(a) A municipality by ordinance may license and otherwise regulate persons engaged primarily or incidentally in the sale or exchange of motor vehicles or motor vehicle parts or accessories within the limits of the municipality.
(b) A municipality may prescribe penalties for the violation of the ordinance.
(c) Any money collected under the ordinance may be used by the municipality only for the enforcement of the ordinance and any other laws regulating the sale, exchange, or theft of motor vehicles or motor vehicle parts or accessories.