(1) Where the director—
(a) is considering instituting or taking over, or has instituted or taken over, the conduct of a prosecution for an offence; and
(b) is of the opinion that a matter connected with or arising out of the offence requires further investigation;
the director may in writing request the chief police officer for the assistance of police officers in the investigation of that matter.
(2) The chief police officer shall, as far as practicable, comply with a request under subsection (1).