Initial Airworthiness and Environmental Protection

Acceptable Means of Compliance (AMC) and Guidance Material (GM)
Part 21 - Airworthiness and Environmental Certification
Publication date Title
16/12/2010 Extended Range Operations with Two-Engined Aeroplanes ETOPS Certification and Operation|Systematic review and transposition of existing FAA TSO standards for parts and appliances into EASA ETSO|Other party supplier control AMC & GM to Part 21 — Issue 1, Amendment 7 view
23/03/2010 Permit to Fly, EASA Form 1 AMC & GM to Part 21 — Issue 1, Amendment 6 view
24/08/2009 Fuel Tank Flammability Reduction|Repair and Design Changes to European Technical Standard Order (ETSO) AMC & GM to Part 21 — Issue 1, Amendment 5 view
22/11/2007 AMC & GM to Part 21 — Issue 1, Amendment 4 view
04/04/2007 AMC & GM to Part 21 — Issue 1, Amendment 3 view
02/04/2007 AMC & GM to Part 21 — Issue 1, Amendment 2 view
20/12/2006 AMC & GM to Part 21 — Issue 1, Amendment 1 view
17/10/2003 AMC & GM to Part 21 — Initial Issue view
Part 21 Light
Publication date Title
20/10/2023 AMC & GM to Part 21 Light — Issue 1 view
Certification Specification (CS)
AMC-20 General Acceptable Means of Compliance for Airworthiness of Products, Parts and Appliances
Publication date Title
26/01/2022 AMC 20-136A Aircraft electrical and electronic system lightning protection; AMC 20-158A Aircraft electrical and electronic system high-intensity radiated fields (HIRF) protection; AMC 20-193 Use of multi-core processors (MCPs) AMC-20 Amendment 23 view
28/05/2021 Instructions for continued airworthiness (ICAs); installation of parts without an EASA Form 1; Ageing aircraft structures AMC-20 Amendment 22 view
23/04/2021 AMC-20 Amendment 21 view

The file was replaced on 12/05/2021. The corrections are highlighted in yellow

17/12/2020 Ageing aircraft structures; Reduction of runway excursions; Conversion of class D compartments AMC-20 Amendment 20 view
23/07/2020 AMC-20 Amendment 19 view

File replaced on 29/07/2020. In AMC 20-8A, in Section 4(a), ‘[…] such a list is provided in Section 8.’ is corrected to read ‘[…] such a list is provided in Section 9.’

01/07/2020 AMC-20 Amendment 18 view
30/04/2019 AMC-20 Amendment 17 (Preamble) view
27/02/2019 Airworthiness considerations for Electronic Flight Bags (EFBs) AMC-20 Amendment 16 view
27/08/2018 AMC 20-170 ‘Integrated modular avionics (IMA)’ AMC-20 Amendment 15 view
24/10/2017 Airborne software development assurance using EUROCAE ED-12 and RTCA DO-178 AMC-20 Amendment 14 view

Annex II to ED Decision 2017-020-R (AMC 20-115D) replaced on 07/11/2017 without change to its content

 

15/07/2015 High-Intensity Radiated Fields (HIRF) and Lightning AMC-20 Amendment 13 view