Section 9.2.  Budget -- Recommended budget.
   On or before the third Monday in May in each year the city manager shall submit to the council a recommended budget for the next fiscal year which, considering any anticipated unexpended balance or deficit at the end of the current fiscal year, is within the tax limit and other anticipated revenue of the city.  Such recommended budget shall include therein at least the following information:
   (a)   The detailed estimates of the city manager, with supporting explanation of proposed expenditures for each office, department, and board of the city, with a comparison of the actual expenditures for the corresponding items for the last preceding fiscal year in full, and the expenditures for the current fiscal year to March 31 and an estimate of the expenditures for the balance of the current fiscal year;
   (b)   Statements of the indebtedness of the city, showing the principal and interest requirements for the next fiscal year, the debt authorized and unissued and the condition of the sinking and debt retirement funds, if any;
   (c)   Detailed estimates of all anticipated revenues of the city from sources other than taxes, with a comparative statement of the amounts estimated for and actually received from each of the same or similar sources for the last preceding fiscal year in full, for the current fiscal year to March 31, and estimated revenues therefrom for the balance of the current fiscal year;
   (d)   A statement of the estimated accumulated cash and unencumbered balances, or deficits, at the end of the current fiscal year;
   (e)   An estimate of the amount of money to be raised from taxes to be levied, from delinquent taxes, and the amount to be raised from bond issues which, together with available unappropriated funds and any revenues from other sources, will be necessary to meet the proposed expenditures;
   (f)   Such other supporting information as the council may request.