1. EN 4179 as revised Aerospace Series – Qualification and Approval of NDT Personnel
2. NAS 410 as revised NAS Certification & Qualification of Non-destructive Test Personnel
3. EASA AMC 145.A.30 (f) [NDT] Personnel Requirements – Acceptable Means of Compliance
4. Part 66: Aircraft Maintenance Licensing
5. Part 145: Maintenance Organisations