10 ILCS 5/9-8

Any political committee which solicits or receives contributions or makes expenditures on behalf of any candidate that is not authorized in writing by such candidate to do so shall include a notice on the face or front page of all literature and advertisements published and following all commercials broadcast, that are authorized by the committee and that mention the candidate, stating that the committee is not authorized by such candidate and that such candidate is not responsible for the activities of such committee.