Columbia When ordinance effective ordinance (§ 2-92)
Chapter 2: Administration · Article II. City Council
Unless otherwise specified, every ordinance shall become effective twenty (20) days after its final passage. If an ordinance is submitted at a referendum election or as a result of an initiative petition, it shall become effective upon the declaration by the council, after canvassing the election returns, that it has received the favorable vote of a majority of those voting thereon.
Official source: City of Columbia official Code of Ordinances (online): look up Sec. 2-92
Text from Supplement 139 (September 3, 2026).
Last checked November 1, 2026. The city's official copy controls; this page is a reading copy, not legal advice.