The chief executive may direct a doctor appointed under section 22 (Health professionals—non-therapeutic functions) to conduct a body search of a detainee if the chief executive suspects, on reasonable grounds, that the detainee—
(a) has ingested or inserted something in the detainee's body that may jeopardise the detainee's health or wellbeing; or
(b) has a prohibited thing concealed in or on the detainee's body that may be used in a way that may pose a risk to the security or good order at a correctional centre; or
(c) has evidence of the commission of an offence or disciplinary breach concealed in or on the detainee.