4.—(1) The Board may appoint a Preliminary Inquiry Committee for the purposes of assisting the Board to determine if a complaint made against a registered architect, licensed corporation or licensed partnership is to be referred to an Investigation Committee.
(2) Every complaint received by the Board against a registered architect, licensed corporation or licensed partnership may be laid before the Preliminary Inquiry Committee.
(3) The Board shall appoint —
(a)
5 registered architects to be members of the Preliminary Inquiry Committee; and
(b)
one of the members to be the Chairman of the Committee.
(4) A member of the Preliminary Inquiry Committee shall be appointed for a period of 2 years and shall be eligible for re-appointment.
(5) The Board may at any time remove any member of the Preliminary Inquiry Committee or fill any vacancy in its membership.
(6) Where there is any vacancy in the membership of the Preliminary Inquiry Committee by reason of the resignation, retirement, removal or death of any member, the vacancy shall be filled by the Board and the new member appointed to the Committee shall hold office for the remainder of the term of office of the member of the Committee in whose place he is appointed.