# Pipeline Safety: Standards Update-ASTM A53/A53M
> **Pipeline and Hazardous Materials Safety Administration** · Direct final rule (DFR); request for comments. · Published 2025-07-01 · Effective 2026-01-01 · 90 FR 28108
## Document
- **Document number:** 2025-12072
- **Category:** pipeline-safety
- **Sub-agency:** Pipeline and Hazardous Materials Safety Administration
- **Federal Register citation:** 90 FR 28108
- **CFR reference:** 49 CFR 192
- **Publication date:** 2025-07-01
- **Effective date:** 2026-01-01
- **DOT docket:** Docket No. PHMSA-2025-0123
## Abstract

This DFR amends PHMSA's regulations to incorporate by reference the updated industry standard ASTM A53/A53M, Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless. 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.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2025/07/01/2025-12072/pipeline-safety-standards-update-astm-a53a53m)
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