Mich. Comp. Laws § 46.201
Parking lots; maintenance and regulation; civil sanctions; provisions inapplicable to county or regional park; violation as nuisance; abatement; processing violation as civil infraction.
(1) The county board of commissioners of a county may maintain and regulate parking lots on land owned by the county and enact regulations for the safe and proper use of those parking lots for the general public, including the charging of fees for parking; the placing of traffic signs, signals, parking gates, meters, a…