Indiana Code Title 14. Natural and Cultural Resources § 14-27-6-51

(1) The board shall periodically certify items of expense to the controller of the city directing the controller to pay the amounts.  The controller shall draw a warrant that shall be paid out of the general money of the city not appropriated without special appropriation being made by the city fiscal body or approval of any other body.

(2) If there is not unappropriated general money of the city, the controller shall recommend to the city fiscal body the temporary transfer from other money of the city of a sufficient amount to meet the items of expense or the making of a temporary loan for this purpose.  The city fiscal body shall immediately make the transfer or authorize the temporary loan in the same manner that other transfers and temporary loans are made by the city.  The amount advanced by the city may not exceed fifty thousand dollars ($50,000), and the fund of the city from which the advancement is made shall be fully reimbursed and repaid by the authority out of the first proceeds of the taxes levied under this chapter.  Money advanced by the city may not be used in the acquisition of real property.