When is it permitted to remain in the left lane on a highway besides passing?

Remaining in the left lane on a highway is generally restricted to instances of passing other vehicles; however, there are specific scenarios in which it is permissible to use the left lane for purposes other than passing. One such scenario is when the left lane is designated for turning. This regulation helps to ensure that traffic flows smoothly and safely while allowing drivers to position themselves correctly for upcoming turns.

When the left lane is specifically marked for turning, it is understood that drivers in that lane are preparing to make a left turn at an intersection or exit. This designation indicates that using the left lane is appropriate and necessary, contrasting with other conditions that might lead to congestion or impede traffic flow if the lane were used for general travel instead of passing or turning.

Understanding the context of highway lane usage is crucial, as it helps maintain orderly traffic and reduces the potential for accidents.