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 : 252
AD NO.
2025-04-02
SUBJECT
Air Transport Association (ATA) of America Code 71, Powerplant.
APPLICABILITY
This AD applies to all The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ERseries airplanes, certificated in any category.
ISSUED BY
FAA
AD NO.
2025-04-01
SUBJECT
Air Transport Association (ATA) of America Code 71, Powerplant.
APPLICABILITY
This AD applies to all The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ERseries airplanes, certificated in any category.
ISSUED BY
FAA
AD NO.
CAAT-AD-36/2538 R1-CN
SUBJECT
CANCELLED: Overhaul and In-Service Maintenance Requirements for Aircraft Piston Engines and Accessories
APPLICABILITY
All Aircraft Piston Engines and Accessories
ISSUED BY
CAAT
AD NO.
CAAT-AD-38-2540-CN
SUBJECT
CANCELLED: Inoperative Instrument and Equipement
APPLICABILITY
All aircraft Type
ISSUED BY
CAAT
AD NO.
CAAT-AD-133/2538-CN
SUBJECT
CANCELLED: To ensure the integrity and accuracy of altimeters, airspeed indicaters, pilot and static systems, ATC transponders, compass systems and fuel quantity guages installed in aircraft
APPLICABILITY
All aircraft Type
ISSUED BY
CAAT
AD NO.
CAAT-AD-143/2539 R1-CN
SUBJECT
CANCELLED: To ensure the Continuing of Airworthiness of Aircraft
APPLICABILITY
All aircraft Type
ISSUED BY
CAAT
AD NO.
CAAT-AD-35/2538-CN
SUBJECT
CANCELLED: Time between overhaul all McCauley & Hartzell variable pitch propellers
APPLICABILITY
All McCauley & Hartzell variable pitch propellers
ISSUED BY
CAAT
AD NO.
2025-0052
SUBJECT
ATA 65 – Tail Rotor Drive – Fan Support Legs – Inspection / Replacement
APPLICABILITY
AS 355 E, AS 355 F, AS 355 F1, AS 355 F2 and AS 355 N helicopters, all serial numbers.
ISSUED BY
EASA
AD NO.
2025-0051
SUBJECT
ATA 25 – Equipment / Furnishings – Hoist – Replacement
APPLICABILITY
AH H160-B, EC 225 LP, EC 175 B, AS 365 N3 and AS 332 L2 helicopters, all serial numbers (s/n). AHD EC135 P1, EC135 P2, EC135 P2+, EC135 P3, EC135 T1, EC135 T2, EC135 T2+, EC135 T3, EC635 P2+, EC635 P3, EC635 T1, EC635 T2+ and EC635 T3 helicopters, all variants, all s/n. AHD MBB-BK117 C-2, MBB-BK117 D-2, MBB-BK117 D-3 and MBB-BK117 D-3m helicopters, all variants, all s/n. Leonardo AW109SP, AB139, AW139, AW169 and AW189 helicopters, all s/n.
ISSUED BY
EASA
AD NO.
2023-0167R1
SUBJECT
ATA 32 – Landing Gear – Main Landing Gear Axles – Inspection
APPLICABILITY
Airbus A330-201, A330-202, A330-203, A330-223, A330-223F, A330-243, A330-243F, A330-301, A330-302, A330-303, A330-323, A330-342, A330-343, A330-743L, A330-841 and A330-941 aeroplanes, all manufacturer serial numbers (MSN). Airbus A340-312 and A340-313 aeroplanes, all MSN.
ISSUED BY
EASA
AD NO.
2025-0050
SUBJECT
ATA 05 – Time Limits / Maintenance Checks – Engine Time Limits Manual – Amendment
APPLICABILITY
RB211 Trent 553-61, Trent 556-61, Trent 553A2-61, Trent 556A2-61 and Trent 560A2-61 engines. These engines are known to be installed on, but not limited to, Airbus A340-500 and Airbus A340-600 aeroplanes.
ISSUED BY
EASA
AD NO.
2025-0048-CN
SUBJECT
ATA 72 – CANCELLED: Engine – High Pressure Drum – Life Management
APPLICABILITY
RB211 Trent 768-60, 772-60 and 772B-60 engines. These engines are known to be installed on, but not limited to, Airbus A330 aeroplanes.
ISSUED BY
EASA
| AD NO. | SUBJECT | APPLICABILITY | ISSUED BY |
|---|---|---|---|
| 2025-04-02 | Air Transport Association (ATA) of America Code 71, Powerplant. | This AD applies to all The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ERseries airplanes, certificated in any category. |
FAA
|
| 2025-04-01 | Air Transport Association (ATA) of America Code 71, Powerplant. | This AD applies to all The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ERseries airplanes, certificated in any category. |
FAA
|
| CAAT-AD-36/2538 R1-CN | CANCELLED: Overhaul and In-Service Maintenance Requirements for Aircraft Piston Engines and Accessories | All Aircraft Piston Engines and Accessories |
CAAT
|
| CAAT-AD-38-2540-CN | CANCELLED: Inoperative Instrument and Equipement | All aircraft Type |
CAAT
|
| CAAT-AD-133/2538-CN | CANCELLED: To ensure the integrity and accuracy of altimeters, airspeed indicaters, pilot and static systems, ATC transponders, compass systems and fuel quantity guages installed in aircraft | All aircraft Type |
CAAT
|
| CAAT-AD-143/2539 R1-CN | CANCELLED: To ensure the Continuing of Airworthiness of Aircraft | All aircraft Type |
CAAT
|
| CAAT-AD-35/2538-CN | CANCELLED: Time between overhaul all McCauley & Hartzell variable pitch propellers | All McCauley & Hartzell variable pitch propellers |
CAAT
|
| 2025-0052 | ATA 65 – Tail Rotor Drive – Fan Support Legs – Inspection / Replacement | AS 355 E, AS 355 F, AS 355 F1, AS 355 F2 and AS 355 N helicopters, all serial numbers. |
EASA
|
| 2025-0051 | ATA 25 – Equipment / Furnishings – Hoist – Replacement | AH H160-B, EC 225 LP, EC 175 B, AS 365 N3 and AS 332 L2 helicopters, all serial numbers (s/n). AHD EC135 P1, EC135 P2, EC135 P2+, EC135 P3, EC135 T1, EC135 T2, EC135 T2+, EC135 T3, EC635 P2+, EC635 P3, EC635 T1, EC635 T2+ and EC635 T3 helicopters, all variants, all s/n. AHD MBB-BK117 C-2, MBB-BK117 D-2, MBB-BK117 D-3 and MBB-BK117 D-3m helicopters, all variants, all s/n. Leonardo AW109SP, AB139, AW139, AW169 and AW189 helicopters, all s/n. |
EASA
|
| 2023-0167R1 | ATA 32 – Landing Gear – Main Landing Gear Axles – Inspection | Airbus A330-201, A330-202, A330-203, A330-223, A330-223F, A330-243, A330-243F, A330-301, A330-302, A330-303, A330-323, A330-342, A330-343, A330-743L, A330-841 and A330-941 aeroplanes, all manufacturer serial numbers (MSN). Airbus A340-312 and A340-313 aeroplanes, all MSN. |
EASA
|
| 2025-0050 | ATA 05 – Time Limits / Maintenance Checks – Engine Time Limits Manual – Amendment | RB211 Trent 553-61, Trent 556-61, Trent 553A2-61, Trent 556A2-61 and Trent 560A2-61 engines. These engines are known to be installed on, but not limited to, Airbus A340-500 and Airbus A340-600 aeroplanes. |
EASA
|
| 2025-0048-CN | ATA 72 – CANCELLED: Engine – High Pressure Drum – Life Management | RB211 Trent 768-60, 772-60 and 772B-60 engines. These engines are known to be installed on, but not limited to, Airbus A330 aeroplanes. |
EASA
|
Contact
| No | Enquiry Topic | Email Point of Contact |
|---|---|---|
| 1 | Aircraft Registration and De-Registration | [email protected] |
| 2 | Certification 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] |
| 3 | Certification of Airworthiness for Air Operator Certificate (AOC) Holders | [email protected] |
| 4 | Certification of Airworthiness for Non-Air Operator Certificate (Non-AOC) Holders (I.E. GA Aircraft) | [email protected] |
| 5 | Certification of Approved Maintenance Organisation (AMO) | [email protected] |
| 6 | Any Other Matters Not Covered Above | [email protected] |