# Special Conditions: Boeing Model 777 Series Airplanes; Seats With Articulating Seat Backs
> **Rule** · Final special conditions. · Published 1998-11-05 · Effective 1998-12-07 · 63 FR 59692
## Document
- **Document number:** 98-29626
- **Category:** other
- **Type:** Rule
- **Action:** Final special conditions.
- **Citation:** 63 FR 59692
- **Publication date:** 1998-11-05
- **Effective date:** 1998-12-07
- **FAA docket:** Docket No. NM148
## Abstract

These special conditions are issued for Boeing Model 777 series airplanes with articulating seat backs. The applicable 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 provided by the existing airworthiness standards.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1998/11/05/98-29626/special-conditions-boeing-model-777-series-airplanes-seats-with-articulating-seat-backs)
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