# Airworthiness Directives; Dassault Aviation Airplanes
> **Rule** · Final rule. · Published 2018-10-09 · Effective 2018-11-13 · 83 FR 50477
## Document
- **Document number:** 2018-21466
- **Category:** airworthiness
- **Manufacturer:** Dassault Aviation
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 83 FR 50477
- **Publication date:** 2018-10-09
- **Effective date:** 2018-11-13
- **FAA docket:** Docket No. FAA-2018-0451
## Abstract

We are adopting a new airworthiness directive (AD) for certain Dassault Aviation Model FALCON 900EX airplanes. This AD was prompted by reports of rejected take-offs due to untimely inboard flap retraction. This AD requires modification of the slat/flap control wiring and replacement of the slat/flap control box with an improved box. We are issuing this AD to address the unsafe condition on these products.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/10/09/2018-21466/airworthiness-directives-dassault-aviation-airplanes)
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