27. In this Part—
“the fines clerk” means the clerk of petty sessions or such other person as the Department may by order appoint (and see also section 21(1));
“the period allowed for payment” has the meaning given in section 18(4);
“prosecutorial fine notice” has the meaning given in section 18(2) and (3);
“Public Prosecutor” has the meaning given in section 29(5) of the Justice (Northern Ireland) Act 2002;
“registration certificate” has the meaning given in section 23(3).