The budget adopted by council shall contain (a) an estimate of anticipated revenue from all sources for the ensuing year; (b) an estimate of the general fund cash surplus at the end of the current fiscal year, or of the deficit to be made up by appropriation; (c) the estimated expenditures necessary for the operation of the several departments, offices, and agencies of the city; (d) debt service requirements for the ensuing fiscal year; (e) an estimate of the sum required to be raised by the tax levy for the ensuing fiscal year; (f) a balance between the total estimated expenditures and total anticipated revenue from all sources, taking into account the estimated general fund cash surplus or deficit at the end of the current fiscal year. All estimates shall be in detail, showing revenues by sources and expenditures by organizational units, activities, character or object. (Ord. No. 91-47, § 9, 11-13-1991)