# 2026-15573: Pipeline Corrosion Standard Gets a Bureaucratic Green Light

2026-15573, Pipeline Safety: Standards Update-NACE SP0502, is a Federal Register rule from Transportation Department, Pipeline and Hazardous Materials Safety Administration published 2026-07-31, effective 2027-01-01 (as of 2026-08-07).

- Canonical: https://policyrisk.com/federal-register/2026-15573
- As of: 2026-08-07
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-15573
- Title: Pipeline Safety: Standards Update-NACE SP0502
- Type: Rule
- Agencies: Transportation Department; Pipeline and Hazardous Materials Safety Administration
- Citation: 91 FR 48305
- Published: 2026-07-31
- Effective: 2027-01-01
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: 2137-AG37
- Last updated: 2026-08-07

## In one line

Pipeline Corrosion Standard Gets a Bureaucratic Green Light

## Summary

PHMSA is confirming the effective date for the DFR titled "Pipeline Safety: Standards Update--NACE SP0502," which published in the Federal Register on April 24, 2026. The DFR incorporates by reference into 49 CFR parts 192 and 195 the updated edition of industry standard NACE SP0502, Pipeline External Corrosion Direct Assessment Methodology.

## Effects PRIA read

No economic effects identified for this document.

## Related documents

- [2026-13805](https://policyrisk.com/federal-register/2026-13805): Pipeline Safety: Repair Criteria for Hazardous Liquid and Gas Transmission Pipelines, 2026-07-08
- [2026-10969](https://policyrisk.com/federal-register/2026-10969): Pipeline Safety: Breakout Tank Inspection Rule, 2026-06-02
- [2026-10782](https://policyrisk.com/federal-register/2026-10782): Pipeline Safety: Class Location Change Requirements; Correction, 2026-05-29
- [2026-08144](https://policyrisk.com/federal-register/2026-08144): Administrative Rulemaking, Guidance, and Enforcement Procedures, 2026-04-27
- [2026-08058](https://policyrisk.com/federal-register/2026-08058): Pipeline Safety: Safety of Gas Transmission Pipelines: MAOP Reconfirmation, Expansion of Assessment Requirements, and Other Related Amendme…, 2026-04-24
- [2026-06323](https://policyrisk.com/federal-register/2026-06323): Pipeline Safety: Class Location Change Requirements; Response to Petition for Reconsideration, 2026-04-01

## Sources
- [2026-15573 on federalregister.gov](https://www.federalregister.gov/documents/2026/07/31/2026-15573/pipeline-safety-standards-update-nace-sp0502)
- [2026-15573 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-07-31/pdf/2026-15573.pdf)

## Related
- [Previous: 2026-15572, Pipeline Safety: Standards Update-NFPA 59](https://policyrisk.com/federal-register/2026-15572)
- [Next: 2026-15574, Pipeline Safety: Standards Update-NACE SP0206](https://policyrisk.com/federal-register/2026-15574)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-15573 (as of 2026-08-07).