Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.61508

Sec. 61508. (1) The supervisor shall prescribe rules of order or procedure in hearings or other proceedings before the supervisor under this part. Rules promulgated or orders issued by the supervisor shall be entered in full in a book to be kept for that purpose by the supervisor. A copy of a rule or order, certified by the supervisor, shall be received in evidence in the courts of this state with the same effect as the original.

(2) A writing prepared, owned, used, in the possession of, or retained by the supervisor in the performance of an official function shall be made available to the public in compliance with the freedom of information act, Act No. 442 of the Public Acts of 1976, being sections 15.231 to 15.246 of the Michigan Compiled Laws.