No ordinance which must be published to comply with the foregoing section shall go into effect until ten days after it is so published unless a statement of the urgency of the ordinance is contained in it and it achieves passage by a two-thirds vote of the members of the corporate authorities then holding office. In all other cases, the ordinances shall go into effect upon the passage thereof, as provided by statute, even though the operation of the ordinance may not take effect until a later date.
(`79 Code, § 30.023) (Ord. 919, passed 12-1-80)