Data / Federal rules / 2025-17516
Airworthiness Directives; Costruzioni Aeronautiche Tecnam S.p.A. Airplanes
The Federal Aviation Administration published this final rule in the Federal Register on September 11, 2025. It took effect on September 26, 2025.
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What the agency says
The FAA is adopting a new airworthiness directive (AD) for certain Costruzioni Aeronautiche Tecnam S.p.A. (Tecnam) Model P-Mentor airplanes. This AD was prompted by the failure of the pilot seat locking mechanism. This AD requires an initial and repetitive inspections of the seat rails of pilot and co-pilot seats and completing corrective action as needed. This AD includes an optional terminating action for the inspection requirement. The FAA is issuing this AD to address the unsafe condition on these products.
Key facts
- Document number
- 2025-17516
- Type
- Final rule
- Action
- Final rule; request for comments
- Agency
- Transportation Department; Federal Aviation Administration
- Published
- September 11, 2025
- Takes effect
- September 26, 2025
- Dates
- This AD is effective September 26, 2025.
- Docket
- Docket No. FAA-2025-2266; Project Identifier MCAI-2024-00406-A; Amendment 39-23123; AD 2025-17-13
- Regulation ID (RIN)
- 2120-AA64
- Code of Federal Regulations
- 14 CFR 39
- Topics
- Air transportation; Aircraft; Aviation safety; Incorporation by reference; Safety
- Pages
- 3
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Everything from the Federal Aviation Administration · Rules on air transportation · Rules on aircraft · Rules on aviation safety · Published in September 2025
Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.