Mich. Comp. Laws § 51.68: Sheriff; bond; penal sum; approval; surety.

Sec. 68.

As determined by the county board of commissioners, the sheriff either shall be covered by a blanket bond or shall give a bond to the people of this state in the penal sum of at least $10,000.00. The individual bond shall be approved by the county board of commissioners, and secured by a surety company authorized to do business in this state.