Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.61728

Sec. 61728. Except as otherwise expressly provided in this part, all proceedings under this part, including the filing of petitions, the giving of notices, the conduct of hearings, and other action taken by the supervisor or the supervisor's agents shall be pursuant to the administrative procedures act of 1969, Act No. 306 of the Public Acts of 1969, being sections 24.201 to 24.328 of the Michigan Compiled Laws. All hearings and other actions in connection with the hearings may be conducted by the supervisor, or by the supervisor's deputy or by any authorized representative duly designated by the supervisor, and all acts of his or her deputy or authorized representative have the same force and effect as if done by the supervisor.