SCHEDULEGross Tonnage
I11
The “gross tonnage” of a United Kingdom ship is to be determined in accordance with paragraphs 3 and 4, and the “gross tonnage” of a ship other than a United Kingdom ship is to be determined in accordance with paragraphs 5 to 7.
I22
United Kingdom ships
I33
In the case of a ship of 24 metres in length or over for which the Secretary of State permits the continuing use of a gross tonnage pursuant to regulation 12(1) (use of gross tonnage ascertained under previous Regulations) of the 1997 Regulations, the “gross tonnage” is the smaller of—
a
the largest gross tonnage permitted for that ship pursuant to regulation 12(1) of the 1997 Regulations; and
b
the gross tonnage of the ship determined in accordance with regulation 6 (gross tonnage) of the 1997 Regulations.
I44
In the case of any other ship of 24 metres in length or over, the “gross tonnage” is the gross tonnage of the ship determined in accordance with regulation 6 (gross tonnage) of the 1997 Regulations.
Ships other than United Kingdom ships
I55
Subject to paragraph 6, in the case of a ship which has a gross tonnage determined in accordance with the Tonnage Convention, the “gross tonnage” is that gross tonnage.
I66
Where a ship has a gross tonnage determined in accordance with the Tonnage Convention but the ship’s flag State permits the use of some other gross tonnage, the “gross tonnage” of the ship is the smaller of—
a
the largest gross tonnage permitted by the flag State to be used for that ship; and
b
the gross tonnage determined in accordance with the Tonnage Convention.
I77
In the case of a ship which does not have a gross tonnage determined in accordance with the Tonnage Convention, the “gross tonnage” is the gross tonnage or equivalent measure determined in accordance with the law of the ship’s flag State, and where the ship has more than one such gross tonnage or equivalent measure, the “gross tonnage” is to be taken to be the largest of them.