35 Ill. Adm. Code 812.112
Legal Description
Section 812
Section 812.112Â Legal
Description
The permit application shall
contain a legal description of the facility boundary and the boundaries of all
units included in the facility. This legal description shall identify the
nature and location of all stakes and monuments required by Section 811.104 and
shall be prepared by or under the supervision of a professional surveyor, who
shall affix a professional seal to the work.