(1) The full amount required for interest on the indebtedness of the unit and for sinking funds and for principal of serial bonds maturing during the fiscal year;

(2) A detailed statement of the amounts required during the fiscal year for the expense of conducting or operating each department, division, office or board and the subdivisions of each;

(3) The amount of any cash deficit, being the sum of all outstanding and unpaid bills or other lawful obligations and all amounts payable to all special funds of the unit at the close of the preceding fiscal year incurred for debt or other lawful charges in connection with the operation of the unit, to the extent that such sum exceeds the cash on hand or on deposit to the credit of the general funds of the unit, exclusive, however, of any cash derived from prepaid taxes or other sources applicable to the budget of the succeeding fiscal year; and

(4) An itemized estimate of the cash receipts to be available during the current fiscal year, but such itemized estimate shall be subject to the following provisions:

(A) Such estimate of collections of delinquent taxes shall not exceed an amount which represents the same percentage of the amount of taxes delinquent on the first day of the current fiscal year as the percentage of delinquent taxes outstanding on the first day of the preceding fiscal year which were actually collected in cash during such preceding fiscal year;

(B) Such estimate of collections of special assessments shall not exceed an amount which represents the same percentage of the amount of special assessments unpaid and owing to the unit on the first day of the current fiscal year as the percentage of special assessments unpaid and owing to the unit on the first day of the preceding fiscal year which were actually collected in cash during such preceding fiscal year;

(C) Such estimate of collections of miscellaneous revenues from sources other than taxes or special assessments shall in no instance nor as to any item be in an amount in excess of the amount of such miscellaneous revenues collected in cash in the preceding year; provided, that there may be included in the estimated cash receipts such amount of additional miscellaneous revenues to be derived from sources other than ad valorem taxes or special assessments as may be approved by the comptroller of the treasury or the comptroller's designee; and

(D) The amount of the cash surplus, being an amount not larger than the amount of cash on hand or on deposit to the credit of the general funds of the unit at the close of the preceding fiscal year exclusive, however, of any cash derived from prepaid taxes or other sources applicable to the budget of the succeeding fiscal year, to the extent that such cash is in excess of all outstanding and unpaid bills or other obligations lawfully incurred during such fiscal year and all amounts payable therefrom to all special funds of the unit.