Flight Standards Service

Draft Advisory Circulars (ACs) Open for Comment

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Document Title: AC 43-216A, Software Management During Aircraft Maintenance
Summary: This AC provides guidance for developing a software management program and showing compliance with applicable regulations related to continued airworthiness when managing aircraft software during maintenance activities.
References:

Title 14 of the Code of Federal Regulations (14 CFR)

  • Part 25, Airworthiness Standards: Transport Category Airplanes.
  • Part 43, Maintenance, Preventative Maintenance, Rebuilding, and Alteration
  • Part 91, General Operating and Flight Rules.
  • Part 121, Operating Requirements: Domestic, Flag, and Supplemental Operations.
  • Part 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; and Rules Governing Persons on Board Such Aircraft.
  • Part 129, Operations: Foreign Air Carriers and Foreign Operators of U.S.-Registered Aircraft Engaged in Common Carriage.
  • Part 135, Operating Requirements: Commuter and On Demand Operations and Rules Governing Persons on Board Such Aircraft.
  • Part 137, Agricultural Aircraft Operations.
  • Part 145, Repair Stations.
Documents for Download: Draft Document (PDF)
Draft Document Comment Grid (MS Word)
Comments Due: October 7, 2022
How to Comment: Email comments to:
Email Comments
 
Document Title: AC 120-57C, Low Visibility Operations/Surface Movement Guidance and Control Systems (LVO/SMGCS)
Summary: This revision clarifies the voluntary nature of the program. In addition, the acceptance letter process was streamlined by requiring only one signature. Added information that was lacking such as the process for amending, suspension or cancellation of LVO/SMGCS plans. Based on the success of the LVO/SMGCS plan reviews to date, time between evaluations/exercises was increased from 12-18 months to, not to exceed 36 months.
References:

Title 14 of the Code of Federal Regulations (14 CFR)

  • Part 91, General Operating and Flight Rules.
  • Part 121, Operating Requirements: Domestic, Flag, and Supplemental Operations.
  • Part 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; and Rules Governing Persons on Board Such Aircraft.
  • Part 135, Operating Requirements: Commuter and On Demand Operations and Rules Governing Persons on Board Such Aircraft.
  • Part 139, Certification of Airports
Documents for Download: Draft Document (PDF)
Draft Document Comment Grid (MS Word)
Comments Due: October 14, 2022
How to Comment: Deliver comments by mail or hand to: 

Federal Aviation Administration
Flight Procedures and Airspace Group (AFS-420)
6500 S. MacArthur Blvd.
Registry Bldg., Room 104
Oklahoma City, OK  73169
 
Document Title: AC 120-80B, General and High-Energy Firefighting
Summary: This AC provides information on the hazards and risks of in-flight fires on transport category aircraft. The information includes recommended crewmember procedures and training for combating general and high-energy fires (HEF) caused by lithium batteries. This AC is applicable to operators certificated under Title 14 of the Code of Federal Regulations (14 CFR) parts 91, 91 subpart K (part 91K), 121, 125, and 135.
References:

Title 14 of the Code of Federal Regulations (14 CFR)

  • Part 25, Airworthiness Standards: Transport Category Airplanes.
  • Part 91, General Operating and Flight Rules.
  • Part 121, Operating Requirements: Domestic, Flag, and Supplemental Operations.
  • Part 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; and Rules Governing Persons on Board Such Aircraft.
  • Part 135, Operating Requirements: Commuter and On Demand Operations and Rules Governing Persons on Board Such Aircraft.
Documents for Download: Draft Document (PDF)
Draft Document Comment Grid (MS Word)
Comments Due: October 24, 2022
How to Comment: Email comments
 
Document Title: AC 61-138A, Airline Transport Pilot Certification Training Program
Summary: This AC provides information and courseware guidelines to authorized providers, to aid in the development of a training program which meets the requirements of Title 14 of the Code of Federal Regulations (14 CFR) part 61, § 61.156. In addition, this AC provides guidance regarding designing and implementing acceptable methods of compliance with the requirements of § 61.156.
References:

Title 14 of the Code of Federal Regulations (14 CFR)

  • Part 25, Airworthiness Standards: Transport Category Airplanes.
  • Part 61, Certification: Pilots, Flight Instructors, and Ground Instructors.
  • Part 91, General Operating and Flight Rules.
  • Part 121, Operating Requirements: Domestic, Flag, and Supplemental Operations.
  • Part 135, Operating Requirements: Commuter and On Demand Operations and Rules Governing Persons on Board Such Aircraft.
Documents for Download: Draft Document (PDF)
Draft Document Comment Grid (MS Word)
Comments Due: November 2, 2022
How to Comment: Email comments

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Last updated: Tuesday, October 4, 2022