Starting two years after the effective date of the ordinance or regulation that establishes a maximum setback zone, a person must not cause or allow the operation within the maximum setback zone of any surface impoundment unit at which special waste is stored, treated or disposed of. Closure must be completed within three years after the effective date of the ordinance or regulation that establishes the maximum setback zone.
Ill. Admin. Code tit. 35, § 615.443