625 ILCS 5/18c-2203

It shall be the responsibility of the Commission to submit to the court certified copies of the record before the Commission. The record submitted must be complete in all respects unless all parties have, by written stipulation, agreed to deletion of materials not relevant to the issues raised in the petition for judicial review. The cost of preparing certified copies of the record may be assessed, in whole or in part, to the party seeking judicial review, and failure to pay such costs shall be grounds for dismissal in accordance with the Illinois Administrative Review Law.