In this part
(1) Convention means the International Convention on Tonnage Measurement of Ships, 1969.
(2) existing vessel means a vessel the keel of which was laid or that was at a similar stage of construction before July 18, 1982.
(3) Great Lakes means
(A) the Great Lakes; and
(B) the St. Lawrence River west of
(i) a rhumb line drawn from Cap des Rosiers to West Point, Anticosti Island; and
(ii) on the north side of Anticosti Island, the meridian of longitude 63 degrees west.
(4) vessel engaged on a foreign voyage means a vessel
(A) arriving at a place under the jurisdiction of the United States from a place in a foreign country;
(B) making a voyage between places outside the United States (except a foreign vessel engaged on that voyage);
(C) departing from a place under the jurisdiction of the United States for a place in a foreign country; or
(D) making a voyage between a place within a territory or possession of the United States and another place under the jurisdiction of the United States not within that territory or possession.