{"data":{"id":"us-ca/veh-21658","jurisdiction":"us-ca","citation":"VEH § 21658","heading":"","body":"Whenever any roadway has been divided into two or more clearly marked lanes for traffic in one direction, the following rules apply:\n(a) A vehicle shall be driven as nearly as practical entirely within a single lane and shall not be moved from the lane until such movement can be made with reasonable safety.\n(b) Official signs may be erected directing slow-moving traffic to use a designated lane or allocating specified lanes to traffic moving in the same direction, and drivers of vehicles shall obey the directions of the traffic device.","path":["Vehicle Code - VEH","DIVISION 11. RULES OF THE ROAD [21000. - 23336.]","CHAPTER 3. Driving, Overtaking, and Passing [21650. - 21761.]","ARTICLE 1. Driving on Right Side [21650. - 21664.]"],"source_url":"https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zip","current_through":"2026-09-13","vintage":"","retrieved_at":"2026-09-14T05:56:33Z","sha256":"ca0faeb03a0cda32689c6bc18d73b3f20775715af034d79cd0481405b625b2a9","source_id":"us-ca","stale":false,"prev":"us-ca/veh-21657","next":"us-ca/veh-21658.1"},"notice":"GroundRules: Original legal text. Not legal advice."}