Mich. Comp. Laws § 141.1166

Sec. 6. (1) Information gained by the administrator, or any other city official, agent, or employee as a result of a return, investigation, hearing or verification required or authorized by this ordinance is confidential, except for official purposes in connection with the administration of the ordinance and except in accordance with a proper judicial order. (2) Any person who divulges this confidential information, except for official purposes, is guilty of a violation of this ordinance and subject to a fine not exceeding $500.00 or imprisonment for a period not exceeding 90 days, or both, for each offense. In addition, an employee of the city who divulges this confidential information is subject to discharge for misconduct.