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Other State of Design

Airworthiness Directives (ADs) are issued to address unsafe conditions.

Aircraft on the Thai Register are required to comply with applicable ADs in accordance with Requirement of The Civil Aviation Authority of Thailand No.89 attach with TCAR AIR Part-39. 

Additionally, Airworthiness Directive (AD) issued by CAAT for products, parts and appliances where Thailand are either state of register or state of design or state of design of modification in accordance with Air Navigation Act (BE 2497) Section 41/82 are required to be complied.

The list of all active ADs is provided in the following Table.

Total : 1090
AD NO.
2025-05-10
SUBJECT
Air Transport Association (ATA) of America Code 27, Flight Controls; 28, Fuel; 32, Landing Gear; 52,Doors; 53, Fuselage; 54, Nacelles/Pylons; 55, Stabilizers; 57, Wings.
APPLICABILITY
This AD applies to The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F seriesairplanes, certificated in any category, with an original airworthiness certificate or original exportcertificate of airworthiness issued before September 5, 2024.
ISSUED BY
FAA
AD NO.
2025-0074
SUBJECT
ATA 57 – Wings – Wing Landing Gear Attachment – Inspection / Repair / Replacement
APPLICABILITY
Airbus A380-841, A380-842 and A380-861 aeroplanes, all manufacturer serial numbers (MSN)
ISSUED BY
EASA
AD NO.
2025-06-04
SUBJECT
Joint Aircraft System Component (JASC) Code: 6320, Main Rotor Gearbox.
APPLICABILITY
This AD applies to all Airbus Helicopters Model AS350B, AS350B1, AS350B2, AS350B3, AS350BA,AS350D, AS355E, AS355F, AS355F1, AS355F2, AS355N, AS355NP, EC130B4, and EC130T2helicopters, certificated in any category.
ISSUED BY
FAA
AD NO.
2025-0073
SUBJECT
ATA 55 – Stabilizers – Horizontal Tail Plane Lateral Load Fitting Bushings – Inspection
APPLICABILITY
Airbus A350-941 and A350-1041 aeroplanes, all manufacturer serial numbers, except those on which Airbus modification (mod) 114806 has been embodied in production.
ISSUED BY
EASA
AD NO.
2025-05-14
SUBJECT
Air Transport Association (ATA) of America Code 36, Pneumatic.
APPLICABILITY
This AD applies to all Airbus SAS Model A350-941 and A350-1041 airplanes, certificated in anycategory.
ISSUED BY
FAA
AD NO.
2025-0072
SUBJECT
ATA 05 – Time Limits / Maintenance Checks – Engine Time Limits Manual – Amendment
APPLICABILITY
RB211 Trent 875-17, Trent 877-17, Trent 884-17, Trent 884B-17, Trent 892-17, Trent 892B-17 and Trent 895-17 engines, all serial numbers. These engines are known to be installed on, but not limited to, Boeing 777 series aeroplanes.
ISSUED BY
EASA
AD NO.
2025-0071
SUBJECT
ATA 53 – Fuselage – Central Windshield Frame – Inspection
APPLICABILITY
A330-201, A330-202, A330-203, A330-223, A330-223F, A330-243, A330-243F, A330-301, A330-302, A330-303, A330-321, A330-322, A330-323, A330-341, A330-342, A330-343, A330-841 and A330-941 aeroplanes, manufacturer serial numbers (MSN) as listed in Appendix 1 of this AD.
ISSUED BY
EASA
AD NO.
G-2025-0001-E
SUBJECT
Hot Air Balloons – Cylinders fitted with PRV adaptor CB8426– Inspect for Cracking
APPLICABILITY
Cylinders fitted with PRV adaptor CB8426 including, but not limited to the below cylinder models: Thunder & Colt: V20-100-00/CB8420, 830922-1, V30-100-00/CB8430, V40-100-00/CB8440 Sky: A0/V30, A0/V40 Lindstrand: V20/CY-020-A-001, V30/CY-030-A-001, V40/CY-040-A-001, T30/CY-050-A-001
ISSUED BY
UK CAA
AD NO.
2025-06-12
SUBJECT
Air Transport Association (ATA) of America Code 22, Auto flight.
APPLICABILITY
This AD applies to The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F seriesairplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 777-22A0046 RB, dated October 25, 2022.
ISSUED BY
FAA
AD NO.
2025-06-11
SUBJECT
Air Transport Association (ATA) of America Code 55, Stabilizers.
APPLICABILITY
This AD applies to ATR—GIE Avions de Transport Régional Model ATR42-500 and ATR72-212Aairplanes, certificated in any category, as identified in European Union Aviation Safety Agency (EASA)AD 2024-0171, dated August 27, 2024 (EASA AD 2024-0171).
ISSUED BY
FAA
AD NO.
2025-06-10
SUBJECT
Air Transport Association (ATA) of America Code 55, Stabilizers.
APPLICABILITY
This AD applies to The Boeing Company Model 787-8, 787-9, and 787-10 airplanes, certificated in anycategory, as identified in Boeing Alert Requirements Bulletin B787-81205-SB550013-00 RB, Issue001, dated August 30, 2024.
ISSUED BY
FAA
AD NO.
2025-0069
SUBJECT
ATA 05 – Time Limits / Maintenance Checks – Engine Time Limits Manual – Amendment
APPLICABILITY
RB211 Trent 970-84, 970B-84, 972-84, 972B-84, 972E-84, 977-84, 977B-84 and 980-84 engines, all serial numbers. These engines are known to be installed on, but not limited to, Airbus A380 aeroplanes.
ISSUED BY
EASA
AD NO. SUBJECT APPLICABILITY ISSUED BY
2025-05-10 Air Transport Association (ATA) of America Code 27, Flight Controls; 28, Fuel; 32, Landing Gear; 52,Doors; 53, Fuselage; 54, Nacelles/Pylons; 55, Stabilizers; 57, Wings. This AD applies to The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F seriesairplanes, certificated in any category, with an original airworthiness certificate or original exportcertificate of airworthiness issued before September 5, 2024.
FAA
2025-0074 ATA 57 – Wings – Wing Landing Gear Attachment – Inspection / Repair / Replacement Airbus A380-841, A380-842 and A380-861 aeroplanes, all manufacturer serial numbers (MSN)
EASA
2025-06-04 Joint Aircraft System Component (JASC) Code: 6320, Main Rotor Gearbox. This AD applies to all Airbus Helicopters Model AS350B, AS350B1, AS350B2, AS350B3, AS350BA,AS350D, AS355E, AS355F, AS355F1, AS355F2, AS355N, AS355NP, EC130B4, and EC130T2helicopters, certificated in any category.
FAA
2025-0073 ATA 55 – Stabilizers – Horizontal Tail Plane Lateral Load Fitting Bushings – Inspection Airbus A350-941 and A350-1041 aeroplanes, all manufacturer serial numbers, except those on which Airbus modification (mod) 114806 has been embodied in production.
EASA
2025-05-14 Air Transport Association (ATA) of America Code 36, Pneumatic. This AD applies to all Airbus SAS Model A350-941 and A350-1041 airplanes, certificated in anycategory.
FAA
2025-0072 ATA 05 – Time Limits / Maintenance Checks – Engine Time Limits Manual – Amendment RB211 Trent 875-17, Trent 877-17, Trent 884-17, Trent 884B-17, Trent 892-17, Trent 892B-17 and Trent 895-17 engines, all serial numbers. These engines are known to be installed on, but not limited to, Boeing 777 series aeroplanes.
EASA
2025-0071 ATA 53 – Fuselage – Central Windshield Frame – Inspection A330-201, A330-202, A330-203, A330-223, A330-223F, A330-243, A330-243F, A330-301, A330-302, A330-303, A330-321, A330-322, A330-323, A330-341, A330-342, A330-343, A330-841 and A330-941 aeroplanes, manufacturer serial numbers (MSN) as listed in Appendix 1 of this AD.
EASA
G-2025-0001-E Hot Air Balloons – Cylinders fitted with PRV adaptor CB8426– Inspect for Cracking Cylinders fitted with PRV adaptor CB8426 including, but not limited to the below cylinder models: Thunder & Colt: V20-100-00/CB8420, 830922-1, V30-100-00/CB8430, V40-100-00/CB8440 Sky: A0/V30, A0/V40 Lindstrand: V20/CY-020-A-001, V30/CY-030-A-001, V40/CY-040-A-001, T30/CY-050-A-001
UK CAA
2025-06-12 Air Transport Association (ATA) of America Code 22, Auto flight. This AD applies to The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F seriesairplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 777-22A0046 RB, dated October 25, 2022.
FAA
2025-06-11 Air Transport Association (ATA) of America Code 55, Stabilizers. This AD applies to ATR—GIE Avions de Transport Régional Model ATR42-500 and ATR72-212Aairplanes, certificated in any category, as identified in European Union Aviation Safety Agency (EASA)AD 2024-0171, dated August 27, 2024 (EASA AD 2024-0171).
FAA
2025-06-10 Air Transport Association (ATA) of America Code 55, Stabilizers. This AD applies to The Boeing Company Model 787-8, 787-9, and 787-10 airplanes, certificated in anycategory, as identified in Boeing Alert Requirements Bulletin B787-81205-SB550013-00 RB, Issue001, dated August 30, 2024.
FAA
2025-0069 ATA 05 – Time Limits / Maintenance Checks – Engine Time Limits Manual – Amendment RB211 Trent 970-84, 970B-84, 972-84, 972B-84, 972E-84, 977-84, 977B-84 and 980-84 engines, all serial numbers. These engines are known to be installed on, but not limited to, Airbus A380 aeroplanes.
EASA

Contact

NoEnquiry TopicEmail Point of Contact
1Aircraft Registration and De-Registration[email protected]
2Certification of Design and Production of Aircraft (DOA/POA), including:
– Aircraft Modification and Repair Approval
– Aircraft Type Certificate (TC) / Supplemental Type – Certificate (STC) Validation
– Aircraft Noise Certificate
[email protected]
3Certification of Airworthiness for Air Operator Certificate (AOC) Holders[email protected]
4Certification of Airworthiness for Non-Air Operator Certificate (Non-AOC) Holders (I.E. GA Aircraft)[email protected]
5Certification of Approved Maintenance Organisation (AMO)[email protected]
6Any Other Matters Not Covered Above[email protected]