Ill. Admin. Code tit. 8, § 270.320
Overnight camping for campers, trailers, goosenecks or tents shall be allowed in camping area(s) as may be designated from time to time by the Department. Camping is restricted to designated area(s) only unless the camper or trailer can meet the provisions of Section 270.210(b).
(Source: Amended at 18 Ill. Reg. 9400, effective June 12, 1994)