Ill. Admin. Code tit. 35 § 817.303
Current through Register Vol. 49, No. 2, January 10, 2025
Unless otherwise specified in a permit or other written Agency approval, a minimum of 0.46 meters (1.5 feet) of soil material that will support vegetation which prevents or minimizes erosion shall be applied over all disturbed areas.
Ill. Admin. Code tit. 35, § 817.303