Rule lifecycle · DOCKET:Docket No. PHMSA-2011-0023

Pipeline Safety: Safety of Gas Transmission Pipelines: MAOP Reconfirmation, Expansion of Assessment Requirements, and Other Related Amendments; Correction

Transportation Department, Pipeline and Hazardous Materials Safety Administration — observed across 2 documents over 1451 days. Use the source documents below before deciding whether this affects your business.

In plain English

The government is tightening gas pipeline safety rules, requiring operators to reconfirm safe pressure limits and expand safety assessments, effective August 2026. Pipeline companies and contractors must act quickly; you have just a few months to verify systems, conduct pressure tests, and complete new inspections to comply.

First seen

May 4, 2022

Last seen

Apr 24, 2026

Latest stage

Rule

PRORULE → RULE

Effective on

Monday, August 3, 2026

Stage timeline

  1. Final·May 4, 2022·87 FR 26296

    Pipeline Safety: Safety of Gas Gathering Pipelines: Extension of Reporting Requirements, Regulation of Large, High-Pressure Lines, and Other Related Amendments: Response to a Petition for Reconsideration; Technical Corrections; Issuance of Limited Enforcement Discretion

    effective May 16, 2022#2022-09474

  2. Final·Apr 24, 2026·91 FR 21984

    Pipeline Safety: Safety of Gas Transmission Pipelines: MAOP Reconfirmation, Expansion of Assessment Requirements, and Other Related Amendments; Correction

    effective Aug 3, 2026#2026-08058