The Chief of Police, or any duly authorized designee, may immobilize, by the use of wheel locks and/or tow, any vehicle which is in violation of this chapter and for which there is owed at least One Hundred Dollars ($100) in outstanding, unpaid and overdue parking fines. For the purpose of determining whether a vehicle has had issued against it at least One Hundred Dollars ($100) in parking fines, it shall be sufficient if the license plate number of the vehicle to be immobilized or towed and the license plate number of the vehicle having received the tickets are the same. For the purposes of this chapter, fines become outstanding, unpaid and overdue thirty (30) days after the last scheduled court appearance date. (Ord. 08-66 § 1, 2008.)