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United States Department of Transportation United States Department of Transportation

Advisory Circulars (ACs)

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Advisory Circulars (ACs) search results
Number Title Status Office Date
23-13A Fatigue, Fail-Safe, and Damage Tolerance Evaluation of Metallic Structure for Normal, Utility, Acrobatic, and Commuter Category Airplanes

Provides information and guidance concerning an acceptable means of demonstrating compliance with the requirements of Part 23 of the Federal Aviation Regulations (FAR) regarding fatigue and fail-safe evaluation of metallic airplane structure.

Active ACE-100 2005-09-29
23-19A Airframe Guide for Certification of Part 23 Airplanes

Provides information and guidance concerning acceptable means, but not the only means, of complying with Title 14 of the Code of Federal Regulations (14 CFR) part 23 Subpart C and portions of Subpart D.

Active ACE-100 2007-04-30
23-18 Installation of Terrain Awareness and Warning System (TAWS) Approved for Part 23 Airplanes

Establishes an acceptable means, but not the only means, of obtaining FAA airworthiness approval for the installation of a TAWS that has been approved under Technical Standard Order (TSO)-C151A, Terrain Awareness and Warning System, in a Part 23 airplane.

Active ACE-100 2000-06-14
23-10 Auxiliary Fuel Systems for Reciprocating and Turbine Powered Part 23 Airplanes Active ACE-111 1991-08-05
23-15A Small Airplane Certification Compliance Program with Change 1

This advisory circular (AC) provides a compilation of historically acceptable means of compliance to specifically selected sections of 14 CFR part 23 that have become burdensome for small, simple, low performance airplanes (see Applicability section below) to show compliance.

Active ACE-100 2003-12-30
23-16A Powerplant Guide for Certification of Part 23 Airplanes and Airships

This advisory circular (AC) provides information and guidance about acceptable means, but not the only means of compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 23, subpart E, applicable to the powerplant installation in normal, utility, acrobatic, and commuter category airplanes.

Active ACE-100 2004-02-23
23-2A Flammability Tests

This advisory circular (AC) sets forth an acceptable means of showing compliance with Title 14 Code of Federal Regulations (14 CFR) part 23 and Civil Air Regulations (CAR) 3 for the flammability testing of systems and equipment in normal, utility, acrobatic, and commuter category airplanes and airships.

Active ACE-100 2007-05-11
23-21 Airworthiness Compliance Checklists Used to Substantiate Major Alterations for Small Airplanes with Change 1

This change revises existing material in four paragraphs. First, it adds a reference to FAA Order 8300.10.

Active ACE-100 2004-09-30
23.1311-1C Installation of Electronic Display in Part 23 Airplanes

This advisory circular (AC) provides guidance for showing compliance with certain requirements of Title 14, Code of Federal Regulations (CFR), part 23, as well as general guidance for the design, installation, integration, and approval of electronic flight deck displays, components, and systems installed in part 23 category airplanes.

Active ACE-100 2011-11-17
23-27 Parts and Materials Substitution for Vintage Aircraft

This advisory circular (AC) provides guidance for substantiating parts or materials substitutions to maintain the safety of old or out-of-production general aviation (GA) aircraft, or other GA aircraft where the parts or materials are either difficult or impossible to obtain.

Active ACE-100 2009-05-18
23-8C Flight Test Guide for Certification of Part 23 Airplanes

a. This advisory circular (AC) sets forth an acceptable means, but not the only means, of showing compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 23 concerning flight tests and pilot judgements.

Active ACE-100 2011-11-16
23-22 Guidance for Approved Model List (AML) Supplemental Type Certificated (STC) Approval of Part 23 Airplane Avionics Installations

Sets guidelines for using the Approved Model List (AML) Supplemental Type Certificate (STC) process for the installation approval of avionics for 14 CFR, part 23 airplanes.

Active ACE-100 2005-01-27
23-14 Type Certification Basis for Conversion from Reciprocating Engine to Turbine-Powered Part 23 Airplanes

Provides information and guidance concerning an acceptable means of showing compliance with Part 23 through amdt.23-45 of the Federal Aviation Regulations applicable to replacing reciprocating engines with gas turbine engines (turbopropeller, turbojet, or turbofan).

Active ACE-100 1993-09-30
23-9 [Large AC] Evaluation of Flight Loads on Small Airlpanes with T, V, +, or Y Empennage Configurations

Provides information and guidance concerning compliance with Part 23 of the Federal Aviation Regulations (FAR) applicable to evaluation of empennage design flight loads on configurations where the horizontal tail surfaces are supported by the vertical tail, or have appreciable dihedral.

Active ACE-100 1988-01-27
23-20 Acceptance Guidance on Material Procurement and Process Specifications for Polymer Matrix Composite Systems

Provides information and guidance concerning an acceptable means, but not the only means, of compliance with Title 14 of the Code of Federal Regulations (14 CFR) part 23.

Active ACE-100 2003-09-19
23.1521-2 Type Certification of Oxygenates and Oxygenated Gasoline Fuels in Part 23 Airplanes with Reciprocating Engines

Provides information and guidance concerning an acceptable means of compliance with Part 3 of the Civil Air Regulations (CAR) and Part 23 of the Federal Aviation Regulations (FAR), applicable to approval procedures for certification of alternate fuels.

Active ACE-100 1996-04-24
23.607-1 Self-Locking Nuts on Bolts Subject to Rotation

Provides information and guidance concerning compliance with Part 23 for self-locking nuts used on bolts subject to rotation in operation.

Active ACE-111 1984-08-24
23.1521-1B Type Certification of Automobile Gasoline in Part 23 Airplanes with Reciprocating Engines

Sets forth acceptable means of compliance with Part 23 of the Federal Air Regulations (FAR), for approval/certification to use automobile gasoline with or without oxygenates (alcohol, ethers, etc.) in Part 23 airplanes.

Active ACE-111 1995-03-02
23.629-1B Means of Compliance with Title 14 CFR, Part 23, § 23.629, Flutter

Presents information and guidance to provide one means, but not the only means, of complying with Section 23.629, Flutter (including flutter, airfoil divergence, and control reversal) of Part 23 of the Federal Aviation Regulations.

Active ACE-100 2004-09-28
23.562-1 Dynamic Testing of Part 23 Airplane Seat/Restraint Systems and Occupant Protection

Provides information and guidance regarding compliance with Part 23 of the Federal Aviation Regulations (FAR) applicable to dynamic testing of airplane seats.

Active ACE-111 1989-06-22
23-23 Standardization Guide for Integrated Cockpits in Part 23 Airplanes

The AC acknowledges the General Aviation Manufacturers Association (GAMA) Publication #12, “Recommended Practices and Guidelines for an Integrated Flightdeck/Cockpit in a 14 CFR (or equivalent) Certificated Airplane,” as an acceptable means for showing compliance with applicable requirements for electronic displays in part 23 airplanes.

Active ACE-100 2004-09-30
23-17C Systems and Equipment Guide for Certification of Part 23 Airplanes and Airships

This advisory circular (AC) sets forth an acceptable means of showing compliance with Title 14 Code of Federal Regulations (14 CFR), part 23, for the certification of systems and equipment in normal, utility, acrobatic, and commuter category airplanes and airships.

Active ACE-100 2011-11-17
23.1309-1E System Safety Analysis and Assessment for Part 23 Airplanes

This advisory circular (AC) sets forth an acceptable means of showing compliance with Title 14 of the Code .of Federal Regulations (14 CFR), § 23.1309, through Amendment 23-6.2: for equipment, systems, and installations in 14 CFR part 23 airplanes.

Active ACE-100 2011-11-17
23-1523 Minimum Flight Crew

Sets forth on method that may be used to show compliance to the requirements contained within CFR, part 23, 23.1523, which prescribes the certification requirements for minimum flight crew on part 23 airplanes.

Active ACE-100 2005-01-12
23-24 Airworthiness Compliance Checklists for Common Part 23 Supplemental Type Certificate (STC) Projects Active ACE-100 2005-08-24