# Airworthiness directives: TCDS H11EU

A list on [TCDS H11EU](https://openairdocs.org/tcds/H11EU.md).

ADs whose products are models on this data sheet, matched by model and maker. Those in force first, newest first.

Page 1 of 3 · 131 ADs

- [AD 2026-20-03](https://openairdocs.org/ad/2026-20-03.md): Placards and Markings · Effective Nov 5, 2026
- [AD 2026-20-08](https://openairdocs.org/ad/2026-20-08.md): Tail rotor drive system · Effective Nov 5, 2026
- [AD 2026-16-03](https://openairdocs.org/ad/2026-16-03.md): Tail Rotor Drive System · Effective Sep 17, 2026
- [AD 2026-09-15](https://openairdocs.org/ad/2026-09-15.md): Tail rotor head · Effective Jul 21, 2026 · Supersedes AD 2023-01-04
- [AD 2026-10-16](https://openairdocs.org/ad/2026-10-16.md): Time Limits/Maintenance Checks · Effective Jul 21, 2026 · Supersedes AD 2022-19-13
- [AD 2026-12-03](https://openairdocs.org/ad/2026-12-03.md): Main rotor gearbox · Effective Jul 14, 2026 · Supersedes AD 2025-06-04
- [AD 2026-05-09](https://openairdocs.org/ad/2026-05-09.md): Powerplant/Engine Drains · Effective Mar 25, 2026
- [AD 2025-24-04](https://openairdocs.org/ad/2025-24-04.md): Vertical Stabilizer, Spar/Rib Structure · Effective Jan 12, 2026 · Supersedes AD 2021-20-16
- [AD 2025-24-06](https://openairdocs.org/ad/2025-24-06.md): Cabin Equipment/Furnishings · Effective Jan 12, 2026
- [AD 2025-09-13](https://openairdocs.org/ad/2025-09-13.md): Doors · Effective Jul 7, 2025
- [AD 2025-03-02](https://openairdocs.org/ad/2025-03-02.md): Flight compartment equipment · Effective Mar 7, 2025
- [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07.md): Emergency Equipment; Emergency Flotation Section · Effective Dec 5, 2024
- [AD 2024-15-08](https://openairdocs.org/ad/2024-15-08.md): Main Rotor Blades · Effective Oct 15, 2024
- [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07.md): Ground Proximity System · Effective Jun 22, 2023 · Supersedes AD 2021-23-13
- [AD 2023-03-13](https://openairdocs.org/ad/2023-03-13.md): Tail Rotor Drive System · Effective Mar 31, 2023
- [AD 2022-11-18](https://openairdocs.org/ad/2022-11-18.md): Engine Cowling System · Effective Jul 13, 2022
- [AD 2022-10-51](https://openairdocs.org/ad/2022-10-51.md): Flight Control System · Emergency AD · Effective Jun 7, 2022
- [AD 2021-03-16 R1](https://openairdocs.org/ad/2021-03-16-R1.md): Passenger/Crew Doors · Effective Mar 24, 2022 · Supersedes AD 2021-03-16
- [AD 2022-01-01](https://openairdocs.org/ad/2022-01-01.md): Main Rotor System · Effective Mar 7, 2022
- [AD 2021-24-03](https://openairdocs.org/ad/2021-24-03.md): Rotorcraft Flight Control · Effective Jan 13, 2022
- [AD 2021-17-17](https://openairdocs.org/ad/2021-17-17.md): Cabin Equipment/Furnishings · Effective Nov 22, 2021
- [AD 2021-20-06](https://openairdocs.org/ad/2021-20-06.md): Turbine section · Effective Nov 22, 2021
- [AD 2021-19-09](https://openairdocs.org/ad/2021-19-09.md): Cabin Equipment/Furnishings · Effective Nov 4, 2021 · Supersedes AD 2020-24-03
- [AD 2021-16-16](https://openairdocs.org/ad/2021-16-16.md): Rotorcraft Flight Control · Effective Oct 13, 2021
- [AD 2021-16-11](https://openairdocs.org/ad/2021-16-11.md): Tail Rotor Control System · Effective Oct 6, 2021
- [AD 2021-14-07](https://openairdocs.org/ad/2021-14-07.md): Cabin Equipment/Furnishings · Effective Aug 19, 2021 · Supersedes AD 2003-25-01
- [AD 2021-07-15](https://openairdocs.org/ad/2021-07-15.md): Tail Rotor Drive Shaft · Effective May 7, 2021 · Supersedes AD 82-20-05
- [AD 2021-05-09](https://openairdocs.org/ad/2021-05-09.md): Tail Rotor Control System · Effective Apr 16, 2021 · Supersedes AD 2018-15-02
- [AD 2021-04-13](https://openairdocs.org/ad/2021-04-13.md): Main Rotor Mast Inner Race Rings · Effective Apr 14, 2021
- [AD 2021-04-17](https://openairdocs.org/ad/2021-04-17.md): Tail Rotor Blades · Effective Mar 23, 2021
- [AD 2020-22-20](https://openairdocs.org/ad/2020-22-20.md): Main Rotor Gearbox · Effective Dec 14, 2020
- [AD 2020-20-14](https://openairdocs.org/ad/2020-20-14.md): Rotorcraft Servo System · Effective Oct 23, 2020
- [AD 2015-17-01 R1](https://openairdocs.org/ad/2015-17-01-R1.md): Tail Rotor · Effective Sep 11, 2020 · Supersedes AD 2015-17-01
- [AD 2020-09-02](https://openairdocs.org/ad/2020-09-02.md): Cabin Equipment/Furnishings · Effective May 29, 2020 · Supersedes AD 2017-16-04
- [AD 2020-09-01](https://openairdocs.org/ad/2020-09-01.md): Main Rotor Gearbox · Effective May 28, 2020 · Supersedes AD 2008-24-04
- [AD 2020-02-23](https://openairdocs.org/ad/2020-02-23.md): Landing gear · Effective Feb 28, 2020
- [AD 2018-19-10](https://openairdocs.org/ad/2018-19-10.md): Tail Rotor Driveshaft · Effective Oct 30, 2018
- [AD 2018-02-02](https://openairdocs.org/ad/2018-02-02.md): Main Gearbox Mast · Effective Feb 12, 2018
- [AD 2016-25-20](https://openairdocs.org/ad/2016-25-20.md): Main Rotor Drive System · Effective Jan 31, 2017
- [AD 2016-25-28](https://openairdocs.org/ad/2016-25-28.md): Extinguishing System · Effective Jan 31, 2017
- [AD 2016-05-06](https://openairdocs.org/ad/2016-05-06.md): Rotorcraft tailboom · Effective Apr 8, 2016 · Supersedes AD 2014-07-52
- [AD 2015-17-11](https://openairdocs.org/ad/2015-17-11.md): Main Rotor System · Effective Sep 29, 2015
- [AD 2015-12-01](https://openairdocs.org/ad/2015-12-01.md): Fuel Flow Sensor · Effective Jul 14, 2015
- [AD 2014-05-10](https://openairdocs.org/ad/2014-05-10.md): Tail Rotor · Effective May 2, 2014 · Supersedes AD 2012-25-04
- [AD 2014-05-07](https://openairdocs.org/ad/2014-05-07.md): Tail Rotor Control System · Effective Apr 15, 2014 · Supersedes AD 2010-11-51
- [AD 2014-04-11](https://openairdocs.org/ad/2014-04-11.md): Tail rotor blades · Effective Apr 9, 2014
- [AD 2013-23-10](https://openairdocs.org/ad/2013-23-10.md): Fuselage Miscellaneous Structure · Effective Dec 30, 2013 · Supersedes AD 2010-21-01
- [AD 2013-23-09](https://openairdocs.org/ad/2013-23-09.md): Doors · Effective Dec 27, 2013
- [AD 2013-16-03](https://openairdocs.org/ad/2013-16-03.md): Tail Rotor Gearbox · Effective Oct 22, 2013
- [AD 2013-17-01](https://openairdocs.org/ad/2013-17-01.md): Tail rotor control system · Effective Oct 9, 2013

Next page: https://openairdocs.org/tcds/H11EU/ads.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT d.ad_number, d.status, d.subject, d.effective_date
FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_directive_product.parquet' WHERE tcds_number = 'H11EU')
ORDER BY d.status = 'Historical', coalesce(d.effective_date, d.publication_date) DESC
```

This list as a web page: https://openairdocs.org/tcds/H11EU/ads

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