Safe drivingQuestion 228 of 309
Every driver under what age must have zero alcohol in the blood?
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Correct answer: 21
A driver under 21 must keep a blood alcohol level of zero while driving.
Source: New Brunswick Driver's Handbook (Government of New Brunswick, 2022), 5.9 Impaired driving, page 64
Practice safe drivingQuestions last reviewed: 18 October 2026