Information about Registered aircraft operators Learn how to add or cancel a registered aircraft operator. Aircraft registration changes Find out how to change, transfer or cancel your aircraft registration. Registered aircraft search You can search our register for details on registered aircraft. Your registration certificate Use the form to request a copy of your registration certificate. Registered aircraft data files Learn how you can access the data files of registered aircraft in Australia. Deceased estates Find out what you need to do when a registration holder or registered operator dies. Irrevocable deregistration and export request authorisation (IDERA) Learn how we apply these international rules and what you need to know. Ferry flight registrations Learn the rules that apply to ferry flight certificates of registration. How to register your aircraft Register your aircraft Learn how to register an aircraft, and your responsibilities as a registered operator. Find out about registration marks Registration marks Learn about aircraft dealer's marks and who can register or change a mark.