(1) The chief executive must revoke a direction for investigative segregation if the chief executive believes, on reasonable grounds, that the direction is no longer necessary or prudent.
(2) The chief executive—
(a) may review a direction for investigative segregation of a detainee at any time on the chief executive's own initiative or on request by the detainee; and
(b) must review the direction before any transfer of the detainee to another correctional centre; and
(c) must review the direction at least once every 7 days while it remains in force.
(3) After reviewing a direction for investigative segregation, the chief executive may—
(a) confirm the direction; or
(b) make a direction or further direction under section 160 (1); or
(c) revoke the direction under subsection (1).
(4) To remove any doubt, the chief executive may make more than 1 direction under section 160 (1) in relation to a detainee for the same investigation.
(5) Subject to this section and section 94 (Segregated detainees removed to NSW), a direction, or further direction, for investigative segregation ends at the end of the earlier of the following days:
(a) the 7th day after the day the direction is given;
(b) the day the administrator makes a decision under section 158 (Action by administrator) in relation to the alleged disciplinary breach to which the direction applies (other than a decision to direct investigative segregation of the detainee).