Aircraft certification Aircraft flight testing Find out why new aircraft or changes to an existing aircraft results in flight testing. Australian manufactured aircraft View a list of aircraft manufactured in Australia and their type certificate. Experimental flight test planning Find out how flight tests specialists plan and conduct experimental flight tests to support certification compliance. Experimental flight test reporting Find out about the final phase of the experimental flight test and the process of reporting. Part 21 of CASR Part 21 of CASR sets out the certification and airworthiness requirements for aircraft and parts. Register of supplemental type certificates View our register of Australian supplemental type certificates. Supplemental type certificate If you're changing the design of a type-certified aircraft you need a supplemental type certificate. Type acceptance certificate Find out how to apply for a a type acceptance certificate (TAC) for imported aircraft. Type certificate Learn how aircraft type certificates confirm that aircraft type designs meet required design standards. Show more Show more Show less Also see Design and manufacturing Learn about design approvals, approved design approvers, and finding a service, supplier or aircraft type. Show more Show less