U.S. Code / Title 46 — Shipping / Subtitle VII—Security and Drug Enforcement / Chapter 700—Ports and Waterways SafetyTitle 46SubchapterSubchapter Iv—Definitions, Regulations, Enforcement, Investigatory Powers, ApplicabilityContents§ 70031. Definitions§ 70032. Saint Lawrence Seaway§ 70033. Limitation on application to foreign vessels§ 70034. Regulations§ 70035. Investigatory powers§ 70036. Enforcement