(35 ILCS 520/13) (from Ch. 120, par. 2163)
    Sec. 13. Neither the Director nor a public employee may reveal facts contained in a report or return required by this Act, nor can any information contained in such a report or return be used against the dealer in any criminal proceeding, unless such information has been independently obtained, except in connection with a proceeding involving taxes due under this Act from the taxpayer making the return.
(Source: P.A. 85-663.)