
          - Airport Lighting
          - Airport Planning
          - Airport Safety
          - Certification of Airports (Part 139)
          - Design, Construction, and Maintenance - General
          - Environmental
          - Federal Aid to Airports
          - Passenger Facility Charge (PFC)
          - Pavement Design
          - Surplus Airport Property Conveyance Programs 
        - 170  Navigational Facilities
        - 210  Flight Information
        - 211  Aeronautical Charts and Flight Information Publications
        - 410–460  Commercial Space Transportation

## Subscribe to a Series

- 00 General
- 11 General Rule-Making Procedures
- 13 Investigation and Enforcement Procedures
- 20 Aircraft
- 21 Certification Procedures for Products and Parts
- 23 Airworthiness Standards: Normal, Utility, and Acrobatic Category Airplanes
- 25 Airworthiness Standards: Transport Category Airplanes
- 27 Airworthiness Standards: Normal Category Rotorcraft
- 29 Airworthiness Standards: Transport Category Rotorcraft
- 33 Airworthiness Standards: Aircraft Engines
- 34 Fuel Venting and Exhaust Emission Requirements for Turbine Engine Powered Airplanes
- 35 Airworthiness Standards
- 36 Noise Standards: Aircraft Type and Airworthiness Certification
- 39 Airworthiness Directives
- 43 Maintenance, Preventive Maintenance, Rebuilding and Alteration
- 45 Identification and Registration Marking
- 60 Airmen
- 61 Certification: Pilots and Flight Instructors
- 63 Certification: Flight Crewmembers Other Than Pilots
- 65 Certification: Airmen Other Than Flight Crewmembers
- 70 Airspace
- 73 Special Use Airspace
- 90 Air Traffic and General Operating Rules
- 91 General Operating and Flight Rules
- 97 Standard Instrument Approach Procedures
- 99 Security Control of Air Traffic
- 103 Ultralight Vehicles
- 105 Sport Parachuting
- 107 Small Unmanned Aircraft Systems
- 108 Airplane Operators Security
- 109 Indirect Air Carrier Security
- 120 Air Carriers, Air Travel Clubs, and Operators for Compensation or Hire Certification and Operations
- 121 Certification and Operations: Domestic Flag, and Supplemental Air Carriers and Commercial Operators of Large Aircraft
- 125 Certification and Operations: Airplanes Having a Seating Capacity of 20 or More Passengers or a Maximum Payload Capacity of 6,000 Pounds or More
- 129 Operations of Foreign Air Carriers
- 133 Rotorcraft External-Load Operations
- 135 Air Taxi Operators and Commercial Operators
- 137 Agricultural Aircraft Operations
- 140 Schools and Other Certificated Agencies
- 141 Pilot Schools
- 145 Repair Stations
- 147 Aviation Maintenance Technician Schools
- 150 Airports
- 170 Navigational Facilities
- 210 Flight Information
- 211 Aeronautical Charts and Flight Information Publications
- 410–460 Commercial Space Transportation

Page last modified: March 25, 2024 1:35:09 PM EDT

## View All

      - Current ACs
      - Cancelled ACs
      - Series 150 ACs
      - Draft Series 150 ACs

## Export All

      - Current ACs  (CSV)
      - Cancelled ACs  (CSV)

## Contact Information

      - Advisory Circulars Administrator
      - Other Points of Contact  (MS Excel)