25 ILCS 70/9

The subject matter of bills submitted to the Director of the Department of Corrections or the Director of the Administrative Office of the Illinois Courts shall be kept in strict confidence and no information relating thereto or relating to the budget or impact thereof shall be divulged by an official or employee of the Department or the Administrative Office of the Illinois Courts, except to the bill's sponsor or his designee, prior to the bill's introduction in the General Assembly.