This part applies to each of the following patients of an authorised mental health service—
(a) an involuntary patient subject to—(i) a treatment authority; or(ii) a forensic order; or(iii) a treatment support order;
(b) a person from another State detained in an authorised mental health service under section 368 (3) (b) ;
(c) a classified patient (voluntary);
(d) a patient receiving treatment and care under an advance health directive or with the consent of a personal guardian or attorney.