s 60 Investigatory powers of DPP etc.
(1) This Chapter confers powers on— (a) the Director of Public Prosecutions, (b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (c) the Lord Advocate, and (d) the Director of Public Prosecutions for Northern Ireland, in relation to the giving of disclosure notices in connection with the investigation of offences to which this Chapter applies or in connection with a terrorist investigation . (2) The Director of Public Prosecutions may, to such extent as he may determine, delegate the exercise of his powers under this Chapter to a Crown prosecutor. (3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (4) The Lord Advocate may, to such extent as he may determine, delegate the exercise of his powers under this Chapter to a procurator fiscal. (4A) The Director of Public Prosecutions for Northern Ireland may, to such extent as he may determine, delegate the exercise of his powers under this Chapter to a Public Prosecutor. (5) In this Chapter “ the Investigating Authority ” means— (a) the Director of Public Prosecutions, (b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (c) the Lord Advocate ,or (d) the Director of Public Prosecutions for Northern Ireland. (6) But, in circumstances where the powers of any of those persons are exercisable by any other person by virtue of subsection (2), ... (4) or (4A) , references to “ the Investigating Authority ” accordingly include any such other person. (7) In this Chapter “terrorist investigation” means an investigation of— (a) the commission, preparation or instigation of acts of terrorism, (b) any act or omission which appears to have been for the purposes of terrorism and which consists in or involves the commission, preparation or instigation of an offence, or (c) the commission, preparation or instigation of an offence under the Terrorism Act 2000 (c. 11) or under Part 1 of the Terrorism Act 2006 other than an offence under section 1 or 2 of that Act.