Sec. 12. A state law shall not be enacted, which causes a reduction in the state financed proportion of the necessary costs of an existing activity or service required of local units of government by existing law, unless the existing law requiring an activity or service is repealed.
State law causing reduction in state financed proportion of necessary costs.
Mich. Comp. Laws § 21.242, under STATE DISBURSEMENTS TO LOCAL UNITS OF GOVERNMENT.
Mich. Comp. Laws § 21.242