Pipeline Safety: Standards Update-ASTM A333/A333M
Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register April 24, 2026. Document 2026-08044. Updated Nov. 12, 2026.
- What it does
This DFR amends PHMSA's regulations to incorporate by reference an updated edition of industry standard ASTM A333/A333M, Standard Specification for Seamless and Welded Steel Pipe for Low- Temperature Service and Other Applications with Required Notch Toughness. 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.
The Pipeline and Hazardous Materials Safety Administration's summary, as published in the Federal Register.
- What changed in the regulation
2 parts of Title 49 of the Code of Federal Regulations:
- Compared with
The Pipeline and Hazardous Materials Safety Administration has published 67 final rules in 2026 so far, compared with 42 in all of 2025.
Counted by the Tribune from Federal Register records since Jan. 1, 2025.
- Before this
No earlier Federal Register document under regulation identifier 2137-AG29 since Jan. 1, 2025.
Since then:
- What happens next and when
The DFR is effective January 1, 2027, unless adverse comments are received by June 23, 2026. If adverse comments are received, notification will be published in the Federal Register before the effective date withdrawing the rule and publishing a notice of proposed rulemaking to provide an additional opportunity for public comment. Compliance after June 23, 2026 is authorized. The incorporation by reference of certain material listed in this rule is approved by the Director of the Federal Register as of January 1, 2027.
The agency's dates, word for word.
The record as published
| Document number | 2026-08044 |
|---|---|
| Action | Direct final rule (DFR); request for comments. |
| Agencies | Transportation Department; Pipeline and Hazardous Materials Safety Administration |
| Published | April 24, 2026 |
| Effective date | Jan. 1, 2027 |
| Comments close | June 23, 2026 |
| Regulation identifier (RIN) | 2137-AG29 |
| Docket | PHMSA-2026-1525 |
Source: the Federal Register (public domain). The document in the Federal Register