New South Wales Consolidated Acts New South Wales Consolidated Acts(cf 1990 Act, s 18A)
(1) An authorised medical officer may cause a voluntary patient to be detained in a mental health facility under Part 2 of Chapter 3 if the officer considers the person to be a mentally ill person or a mentally disordered person.
(2) Any such patient is taken to have been detained in the facility under section 19 when the authorised medical officer takes action to detain the patient.
(3) A voluntary patient in a mental health facility may be detained for a period of up to 2 hours for the purpose of enabling an authorised medical officer to exercise the officer's functions under this section.