Regular tonnage taxes.

Special tonnage taxes.

Light money.

Presidential suspension of tonnage taxes and light money.

Vessels in distress.

Vessels not engaged in trade.

Vessels engaged in coastwise trade or the fisheries.

Vessels engaged in Great Lakes trade.

Passenger vessels making trips between ports of the United States and foreign ports.

Vessels making daily trips on interior waters.

Hospital vessels in time of war.

Rights under treaties preserved.