50 ILCS 455/9
All bonds issued under and pursuant to this Act shall be limited obligations of the authority payable solely out of the revenues and receipts derived from the facility with respect to which such bonds are issued. No holder of any bonds issued under this Act has the right to compel any exercise of taxing power of the authority to pay the bonds, the interest or premium, if any, thereon, and the bonds do not constitute an indebtedness of the authority or a loan of credit thereof within the meaning of any constitutional or statutory provision. It shall be plainly stated on the face of each bond that it has been issued under the provisions of this Act and that it does not constitute an indebtedness of the authority or a loan of credit thereof within the meaning of any constitutional or statutory provisions.
50 ILCS 455/9