Mich. Comp. Laws § 42.1b

Sec. 1b. Beginning on the effective date of the amendatory act that added this section, a charter township shall not adopt an ordinance that includes any minimum staffing requirement for charter township employees. Except as otherwise provided in this section, any provision in an ordinance adopted on or after the effective date of the amendatory act that added this section that contains a minimum staffing requirement for charter township employees is void and unenforceable.