Newly incorporated cities that have not received revenues from property taxes may issue temporary non-negotiable notes bearing interest at a rate not exceeding 6 percent per annum to pay lawfully incurred current expenses and the salaries and wages of officers and employees. Said notes must be repaid on or before the last day of the fiscal year in which the money is borrowed and the maturity date of said notes shall not be later than said last day. The aggregate amount of said notes shall not exceed 85 percent of the anticipated revenues for the fiscal year in which the money is borrowed. Said notes shall be repaid only from revenues received during or allocable to the fiscal year in which the money is borrowed.