Is it illegal to cross a double yellow centerline on a road when making a left turn into a private driveway?
Usually this is not illegal, but it is necessary to check individual State and/or local laws to be sure. The MUTCD calls for “two-direction no-passing zone” centerline markings to separate opposing directions of traffic on undivided multilane roads. That is, the double yellow line separates the opposing flows and prohibits travel to the left of the centerline for “passing” (i.e., overtaking a slower moving vehicle) in either direction. The text in the MUTCD does not in itself preclude left turns into driveways. That is an issue that can vary from state to state. The Uniform Vehicle Code, which is a model for state and local traffic ordinances that is published by the National Committee on Uniform Traffic Laws and Ordinances (www.ncutlo.org), states in section 11-301(c) that on any two-way roadway having four or more lanes of moving traffic no vehicle shall be driven to the left of the centerline, and “this shall not be construed as prohibiting the crossing of the centerline in making a
