Blue, Red, Gold, Silver, Purple or Green permits are required in Blue lots. Blue lots are enforced from 6 a.m. to 5 p.m., Monday through Friday during the academic year when the university is open. No permit is required to park in Blue lots during summer and academic breaks. No parking is allowed between the hours of 2 a.m. and 6 a.m. in Blue lots. All other Blue lots require vehicles to display a valid Overnight permit issued by Parking and Transportation Services.