U.S. DOT/PHMSA - Research Design Introduction

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Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

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Additional InformationU.S. DOT/PHMSA - Research Design Introduction Other; Additional Information. Filed in Regulations.gov docket PHMSA-2012-0137.#

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