(a) Each member of a board, other than an ex officio member, shall be paid the same compensation and expense reimbursement as is paid to members of the Legislature for their interim duties as recommended by the citizens legislative compensation commission and authorized by law for each day or portion thereof engaged in the discharge of official duties.

(b) At its first meeting in each fiscal year each board shall elect from its membership a chair and vice chair to act during such fiscal year. The chair shall preside over the meetings and hearings of the board. The vice chair shall assume the chair’s duties in the absence of the chair. All of the meetings shall be general meetings for the consideration of any and all matters which may properly come before the board.

(c) For the environmental quality board and the air quality board, a majority of each board is a quorum for the transaction of business and an affirmative vote of a majority of the board members present is required for any motion to carry or decision of the board to be effective. For the surface mine board four members is a quorum and no action of the board is valid unless it has the concurrence of at least four members. For all boards, in the event of a tie vote on the ultimate decision which is the subject of an appeal before the board, the decision of the chief or the director, as the case may be, shall be affirmed. Each board shall meet at such times and places as it may determine and shall meet on call of its chair. It is the duty of the chair to call a meeting of the board within thirty days on the written request of three members thereof.

(d) In all cases where the filing of documents, papers, motions and notices with the board is required or a condition precedent to board action, filing with the clerk constitutes filing with the board.