AC 120-54A

Change 1, editorial update

Advisory circular · Advanced Qualification Program

Approved
April 27, 2020
Last reviewed
July 24, 2023
This change
Editorial Update for Change 1 to AC 120-54A.
Family
AC 120-54 · 4 versions
Revision
A, change 1
14 CFR parts
119, 121, 135, 142

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.