Mich. Comp. Laws § 288.698: Manufacture of cheese; use of unpasteurized milk.

Sec. 138.

Unpasteurized milk may be used in the manufacture of cheese only as allowed in 21 C.F.R. part 133, incorporated by reference, and if the cheese has been cured or ripened (aged) for more than 60 days at a controlled temperature of not less than 35 degrees Fahrenheit (2 degrees Celsius), or as specified by FDA.