Ontario G1 Test Coach
Licences and penaltiesQuestion 100 of 328

Up to what age must every driver have a blood-alcohol level of zero, whatever the licence class?

  1. 21 and under
  2. 18 and under
  3. 19 and under
  4. 25 and under
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Correct answer: 21 and under

All drivers aged 21 and under must have zero alcohol in the blood. This applies to every licence class.

Source: The Official MTO Driver's Handbook (Ontario Ministry of Transportation), Other ways to lose your licence, Zero Blood-Alcohol Concentration ( BAC ) for novice and young drivers

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Questions last reviewed: 18 October 2026