(a) Notice and Hearing. The Council shall publish in one or more newspapers of general circulation in the City the general summary of the budget and a notice stating:
(1) The times and places where copies of the message and budget are available for inspection by the public, and
(2) The time and place, not less than two weeks after such publication, for a public hearing on the budget.
(b) Amendment Before Adoption. After the public hearing, the Council may adopt the budget with or without amendment. In amending the budget, it may add or increase programs or amounts and may delete or decrease any programs or amounts, except expenditures required by law or for debt service or for estimated cash deficit, provided that no amendment to the budget shall increase the authorized expenditures to an amount greater than the total of estimated income.
(c) Adoption. The Council shall adopt the budget on or before the 20th day of March of the fiscal year currently ending. If it fails to adopt the budget by this date, the amounts appropriated for current operation for the current fiscal year shall be deemed adopted for the ensuing fiscal year on a month-to-month basis, with all items in it prorated accordingly, until such time as the Council adopts a budget for the ensuing fiscal year. Adoption of the budget shall constitute appropriations of the amounts specified therein as expenditures from the funds indicated.