2137-AF62 202304 Unified Agenda of Federal Regulatory and Deregulatory Actions 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 2100 Department of Transportation DOT Hazardous Materials: Modernizing Regulatory Requirements and Responding to Stakeholder Petitions

This rulemaking would amend the Hazardous Materials Regulations (HMR; 49 CFR parts 171-180) by adopting a number of provisions that will modernize and streamline the HMR to better clarify PHMSA regulations, as well as support our safety mission. In addition, this rulemaking would address a number of petitions for rulemaking submitted by hazardous materials transportation stakeholders that will improve the HMR through updates to reflect the latest industry best practices and the use of new technologies.

]]> Substantive, Nonsignificant Previously Published in The Unified Agenda Proposed Rule Stage No No 49 CFR 171 49 CFR 172 49 CFR 173 49 CFR 175 49 CFR 176 49 CFR 178 49 CFR 180 49 U.S.C. 5101 et seq. 49 U.S.C. 5120(b) No NPRM 08/00/2023 No No None No No www.regulations.gov www.regulations.gov No No Arthur Pollack M. Transportation Regulations Specialist 2137 Pipeline and Hazardous Materials Safety Administration PHMSA 202 366-8553 arthur.pollack@dot.gov 1200 New Jersey Avenue SE, Washington DC 20590