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Proposed rule

Pipeline Safety: Hazardous Liquid Valve Maintenance Schedule

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register April 24, 2026. Document 2026-08077. Updated Nov. 12, 2026.

What it does

This NPRM proposes to allow operators of hazardous liquid and carbon dioxide pipelines to determine a valve inspection schedule with a maximum valve inspection interval of 1 year, not to exceed 15 months.

The Pipeline and Hazardous Materials Safety Administration's summary, as published in the Federal Register.

What it would change

1 part of Title 49 of the Code of Federal Regulations:

49 CFR 195

Before this

No earlier Federal Register document under regulation identifier 2137-AG58 since Jan. 1, 2025.

What happens next and when

Comments must be received on or before June 23, 2026.

The agency's dates, word for word.

Document number2026-08077
ActionNotice of proposed rulemaking (NPRM).
AgenciesTransportation Department; Pipeline and Hazardous Materials Safety Administration
PublishedApril 24, 2026
Comments closeJune 23, 2026
Regulation identifier (RIN)2137-AG58
DocketPHMSA-2026-1554

Source: the Federal Register (public domain). The document in the Federal Register