20 ILCS 2635/17
The Illinois State Police shall refuse to comply with any request to furnish conviction information maintained in its files, if the requester has not acted in accordance with the requirements of this Act or rules and regulations issued pursuant thereto. The requester may appeal such a refusal by the Illinois State Police to the Director. Upon written application by the requester, the Director shall hold a hearing to determine whether dissemination of the requested information would be in violation of this Act or rules and regulations issued pursuant to it or other federal or State law pertaining to the collection, maintenance or dissemination of criminal history record information. When the Director finds such a violation, the Illinois State Police shall be prohibited from disseminating conviction information to the requester, under such terms and conditions and for such periods of time as the Director deems appropriate.
20 ILCS 2635/17