13. —Where a person acting for or on behalf of a Convention state which is a party to the Agreement exercises powers in relation to an Irish vessel—

(a) on the authority of the Minister for Foreign Affairs under section 35(4) of the Act of 1994, or

(b) under an agreement referred to in section 35(5) of that Act,

any person who does or fails to do anything in relation to that person which, if done or not done in relation to an enforcement officer, would constitute an offence is guilty of that offence, and section 36 (jurisdiction and prosecutions in relation to offences on ships) of the Act of 1994 shall apply and have effect accordingly, with any necessary modifications.