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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

Hazardous Materials: The State of Washington Crude Oil By Rail-Vapor Pressure Requirements

Notice, and extension of comment period.

PHMSA is extending the period for comments on the State of North Dakota and the State of Montana's application for an administrative determination as to whether Federal hazardous material transportation law preempts the State of Washington's rules relating to the volatility of crude oil received in the state.

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