Ill. Admin. Code tit. 8, § 257.40
b) For an activity located within a minimum setback zone(s), a facility review shall be conducted by the owner or operator based on the following compliance schedule.
c) For an activity located within a maximum setback zone(s), a facility review shall be conducted by the owner or operator based on the following compliance schedule.
e) The owner or operator shall conduct a facility review and prepare a report that consists of the following, at a minimum:
3) description of the site geologic vulnerability as category A or category B, utilizing information from existing sources, including but not limited to the following:
f) The Department shall determine whether the Facility Review Report is:
3) complete as submitted.
If a Facility Review Report is incomplete or substantially complete, the Department shall specify the time frame for correction of the deficiencies. The Department shall approve or reject with reasons therefor the Facility Review Report within 90 days.