18 U.S.C. 42 provides criminal penalties of fine and imprisonment for any violation of the statute or any regulation issued pursuant to it.
16 U.S.C 3373 provides civil and criminal penalties for prohibited conduct.
18 U.S.C. 1716D provides criminal penalties of fine and imprisonment for knowingly mailing, or causing to be delivered by mail, anything nonmailable pursuant to 39 U.S.C. 3015(a) or 3015(d).