55 ILCS 5/5-1027
A county board may issue bonds, in such amounts as may be required for the purpose of acquiring voting machines or electronic voting systems as required by the general election law and may levy a direct annual tax upon all taxable property in the county for the purpose of paying the principal of and interest on such bonds. The resolution authorizing the issuance of such bonds shall specify the total amount of bonds to be issued, the form and denomination of the bonds, the date they are to bear, the place where they are payable, the date or dates of maturity, which shall not be more than 10 years from the date of issuance, the rate of interest and the dates on which interest is payable. Such resolution shall prescribe all the details of the bonds and shall provide for the levy and collection of a direct annual tax upon all taxable property in the county sufficient to pay the principal of the bonds at maturity and the interest thereon as it falls due. Such tax is not subject to any statutory limitations relative to taxes that may be extended for county purposes.
55 ILCS 5/5-1027