South Australia · Learner's Theory Test · Road rules

When must your vehicle's headlights, rear lights and number plate light be switched on?

The answer

Between sunset and sunrise, and whenever rain, dust or fog reduces visibility Correct
Only when street lighting is poor
Only on country roads at night
Only when other vehicles are nearby

Why that's the answer

Your headlights, rear lights and number plate light must be on when driving between sunset and sunrise, and in hazardous weather causing reduced visibility such as rain, dust or fog.

Where this rule comes from

Department for Infrastructure and Transport – The Driver's Handbook Official source

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