It shall be the duty of county and city boards of education to pay teachers’ salaries promptly when due and, if funds on hand are insufficient, to secure such current loans as are necessary to pay teachers’ salaries and other current expenses when due in accordance with the provisions of Section year; authority to contract with T.V.A. to obtain funds to improve energy-inefficient school buildings with approval of state superintendent” class=”unlinked-ref” datatype=”S” sessionyear=”2020″ statecd=”AL” title=”16″>16-13-145. If any board of education fails to pay the salaries of its teachers in its employ for any month within 10 days after such salaries are due, the county or city superintendent of education, as the case may be, must on the eleventh day of such delinquency make a full and complete report to the State Superintendent of Education of the reasons for such delinquency. No county or city board of education shall have the authority to issue certificates of indebtedness to teachers or to other creditors of the board, but if current funds on hand are insufficient to pay teachers’ salaries and other current expenses when due, the board shall secure current loans and pay its teachers and other current expenses on time as authorized in Section 16-13-145.