Mich. Comp. Laws § 124.284e

Sec. 4e. (1) The authority may authorize the discontinuance of service to a user who violates a rule or regulation promulgated under this act if the authority determines that discontinuance of service to that user is necessary to protect the integrity of the affected system. (2) The authority shall authorize restoration of service to that user when the authority determines that the threat to the affected system no longer exists and that the cause of or events resulting in the violation will not recur. (3) The municipality or Indian tribe that maintains and operates the affected system or part of that system, or the authority, pursuant to that municipality's or Indian tribe's authorization, shall discontinue service as authorized under subsection (1) and restore service as authorized under subsection (2).