Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.34115

Sec. 34115. (1) The business that the irrigation board may perform shall be conducted at a public meeting of the irrigation board held in compliance with the open meetings act, Act No. 267 of the Public Acts of 1976, being sections 15.261 to 15.275 of the Michigan Compiled Laws. Public notice of the time, date, and place of the meeting shall be given in the manner required by Act No. 267 of the Public Acts of 1976.

(2) A meeting of the irrigation board may be called by the chairperson or by 2 members of the irrigation board. In addition to the notice prescribed in subsection (1), notice setting forth the time and place of the meeting shall be sent by certified mail to each member. That notice shall be mailed not less than 5 days before the meeting. The affidavit of the chairperson as to this mailing shall be conclusive proof of the mailing.

(3) The notice of a meeting prescribed in subsection (2) is not required if all members are present. A member of the board may waive the additional mailed notice of a meeting, either before or after the meeting.

(4) A majority of the members of the board constitutes a quorum for the transaction of business, but a lesser number may adjourn the meeting. Unless otherwise provided in this part, an action shall not be taken by the board except by a majority vote of the board's members. The adjournment of the hearing need not be advertised. Each order issued by the irrigation board shall be signed by the chairperson.