Ill. Admin. Code tit. 4, § 825.40 – Manner of Filing

a) The filing of a grievance is accomplished by the complainant's submission of a Grievance Form to the ADA Coordinator.
b) If an individual desires to file a grievance, the individual shall promptly, but no later than 180 days after the date of the alleged discrimination, submit a grievance to the ADA Coordinator on the Grievance Form prescribed for that purpose.
c) In order to be deemed filed and to receive proper consideration by the Department, the Grievance Form must be completed in full, except as otherwise indicated on the form. The ADA Coordinator will notify the complainant, within 10 business days after the receipt of the form, if the filing is not complete.
d) Upon request, the Department shall assist an individual in completing the Grievance Form.