Ill. Admin. Code tit. 35, § 501.315
Manure Storage Structure
AUTHORITY: Implementing and authorized by Sections 9, 12, 13, 21, 22, and 27 of the Environmental Protection Act [415 ILCS 5/9, 12, 13, 21, 22, and 27].POLLUTION CONTROL BOARD
Any permanent area or structure which is impermeable and is used for stacking, storing or containment of livestock waste.