The requirements of this OTAR Part cover:
(1) the maintenance of aircraft which are required to have a certificate of airworthiness issued under OTAR Part 21 Subpart E; and
(2) the release to service after maintenance of aircraft which are required to have a certificate of airworthiness issued under OTAR Part 21 Subpart E; and
(3) the maintenance and arrangements for the release for flight of aircraft operating under a Permit to Fly.