| 2025-18-04 | Airbus Helicopters Deutschland GmbH Helicopters | Oct 21, 2025 | Airframe (EC135T3) |
| 2025-13-06 | Tail Rotor Control System | Jul 18, 2025 | Airframe (EC135T3)Certain serial numbers: 0001–1999 |
| 2025-13-07 | Engine Fuel and Control | Aug 6, 2025 | Engine (ARRIUS 2B2) |
| 2025-04-10 | Emergency equipment | Mar 24, 2025 | Airframe (EC135T3) |
| 2024-20-07 | Various Helicopters | Dec 5, 2024 | Airframe (EC135T3)Only with: Only helicopters modified by the applicable STC (SR00831LA, SR00780LA, SR01687LA, SR00856LA, SR01855LA, SR02244LA, SR01779LA, SR01459LA, SR01535LA, SR00932LA, SR02049LA, SR02484LA, or SR01902LA). |
| 2024-17-01 | Airbus Helicopters Deutschland GmbH (AHD) Helicopters | Nov 4, 2024 | Airframe (EC135T3) |
| 2024-04-01 | Airbus Helicopters Deutschland GmbH (AHD) Helicopters | Apr 19, 2024 | Airframe (EC135T3) |
| 2024-04-10 | Airbus Helicopters Deutschland GmbH (AHD) Helicopters | Mar 19, 2024 | Airframe (EC135T3) |
| 2023-05-09 | Airbus Helicopters Deutschland GmbH (AHD) Helicopters | Mar 31, 2023 | Airframe (EC135T3)Only with: Model EC135P3 and EC135T3 helicopters only with Helionix installed (EC135P3H/EC135T3H designations). |
| 2022-17-01 | Airbus Helicopters Deutschland GmbH (AHD) Helicopters | Sep 27, 2022 | Airframe (EC135T3)Certain serial numbers: 0008–0869. Only with: Excludes S/N 0831 and S/N 0864. |
| 2022-10-51 | Airbus Helicopters and Airbus Helicopters Deutschland GmbH (AHD) Helicopters | Jun 7, 2022 | Airframe (EC135T3) |
| 2021-26-26 | Engine Controls | Feb 23, 2022 | Engine (ARRIUS 2B2)Only with: Engines with an installed EECU P/N 70EMF01080 or 70EMF01090 (Arrius 2B1 without overspeed protection TU 19C), P/N 70EMF01100 or 70EMF01120 (Arrius 2B1 with overspeed protection TU 67C or TU 23C), P/N 70EMH01000 or 70EMH01010 (Arrius 2B1A), or P/N 70EMM01000 (Arrius 2B2). |
| 2021-24-17 | Airbus Helicopters Deutschland GmbH Helicopters | Jan 18, 2022 | Airframe (EC135T3)Only with: Tail rotor blade P/N L642A2002101, L642A2002103, L642A2002104, L642A2002111, or L642A2002112 installed. |
| 2021-21-01 | Cabin Equipment/Furnishings | Dec 10, 2021 | Airframe (EC135T3)Certain serial numbers: …–1276. Only with: With an affected hoist as identified in EASA AD 2021-0011, dated January 12, 2021. |
| 2021-17-17 | Airworthiness Directives; Airbus Helicopters and Airbus Helicopters Deutschland GmbH… | Nov 22, 2021 | Airframe (EC135T3)Only with: With an affected part as defined in EASA AD 2020-0064, dated March 19, 2020, installed. |
| 2021-16-10 | Tail Rotor Blades | Oct 13, 2021 | Airframe (EC135T3)Only with: Tail rotor blade P/N L642A2002101, L642A2002103, L642A2002104, L642A2002111, or L642A2002112 installed. |
| 2021-17-05 | Safran Helicopter Engines, S.A. (Type Certificate Previously Held by Turbomeca S.A.)… | Oct 12, 2021 | Engine (ARRIUS 2B2) |
| 2021-13-05 | Airbus Helicopters Deutschland GmbH Helicopters | Aug 11, 2021 | Airframe (EC135T3)Certain serial numbers: …–1254. Only with: S/N up to and including 1254, except S/N 1235. |
| 2021-09-07 | Rotorcraft Flight Control | May 10, 2021 | Airframe (EC135T3)Only with: With longitudinal single-axis actuator P/N L673M20A1008 or L673M30A2111, collective single-axis actuator P/N L673M20A1012, L673M30A1211, or E673M30A1201, or lateral single-axis actuator P/N L673M20A1011 or L673M30A2311 installed. |
| 2021-03-04 | Airbus Helicopters Deutschland GmbH Helicopters | Mar 29, 2021 | Airframe (EC135T3)Only with: Titanium bolt P/N L535M2001203 marked with manufacturer monogram "D" or with an illegible monogram installed on the forward tail rotor drive shaft. |
| 2020-26-03 | Airbus Helicopters Deutschland GmbH Helicopters | Jan 22, 2021 | Airframe (EC135T3) |
| 2020-22-04 | Airbus Helicopters Deutschland GmbH | Nov 18, 2020 | Airframe (EC135T3) |
| 2018-07-17 | Turbine Section | Apr 27, 2018 | Engine (ARRIUS 2B2)Serial numbers per Appendix 2.1 of Safran Helicopter Engines MSB No. A319 72 2854, Version A, dated February 9, 2018. Only with: Power turbine wheel (PTW) assembly with a serial number listed in the MSB appendix installed. |
| 2018-07-01 | Airbus Helicopters Deutschland GmbH (Type Certificate Previously Held by Eurocopter… | May 3, 2018 | Airframe (EC135T3)Serial numbers per Table 1 of Airbus Helicopters Alert Service Bulletin EC135-63A-017, Revision 2, dated December 5, 2016. Only with: Main transmission FS108 housing upper part P/N 4649 301 034, 4649 301 067, or 4649 301 088 installed, with a serial number listed in Table 1 of ASB EC135-63A-017. |