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Data / Federal rules / 2025-09704

Parts and Accessories Necessary for Safe Operation; Certification and Labeling Requirements for Rear Impact Protection Guards

The Federal Motor Carrier Safety Administration published this proposed rule in the Federal Register on May 30, 2025. Comments closed on July 29, 2025.

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What the agency says

FMCSA proposes to amend the Federal Motor Carrier Safety Regulations (FMCSRs) to rescind the requirement that the rear impact guard be permanently marked or labeled with a certification from the impact guard manufacturer as required by the National Highway Traffic Safety Administration's (NHTSA) applicable Federal Motor Vehicle Safety Standard (FMVSS). The certification label or marking provides motor carriers purchasing new trailers or new impact guards to replace damaged devices with a means to determine whether the equipment is certified as meeting the FMVSS. However, the labeling or marking requirement has proven problematic for motor carriers when the label or marking becomes illegible or wears off during the service life of the trailer or guard. This proposal would eliminate an unintended regulatory burden on motor carriers without compromising safety, as this NPRM would not affect the applicable FMVSS. The proposal would also rescind a guidance document pertaining to illegible, incomplete, or missing rear impact guard certification labels.

Key facts

Document number
2025-09704
Type
Proposed rule
Action
Notice of proposed rulemaking (NPRM)
Agency
Transportation Department; Federal Motor Carrier Safety Administration
Published
May 30, 2025
Comments due
July 29, 2025
Dates
Comments must be received on or before July 29, 2025.
Docket
Docket No. FMCSA-2025-0107
Regulation ID (RIN)
2126-AC81
Code of Federal Regulations
49 CFR 393
Topics
Highway safety; Motor carriers; Motor vehicle safety; Reporting and recordkeeping requirements
Pages
5

The document on federalregister.gov PDF

Other documents from the Federal Motor Carrier Safety Administration

Everything from the Federal Motor Carrier Safety Administration · Rules on highway safety · Rules on motor carriers · Rules on motor vehicle safety · Published in May 2025

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.