# Airworthiness Directives; Costruzioni Aeronautiche Tecnam S.p.A. Airplanes
> **Rule** · Final rule; request for comments. · Published 2025-09-11 · Effective 2025-09-26 · 90 FR 43907
## Document
- **Document number:** 2025-17516
- **Category:** airworthiness
- **Manufacturer:** Costruzioni Aeronautiche Tecnam S.p.A.
- **Type:** Rule
- **Action:** Final rule; request for comments.
- **Citation:** 90 FR 43907
- **Publication date:** 2025-09-11
- **Effective date:** 2025-09-26
- **FAA docket:** Docket No. FAA-2025-2266
## Abstract

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.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/09/11/2025-17516/airworthiness-directives-costruzioni-aeronautiche-tecnam-spa-airplanes)
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