No person shall make connection of roof downspouts, interior and exterior foundation drains, areaway drains, or other sources of surface runoff or groundwater to a building sewer or building drain which in turn is connected directly or indirectly to a public sanitary sewer unless such connection is approved by the Superintendent for purposes of disposal of polluted surface drainage; provided, that if responsibility can be determined, the party responsible for disposal of polluted surface drainage into the public sanitary sewer shall pay a user charge equivalent to the cost of treating the polluted drainage.
(1991 Code, § 3-231)