Rule 42 - The Highway Code

When on the road, Class 3 vehicles should travel in the direction of the traffic. Class 2 users should always use the pavement when it is available. When there is no pavement, you should use caution when on the road. Class 2 users should, where possible, travel in the direction of the traffic. If you are travelling at night when lights MUST be used, you should travel in the direction of the traffic to avoid confusing other road users.

Law UICHR reg 9