# 2025-15789: Austin Transit Authority Seeks Train Control System Amendments

2025-15789, Capital Metropolitan Transportation Authority's Request To Amend Its Positive Train Control Safety Plan and Positive Train Control System, is a Federal Register notice from Transportation Department, Federal Railroad Administration published 2025-08-19, effective 2025-08-07 (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-15789
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-15789
- Title: Capital Metropolitan Transportation Authority's Request To Amend Its Positive Train Control Safety Plan and Positive Train Control System
- Type: Notice
- Agencies: Transportation Department; Federal Railroad Administration
- Citation: 90 FR 40463
- Published: 2025-08-19
- Effective: 2025-08-07
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

Austin Transit Authority Seeks Train Control System Amendments

## Summary

Capital Metropolitan Transportation Authority wants to update its train safety plan to make sure their Positive Train Control system works even better. This affects anyone who rides or works with their trains, and the changes need approval by August 7, 2025. No big money changes are mentioned, but the public can share their thoughts before the final decision.

## Abstract

This document provides the public with notice that, on August 7, 2025, Capital Metropolitan Transportation Authority (CMTY) submitted a request for amendment (RFA) to its FRA-Approved Positive Train Control Safety Plan (PTCSP). As this RFA may involve a request for FRA's approval of proposed material modifications to an FRA-certified positive train control (PTC) system, FRA is publishing this notice and inviting public comment on the railroad's RFA to its PTCSP.

## Effects PRIA read

- CMTY PTC Safety Plan Amendment: benefit, low. On August 7, 2025, Capital Metropolitan Transportation Authority submitted a request to change its Positive Train Control (PTC) Safety Plan. The Federal Railroad Administration published a notice inviting public comment before deciding, and the request says it aims to make the PTC system work bette…

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## Sources
- [2025-15789 on federalregister.gov](https://www.federalregister.gov/documents/2025/08/19/2025-15789/capital-metropolitan-transportation-authoritys-request-to-amend-its-positive-train-control-safety)
- [2025-15789 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-08-19/pdf/2025-15789.pdf)

## Related
- [Previous: 2025-15788, Administrative Declaration of a Disaster for the State of Missouri](https://policyrisk.com/federal-register/2025-15788)
- [Next: 2025-15790, Regulations and Procedures Technical Advisory Committee](https://policyrisk.com/federal-register/2025-15790)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-15789 (as of 2026-06-08).