The authorisations are issued under Part 21 of CASR and covers a range of subject matter relating to PAs, including:
- production under Type Certificate only (TC) under Subpart 21.F of the Civil Aviation Safety Regulations 1998 (CASR)
- production Certificate (PC) under Subpart 21.G of CASR
- Australian Parts Manufacturer Approval (APMA) under Subpart 21.K of CASR
- Australian Technical Standard Order Authorisation (ATSOA) under Subpart 21.O of CASR
- other approvals approved under Subpart 21.K of CASR.