Data / Federal rules / 2026-08258
Regulatory Relief To Allow Speeds Up to 45 MPH for Non-Traversable Curbs
The Federal Railroad Administration published this final rule in the Federal Register on April 28, 2026. It took effect on May 28, 2026.
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What the agency says
This rule revises the definition of a non-traversable curb in FRA's train horn regulation in conformance with five longstanding FRA waivers that allow highway speeds up to 45 miles per hour (mph) where these highway curbs are present in quiet zones established and maintained in accordance with the regulation.
Key facts
- Document number
- 2026-08258
- Type
- Final rule
- Action
- Final rule
- Agency
- Transportation Department; Federal Railroad Administration
- Published
- April 28, 2026
- Takes effect
- May 28, 2026
- Dates
- This rule is effective May 28, 2026.
- Docket
- Docket No. FRA-2025-0120; Notice No. 2
- Regulation ID (RIN)
- 2130-AD14
- Code of Federal Regulations
- 49 CFR 222
- Topics
- Administrative practice and procedure; Railroad safety
- Pages
- 3
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| Retiring Form FRA F 6180.107 and Form FRA F 6180.150 2026-17790 | Final rule | Aug 31 |
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Everything from the Federal Railroad Administration · Rules on administrative practice and procedure · Rules on railroad safety · Published in April 2026
Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.