Vehicle and equipmentQuestion 59 of 318

Is it legal to drive a car that has a radar detector?

  1. Yes, if you do not use it on the highway
  2. Yes, if you turn it off
  3. Yes, if you bought it outside Québec
  4. No, it is prohibited
Show answer

Correct answer: No, it is prohibited

It is against the law to install, sell or drive with a radar detector. A police officer can stop you and take it.

Source: Driver's Handbook, 2nd edition (SAAQ, 2018), Chapter 2, The Vehicle > Radar detectors, page 89

Practice vehicle and equipment

Questions last reviewed: 18 October 2026