There shall be assessed against the occupant/user of all houses, buildings or other properties used for human occupancy, employment, education, recreation or other purpose located within the City which are connected, or by law should be connected, to the Wood Village sanitary sewer system, a monthly charge, to be known as the sewer service charge, which shall be for the purpose of providing funds to meet the expenses incurred by the City for the treatment and disposal of sewage, the operation, maintenance and repair and improvement of such facilities and administrative costs attendant thereto. (Ord. 3-1991 § I, 1991.)