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

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Pipeline and Hazardous Materials Safety Administration 49 CFR Part 192 [Docket No. PHMSA-2011-0023; Amdt. Nos. 191-26; 192-125] RIN 2137-AE72 AGENCY: Pipeline and Hazardous Materials Safety Administration (PHMSA), Department of Transportation (DOT). ACTION: Final rule; correcting amendment. SUMMARY: This final rule makes a correction to the requirements for reconfirming the maximum allowable operating pressure of gas transmission lines. DATES: This rule is effective on August 3, 2026. FOR FURTHER INFORMATION CONTACT: Angela Hill, Transportation Specialist, 1200 New Jersey Avenue SE, Washington, DC 20590, 202-680-2034, angela.hill@dot.gov . SUPPLEMENTARY INFORMATION: PHMSA is issuing a correction to 49 CFR 192 , including § 192.624, which establishes requirements for reconfirming the maximum allowable operating pressure (MAOP) of gas transmission lines and was amended by a final rule published in the Federal Register on October 1, 2019 ( 84 FR 52180 ). Operators of onshore steel transmission pipelines electing to use an alternative technical evaluation process to establish MAOP must adhere to the criteria set forth in § 192.624(c)(6). The existing list of criteria in § 192.624(c)(6) is numbered incorrectly and includes a duplicate § 192.624(c)(6)(vii). PHMSA is revising § 192.624 to replace the duplicate paragraph (c)(6)(vii) with paragraph (c)(6)(viii). This typographical correction will …