Mich. Comp. Laws § 129.101
Deposited public funds; facsimile signatures on checks or orders for payment of money.
Moneys on deposit in any duly designated depository to the credit of any account of the state of Michigan, when so authorized by resolution of the state administrative board, of any county, when so authorized by resolution of its board of supervisors or board of county auditors in those counties in which there is a boa…