# Federal Motor Vehicle Safety Standards; Side Impact Protection
> **National Highway Traffic Safety Administration** · Final rule; response to petitions for reconsiderations; correction. · Published 2011-08-24 · Effective 2012-02-21 · 76 FR 52880
## Document
- **Document number:** 2011-21666
- **Category:** fmvss
- **Sub-agency:** National Highway Traffic Safety Administration
- **Federal Register citation:** 76 FR 52880
- **CFR reference:** 49 CFR 571
- **Publication date:** 2011-08-24
- **Effective date:** 2012-02-21
- **DOT docket:** Docket No. NHTSA-2010-0032
## Abstract

This document responds to a petition for reconsideration from the Alliance of Automobile Manufacturers regarding a March 2010 final rule on the Federal motor vehicle safety standard for side impact protection. Today's rule makes minor changes to the standard's testing requirements and clarifies some aspects of the standard.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/08/24/2011-21666/federal-motor-vehicle-safety-standards-side-impact-protection)
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