(1) This section applies if:
(a) a person is on defence premises; and
(b) a defence security official reasonably believes that the person is not authorised to be on the premises.
(2) The defence security official may request the person to provide evidence of the following:
(a) the person's name;
(b) the person's residential address;
(c) the person's authority to be on the defence premises.
(3) A defence security official may restrain and detain a person if:
(a) the person refuses a request by a defence security official under subsection (2); or
(b) as a result of the person complying with such a request, a defence security official reasonably believes that the person:
(i) is not authorised to be on the defence premises; or
(ii) constitutes a threat to the safety of persons on the defence premises; or
(iii) has committed, or may commit, a criminal offence on, or in relation to, the defence premises.