(cf 1990 Act, s 8)
A person is a mentally ill person or a mentally disordered person for the
purpose of--
(a) the involuntary admission of the person to a mental health facility or the detention of the person in a facility under this Act, or
(b) determining whether the person should be subject to a community treatment order or be detained or continue to be detained involuntarily in a mental health facility,if, and only if, the person satisfies the relevant criteria set out in this Part.