32-26-6. Lane driving required--Changing lanes--Violation as misdemeanor.
On a roadway divided into lanes, a vehicle shall be driven as nearly as practicable entirely within a single lane and may not be moved from such lane until the driver has first ascertained that such movement can be made with safety. A violation of this section is a Class 2 misdemeanor.
Source: SL 1961, ch 150, §1 (1); SL 1989, ch 255, §145.