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Commercial driver licence Knowledge Test for Class 1/2/3 or 4

When you apply for a commercial Learner’s licence, you will need to take:

You can take the knowledge test at any driver licensing office except these locations:

No appointment is necessary.

For your knowledge test, arrive at least one hour before closing time.

Bring the required ID and if you are 18 years old, you will need to bring your parent or legal guardian for a Class 3 licence.

The knowledge test is conducted entirely in English. You are not allowed any assistance when taking the test.

All commercial knowledge tests are multiple choice and consist of 35 questions, of which 28 need to be answered correctly. All of the information required to answer the test questions can be found in Driving Commercial Vehicles. You will need to also re-qualify and pay again for the knowledge test to renew your commercial Learner’s licence, which is valid for one year.

The commercial air brake knowledge test

To write the air brake knowledge test, you must pass an air brake course or have acceptable proof of air brake experience. You can attempt the air brake course three times. After that you must re-do part of the air brake course. You also need to know the material presented in Chapters 2, 7, 8 and 9 of Driving Commercial Vehicles to pass this test.

The Air Brake 15 endorsement is automatically added to the commercial Learner’s driver licence so you can practice with air brake equipped vehicles.

If you take your knowledge test for a commercial licence and air brake at the same time, you are charged only a single fee.