Each proposed ordinance shall be introduced in written form. The style of all ordinances passed by the Commission shall be “The City of East Grand Rapids ordains:”. No ordinance shall be finally passed by the Commission at the same meeting at which it is introduced except an emergency ordinance. An emergency ordinance shall contain a declaration that a public emergency exists affecting life, health, property or the public peace, and describe the emergency in clear and specific terms. The effective date of an ordinance shall be stated in the text of the ordinance and shall be not less than ten days from the date of its passage, except an emergency ordinance, which may be given immediate effect