410 ILCS 18/88
At the conclusion of the hearing, a copy of the hearing officer's report shall be served upon the applicant or licensee by the Comptroller, either personally or as provided in this Act. Within 20 days after service, the applicant or licensee may present to the Comptroller a motion in writing for a rehearing, which shall specify the particular grounds for rehearing. The Comptroller may respond to the motion for rehearing within 20 days after its service on the Comptroller. If no motion for rehearing is filed, then upon the expiration of the time specified for filing such a motion, or if a motion for rehearing is denied, then upon denial, the Comptroller may enter an order in accordance with recommendations of the hearing officer except as provided in Section 89 of this Act.
If the applicant or licensee orders from the reporting service and pays for a transcript of the record within the time for filing a motion for rehearing, the 20-day period within which a motion may be filed shall commence upon the delivery of the transcript to the applicant or licensee.
410 ILCS 18/88