The WebPages listed in the menu bar contain further information regarding the aircraft equipment categories specified.

Explained are the certification requirements set for the operation of each equipment type.

Links to the relevant application forms and to guidance information have also been included. 

Applying for Equipment Approval

For approval of equipment to be installed in non-EASA aircraft, CAA Form AD 70, together with the appropriate fee, should be sent to Aircraft Certification - Engineering Section. Details of costs can be found in the CAA Scheme of Charges.

For approval of equipment to be installed in EASA aircraft, applications must be made directly to EASA.

CAP 747 - 'Mandatory Requirements for Airworthiness' contains the list of specific EASA and non-EASA aircraft types. 

Further Information

Joint Technical Standard Order (JTSO) Authorisations - JAA Website

European Technical Standard Order (ETSO) Authorisations - EASA Website