Mich. Comp. Laws § 567.223: Unclaimed property held in ordinary course of business; presumption.

Sec. 3.

(1) Except as otherwise provided by this act, all property, including any income or increment derived from the property, less any lawful charges, that is held, issued, or owing in the ordinary course of a holder's business and remains unclaimed by the owner for more than 3 years after it becomes payable or distributable is presumed abandoned.

(2) Property is payable or distributable for the purpose of this act, notwithstanding the owner's failure to make demand or to present any instrument or document required to receive payment.