Substantive Changes to NPRM during OIRA Review

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Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

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Letter(s)Substantive Changes to NPRM during OIRA Review Other; Letter(s). Filed in Regulations.gov docket PHMSA-2025-0019.#

This material provides agency context. It does not replace binding regulatory text, and its legal effect depends on the underlying authority and facts.