TRANSPORTING OF HAZARDOUS MATERIAL.

SEC. 507. TRANSPORTING OF HAZARDOUS MATERIAL. Section 46312 is amended— (1) by inserting “(a) In General.—” before “A person”; and (2) by adding at the end the following: “(b) Knowledge of Regulations.—For purposes of subsection (a), knowledge by the person of the existence of a regulation or requirement related to the transportation of hazardous material prescribed by the Secretary under this part is not an element of an offense under this section but shall be considered in mitigation of the penalty.”.