The Board of Education shall adopt a date for the beginning of each fiscal year appropriate to the requirements of the District and shall adopt a fiscal calendar consistent with such fiscal year and with all public notice and other timing requirements of this Article and state law. Any change in fiscal year shall be made only after public notice and public hearing on the proposed change. Not less than ninety (90) days prior to any proposed change in fiscal year, the Board shall publish, by advertisement at least once in two newspapers of general circulation printed in the City, notice of such proposed change; such advertisement shall include notice of public hearing scheduled for not less than sixty (60) days before such change is to become effective.