# Federal Motor Vehicle Safety Standards; Occupant Crash Protection, Seat Belt Reminder Systems, Controls and Displays
> **National Highway Traffic Safety Administration** · Final rule; delay of effective date. · Published 2025-02-14 · Effective 2025-03-20 · 90 FR 9610
## Document
- **Document number:** 2025-02584
- **Category:** fmvss
- **Sub-agency:** National Highway Traffic Safety Administration
- **Federal Register citation:** 90 FR 9610
- **CFR reference:** 49 CFR 571
- **Publication date:** 2025-02-14
- **Effective date:** 2025-03-20
- **DOT docket:** Docket No. NHTSA-2024-0071
## Abstract

This document delays until March 20, 2025, the effective date of the January 3, 2025, final rule that amended Federal Motor Vehicle Safety Standard (FMVSS) No. 208, "Occupant crash protection," to require a seat belt use warning system for rear seats and enhance the seat belt warning requirements for the front outboard seats.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/02/14/2025-02584/federal-motor-vehicle-safety-standards-occupant-crash-protection-seat-belt-reminder-systems-controls)
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