815 ILCS 414/1.6: Prohibition on selling tickets not in the reseller's possession.

(a) A ticket reseller shall not sell or offer for sale a ticket that the ticket reseller does not own or have actual or constructive possession of at the time of listing or advertising for sale. If a ticket is sold on a ticket resale marketplace, the ticket resale marketplace shall ensure that the ticket reseller is compliant with this subsection.

(b) A violation of this Section constitutes an unlawful practice under the Consumer Fraud and Deceptive Business Practices Act. All remedies, penalties, and authority granted to the Attorney General by the Consumer Fraud and Deceptive Business Practices Act shall be available to the Attorney General for the enforcement of this Section.