Information about Registration process Find out how to register your aircraft on the Australian Civil Aircraft Register. Letters of authority for aircraft registration Learn when you need a letter of authority for registration, and who can sign it. Register an imported aircraft Learn how to register an imported aircraft in Australia. Register a glider Find out how to register a glider and what documents you need to provide. Registration by joint owners and trusts Find out who can and can't be a registration holder for an aircraft. Registration responsibilities Learn about your responsibilities for the airworthiness and maintenance control of your aircraft. Proof of ID Find out what identification documents you need to provide to register your aircraft. Also see Part 47 of CASR Part 47 sets out the rules for aircraft owners to register, transfer and cancel aircraft registration, assigning registration marks and dealer marks. Find a registered aircraft Search for aircraft registered on the Australian civil aircraft register.