The institutions' governing boards shall adopt parking fees, specifying the charge per day, quarter, and year. Each institution may set its own rates for quarterly and yearly permits, but the rates for daily parking permits must be uniform for both institutions. Commuter services or its designee shall sell quarterly and yearly permits to the institutions' employees and students. Commuter services or its designee may also sell quarterly and yearly permits at its discretion to regular visitors to each institution. A person who parks a vehicle in a metered parking space must pay for time used during posted times of operation.