Pipeline Safety: Standards Update-NFPA 58

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Pipeline and Hazardous Materials Safety Administration 49 CFR Part 192 [Docket No. PHMSA-2026-1522; Amdt. No. 192-158] RIN 2137-AG26 AGENCY: Pipeline and Hazardous Materials Safety Administration (PHMSA), Department of Transportation (DOT). ACTION: Direct final rule (DFR); request for comments. SUMMARY: This DFR amends PHMSA's regulations to incorporate by reference an updated edition of industry standard NFPA 58, Liquefied Petroleum Gas Code. This updated standard will maintain or improve public safety, prevent regulatory confusion, reduce compliance burdens on stakeholders, and satisfy a mandate in the National Technology Transfer and Advancement Act (NTTAA) of 1995. DATES: The DFR is effective January 1, 2027, unless adverse comments are received by June 23, 2026. If adverse comments are received, notification will be published in the Federal Register before the effective date withdrawing the rule and publishing a notice of proposed rulemaking to provide an additional opportunity for public comment. Compliance after June 23, 2026 is authorized. The incorporation by reference of certain material listed in this rule is approved by the Director of the Federal Register as of January 1, 2027. ADDRESSES: You may submit comments identified by the Docket Number PHMSA-2026-1522 using any of the following methods: E-Gov Web: https://www.regulations.gov . This site allows the public to enter comments on any Federal Register notice issued by any agency. Fo…