6.—Section 222B (4) of the Principal Act (inserted by section 2 of the Act of 1983) is hereby amended by the substitution of the following paragraph for paragraph (a) thereof:
“(a) the Minister shall not grant a licence for the purposes of this section unless the sea fishing boat in relation to which the licence is granted is wholly owned by a national of a Member State or a body corporate established under and subject to the law of a Member State and having its principal place of business in a Member State.”.