We use necessary cookies to make our website work. We'd also like to use optional cookies to understand how you use it, and to help us improve it.

For more information, please read our cookie policy.

UK Civil Aviation Authority

We would like to hear from you

The CAA is committed to improving how we deliver services, help us by completing a short survey about your experiences today

Approval of Non-Part 21 engines

List of UK Type Approval Data Sheets and Type Certificate Data Sheets for Non-Part 21 engines.

Non-Part 21 engine type approval may be covered either by a Type Certificate with associated Type Certificate Data Sheet (TCDS) or Type Approval Data Sheet (TADS) and/or an Airworthiness Approval Note (AAN).

Search for an Airworthiness Approval Note (AAN).

Approved non-Part 21 engine UK TADSs and TCDSs are listed on this page.