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Pipeline Safety: Standards Update-NACE SP0502

FR Abstract
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.
Incorporation
FR Document Number
2026-08051
Federal Register Volume
91
Federal Register Year
2026-04-24
Federal Register Start Page
22025
Federal Register End Page
22029
CFR Citation
49 CFR 192
FR Citation
91 FR 22025
CFR title
49
CFR Part
192
Document Number
NACE SP0502–2025
Document Edition
2025
Standard Title
Pipeline External Corrosion Direct Assessment Methodology, revised April 28, 2025
Excerpts
Specialist, 1200 New Jersey Avenue SE, Washington, DC 20590, by phone at 202-738-3850 or email at [email protected]. SUPPLEMENTARY INFORMATION: I. General Discussion Through this DFR, PHMSA is incorporating by reference an update to a voluntary, consensus industry technical standard already incorporated by reference within 49 CFR parts 192 and 195. Specifically, PHMSA is updating the referenced edition of industry standard NACE SP0502, Pipeline External Corrosion Direct Assessment Methodology to the 2025 edition (NACE SP0502). NACE
Record Source
www.federalregister.gov