Columbia Obedience to no-turn signs ordinance (§ 14-264)
Chapter 14: Motor Vehicles and Traffic · Article IV. Operation
In short: Drivers must obey posted signs that prohibit right turns, left turns, U-turns or right turns on red.
Our plain-English summary, not the official text or legal advice. The ordinance below is what counts.
Whenever authorized signs are erected indicating that no right, left, U-turn or right turn on red is permitted, no driver of a vehicle shall disobey the directions of any such sign.
Official source: City of Columbia official Code of Ordinances (online): look up Sec. 14-264
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.