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Smart Serve Practice Test · Question

In Ontario, what is the legal blood alcohol concentration (BAC) limit for most fully licensed drivers?

In Ontario, the legal BAC limit for most fully licensed drivers (21 years or older, with a G class licence) is 0.08%. Anything 0.08% or above is a criminal offe

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Question: In Ontario, what is the legal blood alcohol concentration (BAC) limit for most fully licensed drivers?

Answer options:

  • 0.05% ✅ 0.08%
  • 0.00%
  • 0.10%

Correct answer: 0.08%

Explanation: In Ontario, the legal BAC limit for most fully licensed drivers (21 years or older, with a G class licence) is 0.08%. Anything 0.08% or above is a criminal offence. However, there are also consequences for BAC between 0.05% and 0.08% (warn range, option A), and a zero-tolerance policy (0.00%) for young drivers and those with G1/G2 licences (option C).

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