Final rule · 2026-08048

Pipeline Safety: Standards Update-ASTM F1973

This DFR amends PHMSA's regulations to incorporate by reference an updated edition of industry standard ASTM F1973, Standard Specification for Factory Assembled Anodeless Risers and Transition Fittings in Polyethylene (PE) and Polyamide (PA11) and Polyamide 12 (PA12) Fuel Gas Distribution Systems. 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.