Levy imposed by the Ballast Water Research and Development Funding Levy Act 1998 is payable in respect of a ship, other than a ship declared by the regulations to be an exempt ship (2) The following persons are jointly and separately liable to pay any levy that is payable in respect of a ship: (a) the ship’s owner; (b) the ship’s master; (c) an agent or consignee of the ship who has paid, or is liable to pay, any charge on account of the ship. Section 7 prescribes when levy is due. Levy shall be