((a)) ** .—** A tax is imposed at the rate of 4.5 cents per ton, not to exceed a total of 22.5 cents per ton per year, for fiscal years 2006 through 2010, and 2 cents per ton, not to exceed a total of 10 cents per ton per year, for each fiscal year thereafter, at each entry in a port of the United States of—
((1)) a vessel entering from a foreign port or place in North America, Central America, the West Indies Islands, the Bahama Islands, the Bermuda Islands, or the coast of South America bordering the Caribbean Sea; or
((2)) a vessel returning to the same port or place in the United States from which it departed, and not entering the United States from another port or place, except—
((A)) a vessel of the United States;
((B)) a recreational vessel (as defined in ); or
((C)) a barge.
((b)) ** .—** A tax is imposed at the rate of 13.5 cents per ton, not to exceed a total of 67.5 cents per ton per year, for fiscal years 2006 through 2010, and 6 cents per ton, not to exceed a total of 30 cents per ton per year, for each fiscal year thereafter, on a vessel at each entry in a port of the United States from a foreign port or place not named in subsection (a)(1).
((c)) ** .—** Subsection (a) does not apply to a vessel entering other than by sea from a foreign port or place at which tonnage, lighthouse, or other equivalent taxes are not imposed on vessels of the United States.