For any lot, land, building or premises from which connection is made with the City sanitary sewerage system or which begins to discharge sewage, any industrial waste, water or other liquids into the City sanitary sewerage system, either directly or indirectly, a charge shall be made pursuant to this chapter, the same to be a per diem pro rata amount based upon the minimum rate per quarter from the time such sewer connection is made, or such discharge into the City sewerage system, either directly or indirectly, is begun, until the next following period, except should the measured service exceed the minimum charge the corresponding measured rate or rates to be charged.
(1955 Code § 163.20)