625 ILCS 5/18c-4702

Identification of Carrier in Advertising, Solicitation, and other Documents. No carrier shall use in any advertising, solicitation, correspondence, publication, or other document connected with its transportation service any name other than its name or trade name as it appears on the carrier's license or registration. Each advertisement, solicitation, correspondence, publication, or other document shall contain the carrier's license or registration number unless otherwise provided in Commission regulations or orders.