4.—(1) In this Act ‘the prosecutor’ means, in relation to an offence—

(a) in Part IA and section 13, the Director of Public Prosecutions, and

(b) in Parts II and III, other than section 13—

(i) the Director of Public Prosecutions,

(ii) a person prosecuting the offence at the suit of the Director of Public Prosecutions, or

(iii) a person authorised by law to prosecute the offence.

(2) Notwithstanding subsection (1), references to the prosecutor in Parts IA, II and III shall be construed, in relation to offences for which proceedings may not be F2[instituted or continued except by the Attorney General] as references to the Attorney General.]