AC 23-22

Advisory circular · Guidance for Approved Model List (AML) Supplemental Type Certificated (STC) Approval of Part 23 Airplane Avionics Installations

Approved
January 27, 2005
Last reviewed
April 17, 2017
Family
AC 23-22 · 1 version
14 CFR parts
23

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed October 23, 2026.

Show pages 27–38
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Appendix 2 APPENDIX 2 - EXAMPLE AML STC AND APPROVED MODEL LIST (CONTINUED) Writer States of America Hepartment of Transportation - Hederal Abiation Administration Supplemental Type Certificate Nember XXXXXx This Cast goats Applicant Corporation Name Applicant Corporation Address at ghai that the change in the type dosign for the following prodeal ath the limitation and vonditions thangers ai porful honor mole the since third repairamati ofFA B9 /th Thanal Acidior Forget at so vi.

Origival Protect Tepa Califoste Namar:

See attached FA4 Approved Model List (AL), Document No. XXX-XX, Rev (X), or later FA A approved revisions for the list of approved airdlane models, applicable installation data requirements and specific limitations Charge:

Installation of System Description and Part Number in accordance with Applicant Corporation Name Master Document List referenced on the attached AlL, or later FA&-approved revisions Binatiori and Tortier:

Lia applicable himitations for the AML OTC, including an inportant asamptions made during installaion approval regarding existing equipment on the proposed serial number airplane or other important limitations that might influence installation of the STCon a particular serial number.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that pemission.

This state and the sapporting Late, shah a the bris for approat, shalt noir in offat alt samandard, taperda, nocked or a tarminatin date is otheris stallite Eg the Admiril nator of the Tarat As cisction Date of appliation: Application Date Mato of dinars: Isure Date Adorivatratior.

FEDERA AVIATION Fog Linatior of the At mirit natas (St grature) Manager Aircraft Certification Office (Itle) A2-2

Appendix 2

APPENDIX 2 – EXAMPLE AML STC AND APPROVED MODEL LIST (CONTINUED)

Approved Model List For:

Equipment Description and Part # Manufacturer Name STC Number

FAA Approved: ______________________ Manager Aircraft Certification Office Federal Aviation Administration Office Location A2-3

Appendix 2

APPENDIX 2 – EXAMPLE AML STC AND APPROVED MODEL LIST (CONTINUED)

1. AML Revision Log

Revision No. Pages Description FAA Approval Date (-) ALL Initial Release Signature Date

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Appendix 2

APPENDIX 2 – EXAMPLE AML STC AND APPROVED MODEL LIST (CONTINUED)

2. Introduction

This document is the FAA Approved Model List for STC No. XX for installing the Model Number and Description of System into eligible aircraft.

Revisions to the AML must be coordinated between the STC holder and the responsible ACO, and require FAA approval.

IMPORTANT NOTES: (Example only, edit for specific STC approval)

This STC is only applicable to the 14 CFR, part 23, Class I aircraft, as defined in Advisory Circular AC 23.1309-1C, which are listed in this AML. Installations in 14 CFR, part 23 Class II, III and IV, part 25, part 27 and part 29 aircraft are not authorized under this STC.

This STC assumes the following equipment is already installed on each airplane eligible for this proposed modification. The following equipment must be properly linked to meet the intended function for the system, as certified under this AML approval.

List of required equipment that is not part of this approval.

List added limits of the STC that might influence applicability of the STC to any serial number being considered for the modification.

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Appendix 2

APPENDIX 2 – EXAMPLE AML STC AND APPROVED MODEL LIST (CONTINUED)

3. Certification Basis

The certification basis for each model qualified for this modification is detailed below.

Note: Variation in cert basis from model to model is allowed if properly documented in this section and approved by the FAA. For such cases, it may be necessary to reflect these variations in model specific compliance checklists.

Note: List any regulations that have been applied to the system itself under the assumption the rest of the airplane stays at the original certification basis according to § 21.101 and associated guidance. Examples include §§ 23.1301 and 23.1309 for electronic systems, which may not have been considered in the original certification basis of each model.

Aircraft Make Aircraft Model Type Data Sheet Certification Basis Manufacturer Model TCDS# CAR3, Part 23 Amendment Level.

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Appendix 2

APPENDIX 2 – EXAMPLE AML STC AND APPROVED MODEL LIST (CONTINUED)

4. Approved Model List Aircraft Make

Aircraft Model Type Certificate Number

Required Approved Data and Added Model Specific Limitations AML Amendment Date Make Model TCDS # Master Document List:

List Manufacturer Master Document Number(s) and STC No.

Airplane Flight Manual Supplement:

List Generic or Model Specific Airplane Flight Manual Supplement Installation Instructions:

List Generic or Model Specific Installation Instructions Instructions for Continued Airworthiness:

List Generic or Model Specific System Instructions for Continued Airworthiness Equipment Configuration:

List Generic or Model Specific Equipment Configuration Details Additional Limitations:

List Limitations or reference to list of limitations in some other document associated with the STC Additional Documents As needed, such as Electrical Load Analyses, System Safety Assessments, Functional Hazard Assessments to meet §23.1309.

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