Final rule · 2026-08052

Pipeline Safety: Standards Update-NACE SP0206

This DFR amends PHMSA's regulations to incorporate by reference an updated edition of industry standard NACE SP0206, Internal Corrosion Direct Assessment Methodology for Pipelines Carrying Normally Dry Natural Gas (DG-ICDA). 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.