(1) The director-general may direct that a young detainee be segregated from other young detainees if the director-general believes on reasonable grounds that the segregation is necessary or prudent—
(a) to assess the young detainee's physical or mental health; or
(b) to protect anyone (including the young detainee) from harm because of the young detainee's physical or mental health; or
(c) to prevent the spread of disease.
(2) The director-general must revoke the direction if the director-general believes on reasonable grounds that the purpose mentioned in subsection (1) for making the direction is no longer necessary or prudent.
(3) When acting under subsection (1) or (2), the director-general must have regard to any advice by a treating doctor given in relation to the segregation of the young detainee.