Mich. Admin. Code R. 29.2926
Rule 26. Upon receipt of the record transmitted under these rules, the director of the department or the directors designee shall, within 30 business days, render a decision. The decision may affirm, modify, or set aside, in whole or in part, the findings, conclusions, and the rule or order contained in the proposed decision of the administrative law judge, and shall include a statement of reasons for each conclusion of law, supporting authority, or reasoned opinion. The director shall serve or cause to be served, a copy of the decision upon all parties and the hearing officer. The directors decision shall be deemed to be final department action for purposes of judicial review under chapter 4 of the administrative procedures act, 1969 PA 306, MCL 24.271 to 24.287.
Mich. Admin. Code R. 29.2926