A person discharging industrial wastes into public sewers prior to the effective date of Ord. 73-23 may continue without penalty so long as he or she:
(A) Does not increase the quantity or quality of discharge without permission of the approving authority;
(B) Had discharged the industrial waste at least six months prior to the effective date of the ordinance; and
(C) Applied for and was granted a permit no later than 150 days after the effective date of the ordinance.
(1998 Code, § 122-77)