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California Vehicle Code Section 21658

Legal Research Home > California Lawyer > Vehicle Code > California Vehicle Code Section 21658

Whenever any roadway has been divided into two or more
clearly marked lanes for traffic in one direction, the following
rules apply:
   (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.
   (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.

Last modified: January 12, 2009