US DOT/PHMSA Issues Interpretation Letter Regarding Class 9 Labels and Placards

In the July 20th, 2011 edition of the US Federal Register, the United States Department of Transportation’s (USDOT) Pipeline & Hazardous Materials Safety Administration (PHMSA) published a final rule under [Docket No. PHMSA–2009–0151 (HM–218F)] under which the agency, among many … Continue reading