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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

District of Columbia Requirements for Highway Routing of Certain Hazardous Materials

Notice of administrative determination of preemption.

Federal hazardous material transportation law preempts the highway routing requirements in the Terrorism Prevention in Hazardous Materials Transportation Act of 2005 [D.C. Act 16-266, Jan. 26, 2006] and the Terrorism Prevention in Hazardous Materials Transportation Congressional Review Emergency Act of 2006 [D.C. Act 16-325, Mar. 23, 2006].

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