70 ILCS 1600/1
Exposition Authorities may be organized in the manner provided by this Act to conduct expositions, theatricals, cinema exhibitions, concerts, recitals, lectures and industrial, trade, scientific, cultural and educational exhibits, amusement devices, convention halls, public restaurants, stadia, athletic fields, athletic contests and games, and other forms and places of public entertainment in any park district located in whole or in part in any city having a population of two hundred thousand or more. Each such authority shall be a body politic and corporate, but shall not have the power to levy or impose taxes.
No certificate of authority shall be issued by the secretary of state to any association or corporation other than one created under the provisions of this Act who shall use the words "Exposition Authority" as a name or part of a name for engaging in any enterprise in this state.
70 ILCS 1600/1