Mich. Comp. Laws § 600.313: Decisions to be in writing; delivery and printing of opinions; effect of equally divided court.

Sec. 313.

Decisions of the court of appeals shall be in writing. Copies of written opinions of the court of appeals shall be delivered to the supreme court reporter not later than when they are filed with the clerk of the court of appeals. The reporter shall cause the opinions to be printed pursuant to rules of the supreme court.

When the judges of a panel of the court of appeals hearing a case are equally divided as to the ultimate decision of any case properly before the court on review, the judgment of the court below shall be affirmed.