---
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url: https://www.federalregister.gov/documents/2026/07/31/2026-15573/pipeline-safety-standards-update-nace-sp0502
url_hash: 9d0d21ab52ed1d5267958f771c85d61a6ad0414cfd325995794915fafa0eac84
canonical_url: https://www.federalregister.gov/documents/2026/07/31/2026-15573/pipeline-safety-standards-update-nace-sp0502
source: us-federal-register
category: government/us
category_raw: Rule
country: us
region: us
tags: []
lang: en
published_at: '2026-07-31T00:00:00Z'
fetched_at: '2026-07-31T15:01:41.807034Z'
updated_at: '2026-07-31T15:11:49Z'
status: published
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license_basis: public-domain-17usc105
body_available: false
attribution: 'Source: Office of the Federal Register, National Archives and Records
  Administration'
license_rule: source:us-federal-register
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.'
summary_source: official
summary_en: '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.'
provenance:
  doc_id: 2026-15573
  doc_id_scheme: fr_docnum
  issuer:
  - Transportation Department
  - Pipeline and Hazardous Materials Safety Administration
  doc_type: Rule
  subtype: null
  action: Direct final rule (DFR); confirmation of effective date.
  significant: null
entities:
- name: Ethics Rules
  type: concept
- name: Azerbaijani pipelines
  type: ${artifact}
- name: AI Safety Act
  type: event
- name: Federal Safety Standards
  type: concept
key_facts: []
related: []
related_auto:
- name: AI
  type: concept
  weight: 1.0
- name: Legal Framework
  type: organization
  weight: 1.0
- name: 米議会
  type: organization
  weight: 1.0
- name: Zoox
  type: organization
  weight: 1.0
title: 'Pipeline Safety: Standards Update-NACE SP0502'
---

# Pipeline Safety: Standards Update-NACE SP0502

## TL;DR
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.

## Key Points
- (なし)

## Details
(本文なし。リンク先参照)

## Source
元記事: [Pipeline Safety: Standards Update-NACE SP0502](https://www.federalregister.gov/documents/2026/07/31/2026-15573/pipeline-safety-standards-update-nace-sp0502) — published 2026-07-31T00:00:00Z