Michigan Compiled Laws, Chapter 397. Libraries § 397.557

Sec. 7. A cooperative library board shall be representative of the participating libraries except as specifically provided in section 6.  1 It shall consist of 9 members with the method of selection to be stated in the approved plan as provided in section 4.  2 In the case of existing systems which otherwise qualify as cooperative libraries, the number of board members and their relationship to existing governmental units may continue if approved by a majority of the participating libraries and specified in the approved plan.