65 ILCS 5/11-65-5

The corporate authorities, in the manner and at the time provided by law, shall provide by ordinance for the collection of a direct annual tax sufficient to pay the interest on bonds issued under this Division 65 as it falls due, and also to pay the principal thereof as it falls due, unless the bonds are to be payable from sources other than a tax levy.

Except that the corporate authorities of any municipality A) with a population of 12,500 or more but less than 25,000 that i) is located in a county with a population of 250,000 or more but less than 260,000 and ii) does not levy a property tax; or B) with a population between 40,000 and 75,000 shall not levy a property tax for purposes of this Division 65.