In the event the city council directs that the service fees be collected by or under the supervision of the director of finance of the city, the city clerk shall file a certified copy of the boundary map or diagram and fee schedule with the director of finance, and such fees shall be collected at such times and subject to such fines and penalties for delinquencies as may be determined from time to time by resolution of the city council. The service fees when collected shall be paid into the city treasury to the credit of the fund of the maintenance benefit area and shall be used for the payment of the expenses of said area. (Prior code § 55.05.505)