Pipeline Safety: Clarification of Accident Reporting Requirements for Hazardous Liquid and Carbon Dioxide Pipeline Facilities

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 195 [Docket No. PHMSA-2026-1544; Amdt. No. 195-124] RIN 2137-AG48 AGENCY: Pipeline and Hazardous Materials Safety Administration (PHMSA), Department of Transportation (DOT). ACTION: Final rule. SUMMARY: This final rule makes certain editorial corrections and non-substantive changes to the accident reporting requirements for hazardous liquid and carbon dioxide pipeline facilities. DATES: This rule is effective 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: In this final rule, PHMSA is making certain editorial corrections and non-substantive changes to the accident reporting requirements for hazardous liquid and carbon dioxide pipeline facilities in the Federal Pipeline Safety Regulations ( 49 CFR parts 190-199 ). Specifically, § 195.52 requires operators of hazardous liquid and carbon dioxide pipeline facilities to provide immediate notice of certain accidents to the National Response Center (NRC) either by telephone or electronically. The NRC no longer allows operators to provide electronic incident notifications. PHMSA is therefore revising § 195.52(b) ( printed page 22056) to remove all references to electronic NRC submissions. Operators must provide notices of accidents to the NRC by telephone to 800-424…