All waste haulers proposing to discharge wastewater into the sewer system must obtain a waste hauler permit before discharging wastewater to the sewer system. No waste hauler shall discharge wastewater into the sewer system except pursuant to and in accordance with a waste hauler permit. The discharge of trucked or hauled pollutants is prohibited except at discharge points designated by the POTW. City Code, 1976/83, art. 25, §10(a)(1) Ord. 84-129 Ord. 91-775