# Special Conditions: Bell Textron Inc. Model 525 Helicopter; Fly-By-Wire Flight Control System
> **Rule** · Final special conditions. · Published 2022-01-19 · Effective 2022-02-18 · 87 FR 2689
## Document
- **Document number:** 2022-00862
- **Category:** other
- **Type:** Rule
- **Action:** Final special conditions.
- **Citation:** 87 FR 2689
- **Publication date:** 2022-01-19
- **Effective date:** 2022-02-18
- **FAA docket:** Docket No. FAA-2021-0065
## Abstract

These special conditions are issued for the Bell Textron Inc. (Bell) Model 525 helicopter. This helicopter will have a novel or unusual design feature associated with a fly-by-wire (FBW) flight control system (FCS). The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2022/01/19/2022-00862/special-conditions-bell-textron-inc-model-525-helicopter-fly-by-wire-flight-control-system)
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