Final rule · 2026-08072

Pipeline Safety: Standards Update-NFPA 58

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.