# Positive Train Control Systems
> **Federal Railroad Administration** · Final rule amendments. · Published 2010-09-27 · Effective 2010-11-26 · 75 FR 59108
## Document
- **Document number:** 2010-24102
- **Category:** railroad-safety
- **Sub-agency:** Federal Railroad Administration
- **Federal Register citation:** 75 FR 59108
- **CFR reference:** 49 CFR 236
- **Publication date:** 2010-09-27
- **Effective date:** 2010-11-26
- **DOT docket:** Docket No. FRA-2008-0132, Notice No. 4
## Abstract

FRA is issuing amendments to the final rule regarding the development, testing, implementation, and use of Positive Train Control (PTC) systems for railroads as mandated by the Rail Safety Improvement Act of 2008. With publication of the final rule on January 15, 2010, FRA sought further comment on certain specific issues. These amendments are being made partially in response to the applicable comments filed and to further clarify certain provisions of the final rule.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/09/27/2010-24102/positive-train-control-systems)
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