Airworthiness Office
The Airworthiness Office monitors the maintenance and airworthiness standards of all Hong Kong registered aircraft. With a team of experienced Airworthiness Officers, the office carries out regular AOC line station audits, approved maintenance and design/production organisation audits, and aircraft surveys locally in Hong Kong as well as in cities in the Mainland, India, Middle East, other parts of Asia, Europe and the United States, for continual monitoring of AOC holders, approval of maintenance and design/production organisations and issue of Certificates of Airworthiness for Hong Kong registered aircraft.
Airworthiness Officers conduct routine aircraft inspection.
The Airworthiness Office continued to monitor all Hong Kong approved aircraft and aircraft component maintenance organisations regularly through hangar surveys, company audits and product audits. As of 31 March 2018, there were 30 Hong Kong approved maintenance organisations. Major maintenance companies, including Hong Kong Aircraft Engineering Company Limited (HAECO), Hong Kong Aero Engine Services Limited, and Taikoo (Xiamen) Aircraft Engineering Company Limited, are regulated through rolling audits and regular visits.
As of 31 March 2018, there were five HKAR-147 Aircraft Maintenance Training Organisations located in Hong Kong and the Mainland which were approved to provide basic and specific aircraft type training for the maintenance of Hong Kong registered aircraft.
Design and Production of Aircraft and Related Products/Parts
As of 31 March 2018, eleven HKAR-21 Design and Production Organisations were approved to provide certification of aircraft related products/parts including their design and production.
As of 31 March 2018, there were eight HKAR-183 Organisations approved to carry out airworthiness related activities in support of the issue of Certificates of Airworthiness to aircraft.
Airworthiness Office Statistics
(between 1 April 2017 and 31 March 2018)
| Certificate of Airworthiness issued | 26 |
| Certificate of Airworthiness renewed | 271 |
| Certificate of Airworthiness withdrawn | 18 |
| Major Modification approved | 12 |
| Approved Aircraft Maintenance Organisations | 30 |
| Approved Aircraft Maintenance Training Organisations | 5 |
| Approved Design and Production Organisations | 11 |
| Approved HKAR-183 Organisations | 8 |
