Driving to the left of centre
You may not drive to the left of the roadway centre on two-way streets, roads or highways unless it's safe and there's no traffic approaching.
One-way highways
You may not travel in the wrong direction on a one-way highway.
Divided highways
Travel in the right hand driving lane and only use the left lane for passing, turning left or emergency manoeuvers.
Controlled access highways
In the case of controlled access highways or freeways, you may not enter or leave except at the exit or entrance provided.