The Illinois Venture Investment Fund and all its proceeds shall be and are hereby declared exempt from all franchise and income taxes levied by the State, provided nothing herein shall be construed to exempt from any such taxes, or from any taxes levied in connection with the manufacture, production, use or sale of any technologies, products, processes or inventions which are the subject of any agreement earned by any enterprise in which the Authority has invested.
20 ILCS 3501/810-40