33 CFR 183.1 : Navigation And Navigable Waters (§ 1.01-1 To Parts 404-499) — (§ 125.01 To Parts 188-199) — Coast Guard, Department Of Homeland Security (Continued) (§ 125.01 To Parts 188-199) — Boating Safety (§ 173.1 To Parts 188-199) — Boats And Associated Equipment (§ 183.1 To Subpart N) — General (§ 183.1 To § 183.5) — Purpose and applicability.