46 U.S.C. § 70131 - U.S. Code - Unannotated Title 46. Shipping § 70131. Definitions

(1) Law enforcement agency.--The term “law enforcement agency” means an agency of a State, a political subdivision of a State, or a Federally recognized tribe that is authorized by law to supervise the prevention, detection, investigation, or prosecution of any violation of criminal law.

(2) Security zone.--The term “security zone” means a security zone, established by the Commandant of the Coast Guard or the Commandant's designee pursuant to section 1 of title II of the Act of June 15, 1917 (50 U.S.C. 191) or section 7(b) of the Ports and Waterways Safety Act (33 U.S.C. 1226(b)), for a vessel carrying especially hazardous cargo when such vessel--