Updated on : 30-06-2024

"This document denies a petition, submitted by Advocates for Highway and Auto Safety, the Truck Safety Coalition, Citizens for Reliable and Safe Highways, and Parents Against Tired Truckers, for reconsideration of a final rule (notified in G/TBT/N/USA/1055/Add.1) amending Federal Motor Vehicle Safety Standard (FMVSS) No. 223, “Rear impact guards,” and FMVSS No. 224, “Rear impact protection.” The final rule, published on 15 July 2022, upgraded NHTSA's standards addressing rear underride protection in crashes of passenger vehicles into trailers and semitrailers by requiring rear impact guards to provide sufficient strength and energy absorption to protect occupants of compact and subcompact passenger cars impacting the rear of trailers at 56 kilometers per hour (km/h) (35 miles per hour (mph)).89 Federal Register (FR) 53505, Title 49 Code of Federal Regulations (CFR) Part 571

This response to petition for reconsideration and the final rule notified in G/TBT/N/USA/1055/Add.1 are identified by Docket Number NHTSA-2022-0053. The Docket Folder is available on Regulations.gov at https://www.regulations.gov/docket/NHTSA-2022-0053/document and provides access to primary and supporting documents as well as comments received. Documents are also accessible from Regulations.gov by searching the Docket Number. 

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