Pipeline Safety: Standards Update-NACE SP0502
This DFR amends PHMSA's regulations to incorporate by reference an updated edition of industry standard NACE SP0502, Pipeline External Corrosion Direct Assessment Methodology. This updated standard will maintain or improve public safety, prevent regulatory confusion, reduce compliance burdens on stakeholders, and satis
| Agency | Transportation Department, Pipeline and Hazardous Materials Safety Administration |
|---|---|
| Document type | Rule |
| Published | 2026-04-24 |
| Summary | This DFR amends PHMSA's regulations to incorporate by reference an updated edition of industry standard NACE SP0502, Pipeline External Corrosion Direct Assessment Methodology. 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. |
| Document number | 2026-08051 |
| Official record | https://www.federalregister.gov/documents/2026/04/24/2026-08051/pipeline-safety-standards-update-nace-sp0502 |