# Special Conditions: Textron Aviation Inc. (Textron) Models MU-300-10, 400, 400A Airplanes; Rechargeable Lithium Batteries and Battery System Installations

> **FAA** · Rulemaking · Modified 2026-03-18T13:00:08Z

## Docket
- **Docket ID:** FAA-2026-1132
- **Agency:** FAA
- **Type:** Rulemaking
- **Last modified:** 2026-03-18T13:00:08Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/FAA-2026-1132)
- [Public comments](https://www.regulations.gov/docket/FAA-2026-1132/comments)

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