33 C.F.R. § 88.01 Purpose and applicability.
Title 33 - Navigation and Navigable Waters
This part applies to all vessels operating on United States inland waters and to United States vessels operating on the Canadian waters of the Great Lakes to the extent there is no conflict with Canadian law.
Title 33: Navigation and Navigable Waters
PART 88—ANNEX V: PILOT RULES
§ 88.01 Purpose and applicability.

