A member of the complement of a vessel of the United States operating on register or of a vessel of Canada may serve as the pilot required on waters not designated by the President if the member is licensed under section 7101 of this title, or under equivalent provisions of Canadian law, to direct the navigation of the vessel on the waters being navigated.

The authority extended under subsections (a) and (b) of this section to a Canadian registered pilot or other Canadian licensed officer to serve on certain vessels in United States waters of the Great Lakes shall continue as long as Canada extends reciprocity to United States registered pilots and other individuals licensed by the United States for pilotage service in Canadian waters of the Great Lakes.

A Canadian vessel regularly operating on the Great Lakes or between ports on the Great Lakes and the Saint Lawrence River, with only an occasional voyage to ports in the maritime provinces of Canada in the Canadian coastal trade, is exempt from subsection (a) of this section as long as Canada permits enrolled vessels of the United States to be operated on Canadian waters of the Great Lakes under the direction of individuals licensed under section 7101 of this title.

A documented vessel regularly operating on the Great Lakes or between ports on the Great Lakes and the St. Lawrence River is exempt from the requirements of subsection (a) of this section.