Ill. Admin. Code tit. 20, § 2504.330
a) A Grievance Officer shall review grievances at least weekly, provided that one or more grievances have been filed. Grievances on issues that are deemed without merit may be returned as denied to the sender without further investigation. No merit grievances include grievances that:
b) The Grievance Officer shall promptly submit a copy of any grievance alleging discrimination based on disability or a request for an accommodation based upon disability to the facility ADA Coordinator. The facility ADA Coordinator shall conduct such investigation as deemed appropriate and make written recommendations to the Chief Administrative Officer for resolution of the grievance.