# Regulus search export

- Query: `91 FR 22025`
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- Exported: 2026-08-22T20:38:28.098Z

## 1. Pipeline Safety: Standards Update-NACE SP0502

**Citation:** 91 FR 22025  
**Type / status:** rulemaking / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2027-01-01 / 2026-04-24

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.

### Provenance

- Official: Yes
- Source: <https://www.federalregister.gov/documents/2026/04/24/2026-08051/pipeline-safety-standards-update-nace-sp0502>
- Source ID: `federal-register`
- SHA-256: `44dbaf38e532f2d11fb4bdb71cf129c727c2508cc1385f454958e589e6ea8a16`
- Retrieved: 2026-08-20T06:04:51.294Z
- Document slug: `federal-register-2026-08051`
- Related records: 18