Commercial prawn boat means a ship that: (a) a particular person is authorized, by or under a law of the Commonwealth (other than the Export Control Act 1982) or of a State or Territory, to use for the taking of prawns; and (b) is registered under orders: (i) made under regulations in force for the purposes of section 7 of the Export Control Act 1982; and (ii) providing for the registration of establishments used for the preparation of food intended for export. Levy is imposed in respect of each