; or (2) catalytic converter which has had identifying markings removed or otherwise tampered with. (d) Regulations The Attorney General shall prescribe regulations to carry out this section and the amendments made by this section, including the enforcement and penalties that apply to a violation of this section and the amendments made by this section. 5. Criminal penalties (a) Theft of catalytic converters Chapter 31 of title 18, United States Code, is amended— (1) by adding at the end the following: 671. Theft of catalytic converters (a) Definition In this section, the term precious metals has the meaning given the term in section 109–27.5101 of title 41, Code of Federal Regulations, or any successor regulation. (b) Offense It shall be unlawful to steal or knowingly and unlawfully take, carry away, or conceal a catalytic converter from another person’s motor vehicle, or knowingly purchase such a catalytic converter, with the intent to distribute, sell, or dispose of the catalytic converter or any precious metal removed therefrom in interstate or foreign commerce. (c) Penalty Any person who violates subsection (b) shall be fined under this title, imprisoned not more than 5 years, or both. ; and (2) in the table of sections, by adding at the end the following: 671. Theft of catalytic converters. . (b) Definitions Section 2311 of title 18, United States Code, is amended by inserting after for running on land but not on rails; the following: Precious metals has the meaning given the term in section 109–27.5101 of title 41, Code of Federal Regulations, or any successor regulation