Each ordinance or resolution providing for (a) the appropriation of money, (b) an annual tax levy, (c) improvements petitioned for by the owners of a majority of the foot frontage of the property benefited and to be specially assessed therefor and (d) any emergency ordinance or resolution necessary for the immediate preservation of the public peace, health or safety, shall take effect, unless a later time be specified therein, upon its signature by the Mayor, or upon the expiration of the time within which it may be disapproved by the Mayor, or upon its passage after disapproval by the Mayor, as the case may be. All other ordinances and resolutions shall take effect and be operative in the manner provided by the general laws of the State of Ohio. Each emergency measure shall contain a statement of the necessity for such emergency action and shall require the affirmative vote of two-thirds of the members of the Council for its enactment. No ordinance or resolution (a) relating to any changes in the boundaries or the zoning ordinance of the Municipality, (b) providing for the surrender or joint exercise of any of its powers, (c) granting any franchise, or (d) contracting for the supply to the Municipality or its inhabitants of the product or service of any utility, whether Municipally owned or not, shall be enacted as an emergency measure.