Compiled Laws, Chapter 168. Michigan Election Law § 168.25

Sec. 25. Notwithstanding any other provision of law to the contrary, unless otherwise provided by a charter adopted by a majority vote of the people voting on the adoption thereof, the city clerk, the city attorney and the city assessor shall constitute the board of city election commissioners for each city, 2 of whom shall be a quorum for the transaction of business. The city clerk shall act as chairman of the board. Should only 1 of said officers be in attendance on the day appointed for a meeting of the board, the officer in attendance shall appoint a qualified and registered elector of said city to act in the absentee's stead, during the period of nonattendance.