35 Ill. Adm. Code 615.442
Required Closure of Units Located Within Minimum Setback Zones
Section 615
Section 615.442 Required
Closure of Units Located Within Minimum Setback Zones
A person must not cause or allow
the operation within a minimum setback zone of any surface impoundment unit after
January 10, 1994. Closure must be completed by January 10, 1995.