Section 30 ILCS 350/9 - Provisions for interest(a) The proceeds of bonds may be used to provide for the payment of interest upon such bonds for a period not to exceed the greater of 2 years or a period ending 6 months after the estimated date of completion of the acquisition and construction of the project or accomplishment of the purpose for which such bonds are issued.(b) In addition it shall be lawful for the governing body of any governmental unit issuing bonds to appropriate money for the purpose of paying interest on such bonds during the period stated in subsection (a) of this Section. Such appropriation may be made in the ordinance authorizing such bonds and shall be fully effective upon the effective date of such ordinance without any further notice, publication or approval whatsoever.(c) The governing body of any governmental unit may authorize the transfer of interest earned on any of the moneys of the governmental unit, including moneys set aside to pay debt service, into the fund of the governmental unit that is most in need of the interest. This subsection does not apply to any interest earned that has been earmarked or restricted by the governing body for a designated purpose. This subsection does not apply to any interest earned on any funds for the purpose of municipal retirement under the Illinois Pension Code and tort immunity under the Local Governmental and Governmental Employees Tort Immunity Act. Interest earned on those funds may be used only for the purposes authorized for the respective funds from which the interest earnings were derived.P.A. 85-1419; 92-879, eff. 1/13/2003.