875—170.6 (90A) Quorum and voting requirements.
	 170.6(1) Quorum. Four members constitute a quorum.
	 170.6(2) Majority voting. All votes shall be determined by a majority of the board.
	 170.6(3) Voting procedures. The commissioner shall rule as to whether the vote will be by voice vote or roll call. A roll call vote shall be taken at the request of any member of the board.