Alcohol, drugs and distractionsQuestion 32 of 318

Which substances can cause an impaired driving charge?

  1. Alcohol only
  2. Alcohol and illegal drugs only
  3. Alcohol, drugs and medication
  4. Only cannabis
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Correct answer: Alcohol, drugs and medication

Driving impaired by alcohol, drugs or medication is dangerous and punished by law. Both the Criminal Code and the Highway Safety Code apply.

Source: Driver's Handbook, 2nd edition (SAAQ, 2018), Chapter 1, The Driver > Driving while impaired, page 53

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Questions last reviewed: 18 October 2026