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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Pressure Testing Older Hazardous Liquid and Carbon Dioxide Pipelines

Clarification of confirmation of direct final rule.

A member of the Technical Hazardous Liquid Pipeline Safety Standards Committee (THLPSSC) has expressed concern that the compliance dates for pressure testing are being extended and that the notice confirming the direct final rule on extension did not accurately reflect actions of the committee reviewing the rule. This member requests clarification and the opportunity for public comment on the extension of the compliance deadlines. This document clarifies the actions of the THLPSSC and notes that compliance deadlines may be addressed within a related rulemaking on the risk-based alternative to pressure testing.

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