19 Mar 2021 Official Publication Part 21 - Airworthiness and Environmental Certification Issue 02 Read More Read More AMC file [pdf] AMC & GM to Part 21 — Issue 2, Amendment 11 The file was replaced on 19/03/2021. The correction is highlighted with yellow. Related ED Decision ED Decision 2021/001/R Explanatory Note [external] Explanatory Note to ED Decision 2021/001/R