Welcome To Civil Aviation Administration, MOTC R.O.C.

The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.

Note: Select「+」icon to explore the Applicability of AD and Click CAA AD Number to show more detailed AD information.

CAA AD Number	Issue Date	Aeronautics Authority of Original AD	Original AD Number	Applicability	Download
CAA-2021-04-006(已被CAA-2023-03-005取代)	2021/04/12	FAA	2021-07-09	Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes, certificated in any category.
CAA-2021-04-005(已被CAA-2025-02-001取代)	2021/04/12	FAA	2021-07-13	Pacific Scientific Company rotary buckle assembly (buckle), part numbers (P/Ns) 1111430 and 1111475, all dash numbers. These buckles may be installed on but not limited to Bombardier Inc., Learjet Inc., Mitsubishi Heavy Industries, Ltd., Textron Aviation, Inc. (Type Certificate (TC) previously held by Cessna Aircraft Company), and Viking Air Limited (TC previously held by de Havilland, Inc.) model airplanes and Airbus Helicopters (TC previously held by Eurocopter France) model helicopters, certificated in any category.
CAA-2021-04-004	2021/04/08	Transport Canada Civil Aviation	CF-2021-13	model CL-600-1A11, CL-600-2A12 and CL-600-2B16 aeroplanes, equipped with Cox & Co. 3043 or 3044 series ribbon heater(s).
CAA-2021-04-003	2021/04/07	Japan CAB	TCD-6982A-2021	Kawasaki BK117, BK117 A-3, BK117 A-4, BK117 B-1, BK117 B-2 and BK117 C-1 helicopters
CAA-2021-04-002	2021/04/07	EASA	2021-0094	Model E4 and E4P engines, all serial numbers (s/n). These engines are known to be installed on, but not limited to, Diamond Aircraft Industries DA 40 NG, DA 42 NG, DA 42 M-NG and DA 62 aeroplanes.
CAA-2021-03-010	2021/03/29	FAA	2021-05-18	International Aero Engines - V2500-A1, V2522-A5, V2524-A5, V2525-D5, V2527-A5, V2527E-A5, V2527M-A5, V2528-D5, V2530-A5, V2531-E5, and V2533-A5 model turbofan engines.
CAA-2021-03-008	2021/03/29	FAA	2021-06-10	Model 747-100, -100B, -100B SUD, -200B, -200C, -200F, -300, -400, -400D, -400F, 747SR, 747SP, -8F, and -8 series airplanes. Model 767-200, -300, -300F, -400ER, and -2C series airplanes.
CAA-2021-03-007	2021/03/26	EASA	2021-0085	Airbus A350-941 and A350-1041 aeroplanes, all manufacturer serial numbers.
CAA-2021-03-006	2021/03/17	EASA	2021-0071	Airbus A330-323, A330-342 and A330-343 aeroplanes, all manufacturer serial numbers.
CAA-2021-02-015A	2021/03/16	EASA	2021-0055R1	Model E4 and E4P engines, all serial numbers (s/n) as listed in Austro Engine Service Bulletin (SB) MSB-E4-030 Revision 2. These engines are known to be installed on, but not limited to, Diamond Aircraft Industries DA 40 NG, DA 42 NG, DA 42 M-NG and DA 62 aeroplanes.