means a person appointed under section 4B.

means a ship that is engaged in making overseas voyages.

means imposed by the Levy Act.

means the

Protection of the Sea (Shipping Levy) Act 1981

.

means payable in accordance with regulations under the

Lighthouses Act 1911

.

, in relation to a ship, means the person having command or charge of the ship.

means any hydrocarbon or hydrocarbon liquid fuel, including, but without limiting the generality of the foregoing, crude , fuel , diesel , lubricating , heating , petrol, aviation fuel and kerosene.

means oil in bunkers or tanks, or in bunkers and tanks.

has the same meaning as in the

Navigation Act 1912

.

means the zone that is:

means a period of 3 months commencing on 1 January, 1 April, 1 July or 1 October in any year.

has the same meaning as in the

Navigation Act 1912

.

, in relation to a ship, means the net of the ship.

has the same meaning as in Part XA of the

Navigation Act 1912

.