Sec. 7. This act shall be applied retroactively beginning July 1, 1988. The authority of a city to impose, collect, and enforce a utility users tax prior to and up to the date this act is signed into law is validated and ratified.
Retroactive application.
Mich. Comp. Laws § 141.1157, under CITY UTILITY USERS TAX ACT.
Mich. Comp. Laws § 141.1157