# Bus Testing; Phase-In of Brake Performance and Emissions Testing, and Program Updates
> **Federal Transit Administration** · Final rule. · Published 2009-10-05 · Effective 2010-01-01 · 74 FR 51083
## Document
- **Document number:** E9-23818
- **Category:** transit
- **Sub-agency:** Federal Transit Administration
- **Federal Register citation:** 74 FR 51083
- **CFR reference:** 49 CFR 665
- **Publication date:** 2009-10-05
- **Effective date:** 2010-01-01
- **DOT docket:** Docket No. FTA-2007-0011
## Abstract

This final rule amends the Federal Transit Administration's (FTA's) bus testing regulation to incorporate brake performance and emissions tests into FTA's bus testing program to comply with statutory changes. To improve the program, this final rule also republishes the existing regulation to incorporate several updates that will enhance the program's value and respond to changes in the bus manufacturing industry and to bring it into conformity with statutory language.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2009/10/05/E9-23818/bus-testing-phase-in-of-brake-performance-and-emissions-testing-and-program-updates)
---
*AI Analytics · CC0 1.0*