Michigan Compiled Laws, Chapter 600. Revised Judicature Act of 1961 § 600.574

Sec. 574. Any funds which the clerk deposits in a bank shall be evidenced by a certificate from the bank cashier except for stocks or securities deposited in a safety deposit box as directed by the court. The certificate shall state that the amount deposited is actually in the bank, is credited to the clerk's account, and is not mingled with any other account. Stocks or securities deposited in a safety deposit box shall be accounted for as directed by the court.