Pipeline Safety: Standards Update—ASTM F1973

Current as of source date

Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

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Direct Final RulePipeline Safety: Standards Update—ASTM F1973 Rule; Direct Final Rule. Filed in Regulations.gov docket PHMSA-2026-1530.#

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