Ill. Admin. Code tit. 17 § 1537.6
All Plans must include the first page as a cover page with the following minimum correct information: timber grower's and Plan preparer's name, address, phone number and email address (if available), date of the proposed Plan preparation, number of acres covered under the Plan and duration of the Plan. Additionally, proposed Plans must be accepted and signed by the timber grower and certified by the IDNR Forester in writing on the Forest Management Plan Certification Form (Exhibit B). The IDNR Forester will notify the timber grower and proposed plan preparer of the certification, or the reasons that prevent the proposed Plan from being certified, within 60 days after receiving it. Upon Plan certification, the timber grower may have the IDNR Forester submit a Plan Certification Form to the Illinois Department of Revenue and the county assessor will be notified quarterly in accordance with Section 10-150 of the Property Tax Code [ 35 ILCS 200 ].
Ill. Admin. Code tit. 17, § 1537.6