(1)  The functions and powers of the Tribunal may be performed and exercised by any 3 or more of its members, of whom –

(a) one must be the chairperson or, in the absence of the chairperson, the deputy chairperson or, in the absence of both the chairperson and deputy chairperson, a practitioner member appointed by the chairperson; and

(b) at least one must be a practitioner member; and

(c) at least one must be a lay member.

(2)  Subject to subsection (1) , the chairperson of the Tribunal is to determine the members who are to constitute the Tribunal for a particular hearing.

(3)  The chairperson of the Tribunal may appoint as a special member of the Tribunal for a particular hearing a person whom the chairperson considers to have the skill, knowledge or experience that is relevant for the purposes of that hearing.

(4)  A person referred to in subsection (3) may or may not be an Australian legal practitioner.

(5)  Notwithstanding subsection (1) , the chairperson or deputy chairperson of the Tribunal may sit alone for the purpose of making an interim order, giving directions or adjourning proceedings.

(6)  The chairperson or deputy chairperson or practitioner member appointed by the chairperson under subsection (1)(a) is to preside at a Tribunal hearing.