(1) The Board of each Corporation is to be chaired by a common chairperson.(2) The chairperson of a Corporation is also a director of each Corporation for the purposes of the Corporations Act.(3) Prior to the appointment of any person to fill a vacancy in the role of Chairperson, the Owners' Representatives for all Regional Corporations are to consult with each other in respect of that appointment.(4) From those persons recommended by the Selection Committee under section 20(3) as suitable for appointment to fill a vacancy in the role of Chairperson, an ordinary majority of the Owners' Representatives for all Regional Corporations is to identify a person to fill that vacancy.(5) As soon as practicable after the identification of a person to fill the vacancy in the role of Chairperson under subsection (4) (a) the Owners' Representatives for each Regional Corporation are to appoint that person as the chairperson of that Regional Corporation to fill that vacancy; and(b) the Regional Corporations are to appoint that person as the chairperson of the Common Services Corporation to fill that vacancy.(6) The Chairperson is to be appointed (a) in the case of the inaugural Chairperson, for an initial term not exceeding 3 years; and(b) in the case of each subsequent Chairperson, for a term set out in the constitution of each of the Corporations.(7) Each of is to, on instruction approved by a special majority of the Owners' Representatives for all Regional Corporations, remove a person from the role of Chairperson.(a) in the case of a Regional Corporation, the Owners' Representatives for that Regional Corporation; and(b) in the case of the Common Services Corporation, the Regional Corporations (8) None of the persons referred to in subsection (7)(a) or (b) may remove a person from the role of Chairperson unless they have received an instruction approved by a special majority of the Owners' Representatives for all Regional Corporations.(9) If a person ceases to be chairperson of any Corporation for any reason with effect from a given point in time, that person is taken to have resigned from his or her roles as at that time.(a) a director of that Corporation; and(b) a director and chairperson of each other Corporation (10) The common directors of the Regional Corporations present at any meeting may elect a person present to chair the meeting if (a) there is a vacancy in the role of Chairperson; or(b) the Chairperson is not present at the time appointed for the meeting.