105 ILCS 5/34-64
Warrants issued under Sections 34--24, 34--59, and 34--63 shall be numbered consecutively in the order of their issuance and shall show upon their face that they are payable solely from the respective taxes when collected and that payment thereof will be made in the order of their issuance, beginning with the warrant having the lowest number, and shall be received by any collector of taxes in payment of taxes against which they are issued and such taxes against which the warrants are drawn shall be set apart for their payment. The warrants shall bear interest, payable out of the taxes against which they are drawn, at a rate of not to exceed 7% per annum if issued before July 1, 1971 and if issued thereafter at the rate of not to exceed 6% per annum, from the date of their issuance until paid or until notice is given by publication in a newspaper or otherwise that the money for their payment is available and that they will be paid on presentation.
105 ILCS 5/34-64