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Related to Tonnage: Deadweight tonnage, Net Tonnage

TONNAGE, mar. law. The capacity of a ship or vessel.
     2. The act of congress of March 2, 1799, s. 64, 1 Story's L. U. S. 630, directs that to ascertain the tonnage of any ship or vessel, the surveyor, &c. shall, if the said ship or vessel be double decked, take the length thereof from the forepart of the main stem, to the afterpart of the stern post, above the upper deck, the breadth thereof, at the broadest part above the mainwales, half of which breadth shall be accounted the depth of such vessel, and then deduct from the length three-fifths of the breadth, multiply the remainder by the breadth and the product of the depth, and shall divide this last product by ninety-five, the quotients whereof shall be deemed the true contents or tonnage of such ship or vessel. And if such ship or vessel shall be single decked, the said, surveyor shall take the length and breadth as above directed, in respect to a double deck ship or vessel, and shall deduct from the length three-fifths of the breadth, and taking the depth from the underside of the deck plank to the ceiling of the hold, shall multiply and divide as aforesaid, and the quotient shall be deemed the tonnage of such ship or vessel.
     3. The duties paid on the tonnage of a ship or vessel are also called tonnage.
     4. These duties are altogether abolished in relation. to American vessels by the act of May 31, 1830, s. 1, 4 Story's Laws U. S. 2216. And by the second section of the same act, all tonnage duties on foreign vessels are abolished, provided the president of the, United States shall be satisfied that the discriminating or countervailing duties of such foreign nation, so far as they operate to the disadvantage. of the United States, have been abolished.
     5. The constitution of the United States provides, art. 1, s. 10, n. 2, that no state shall, without the consent of congress, lay any duty on tonnage.

A Law Dictionary, Adapted to the Constitution and Laws of the United States. By John Bouvier. Published 1856.
References in periodicals archive ?
The town is allowed to process 11,315 tons at the facility for the no-tipping fee under the negotiated guaranteed free annual tonnage in the host community agreement.
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Relying on one of its own decisions, the Supreme Court of Appeals of West Virginia decided that the Free Rivers Doctrine does not apply in West Virginia.(9) It summarily rejected the continued validity of the Northwest Ordinance and the Virginia Compact, it ignored or misinterpreted more than 200 years of Duty of Tonnage Clause, Supremacy Clause and Commerce Clause jurisprudence, and it declared that interstate river traffic is fair game for the State's tax collector.
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The gross registered tonnage of ships which arrived at Turkish ports sailing under the Turkish flag in April 2019 amounted to 10.309 million tons, and the gross registered tonnage of ships sailing under flags of other countries was 56.635 million tons.
This Note will examine Juneau's passenger fees in light of the Tonnage Clause.
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Such a taxation system allows shipping companies to pay corporation tax based on the tonnage of their vessels rather than on profit.
The United Filipino Seafarers, an organization of 57,000-strong seamen and ship officers, revealed that some shipping companies, especially in Cebu, downgrade the gross tonnage of their ships when securing their certificates of convenience.
Qatar's maritime sector has remained strong, despite the continuing economic and trade embargo, as Hamad Port witnessed a robust 76% year-on-year growth in net tonnage to 2.53mn tonnes in September this year.
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