9.— (1) If a foreign sea-fishing boat enters within the exclusive fishery limits for—

(a) a purpose or purposes recognised by—

(i) Community law,

(ii) international law, or

(iii) any convention, treaty or arrangement for the time being in force between the State and the country to which the boat belongs,

or

(b) any other lawful purpose or purposes,

then—

(I) the boat must leave the exclusive fishery limits as soon as the purpose for which the boat so entered has been answered, and

(II) any regulations made under subsection (2) and for the time being in force shall be duly observed.

(2) The Minister may make regulations in relation to the maintenance of good order amongst foreign sea-fishing boats for the time being within the territorial seas of the State and the persons on board such boats.

(3) If there has been in relation to a foreign sea-fishing boat which has lawfully entered within the exclusive fishery limits or in relation to the persons on board that boat, a contravention (whether by commission or omission) of subsection (1), the master of the boat commits an offence.