History Back     LAWS AND REGULATIONS ENFORCED BY OTHER AGENCIES Explosives, Flammable Liquids, and Hazardous Materials Any interstate or international transportation of explosives, flammable liquids or any other hazardous materials is regulated by federal laws. Contact should be made with the: U. S. DOT Office of Motor Carrier Safety 5304 Flanders Drive, Suite A Baton Rouge, Louisiana 70801 (225) 757-7640 (225) 757-7636 (Fax) LP GAS AND ANHYDROUS AMMONIA Any company which intends to transport liquefied petroleum gas or anhydrous ammonia over Louisiana highways must obtain a permit from the: Liquified Petroleum Gas Commission P. O. Box 66209, Audubon Station Baton Rouge, Louisiana 70896 (225) 925-4895 Any driver who intends to transport liquified petroleum gas over Louisiana highways must pass an exam and receive a card of competency from the Liquifued Petroleum Gas Commission. All Vehicles transporting 3500 or more gallons of liquifued petroleum gas or anhydrous ammonia must be registered with and tagged by the Liquified Petroleum Gas Commission.