U.S. Code / Title 33 — Navigation and Navigable… / Chapter 51—Clean HullsTitle 33SubchapterSubchapter Iv—Action on Violation, Penalties, and ReferralsContents§ 3851. Criminal enforcement§ 3852. Civil enforcement§ 3853. Liability in rem§ 3854. Vessel clearance or permits; refusal or revocation; bond or other surety§ 3855. Warnings, detentions, dismissals, exclusion§ 3856. Referrals for appropriate action by foreign country§ 3857. Remedies not affected