Ontario road signs: the eight types on the knowledge test

The Ontario knowledge test has a section on traffic signs. The Official MTO Driver's Handbook groups road signs into eight types, and the list below follows the handbook's own order and wording. Our practice test draws on 130 Ontario road-sign questions covering these types.

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Regulatory signs

These signs give a direction that must be obeyed. They are usually rectangular or square with a white or black background and black, white or coloured letters. A sign with a green circle means you may or must do the activity shown inside the ring. A red circle with a line through it means the activity shown is not allowed.

Warning signs

These signs warn of dangerous or unusual conditions ahead such as a curve, turn, dip or sideroad. They are usually diamond-shaped and have a yellow background with black letters or symbols.

Temporary condition signs

These signs warn of unusual temporary conditions such as road work zones, diversions, detours, lane closures or traffic control people on the road. They are usually diamond-shaped with an orange background and black letters or symbols.

Information and direction signs

These signs tell you about distances and destinations. They are usually rectangular with a green background and white letters. Other signs with different colours guide you to facilities, services and attractions.

High Occupancy Vehicle (HOV) signs

Only public vehicles such as buses, or passenger vehicles carrying a specified minimum number of passengers, may use this lane. Vehicles cannot change lanes into or out of a high-occupancy vehicle lane in this area.

Emergency response signs

Some information signs include a numbering system along the bottom of the sign to assist emergency vehicles and drivers in determining an appropriate route.

Bilingual signs

Watch for these signs when driving in designated bilingual areas. Read the messages in the language you understand best. Bilingual messages may be together on the same sign or separate, with an English sign immediately followed by a French sign.

Other signs

The slow-moving vehicle sign is an orange triangle with a red border. It alerts other drivers that the vehicle ahead will be travelling at 40 km/h or less.

Source: Official MTO Driver's Handbook, ontario.ca, verified 5 November 2026

The Ontario knowledge test: the official facts

Every figure below is quoted from the body that runs the test.

book

Pass mark: 80% of the whole test

DriveTest states: you must earn a total score of at least 80% to pass the test. The pass mark applies to the test overall, not to one section.

exam

The test is not timed

DriveTest states the knowledge test is not timed and that you can take all the time you need to finish it, until the office closes. A test typically takes 20 to 30 minutes, but that is a typical duration and not a limit.

sheet

Two or three sections, one of them signs

DriveTest states each knowledge test has two or three sections, giving one section on signs and one on rules of the road as the example.

thinking

Fail one section, re-sit only that section

DriveTest states test results are valid for one year, and that if you re-try within one year you only have to re-try the sections that did not meet MTO standards. That is why practising signs on their own is worth doing.

Practise every Ontario road sign

Our Ontario road signs practice test covers all eight sign types in one sitting, with 130 questions drawn from the sign categories above. Every question shows the sign and asks what it means, in the same multiple-choice format the real test uses.

Open the Ontario road signs practice test

Riding a motorcycle? Practise the M1 signs

The M1 knowledge test for motorcycles also has a signs section. Our M1 signs practice test carries 130 questions.

Open the M1 road signs practice test

Or take the full M1 practice test Ontario, which covers the rules of the road as well as the signs.

DriveTest states that all knowledge tests are multiple choice and are created by the Ministry of Transportation. Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

Ready to practise Ontario road signs?

Work through every sign type in one free practice test. No sign-up, and your result is shown as you go.

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Ontario road signs: frequently asked questions

FAQs

DriveTest states that you must earn a total score of at least 80% to pass the test. The 80% applies to the test as a whole.

Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

No. DriveTest states the test is not timed and that you can take all the time you need to finish it, until the office closes. It also states a test typically takes 20 to 30 minutes, which is a typical duration rather than a time limit.

Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

Yes. DriveTest states each knowledge test has two or three sections, and gives one section on signs and one section on rules of the road as its example.

Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

DriveTest states that test results are valid for one year, and that if you re-try the test within one year you only have to re-try the sections that did not meet MTO standards.

Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

The Official MTO Driver's Handbook groups road signs into eight types: regulatory, warning, temporary condition, information and direction, High Occupancy Vehicle (HOV), emergency response, bilingual, and other signs.

Source: Official MTO Driver's Handbook, ontario.ca, verified 5 November 2026

The handbook states warning signs are usually diamond-shaped with a yellow background and black letters or symbols, and that they warn of dangerous or unusual conditions ahead such as a curve, turn, dip or sideroad.

Source: Official MTO Driver's Handbook, ontario.ca, verified 5 November 2026

Both are usually diamond-shaped. The handbook states warning signs have a yellow background, while temporary condition signs have an orange background and warn of road work zones, diversions, detours, lane closures or traffic control people on the road.

Source: Official MTO Driver's Handbook, ontario.ca, verified 5 November 2026

DriveTest states that knowledge tests are multiple choice, and the MTO handbook states that all knowledge-test questions follow a multiple-choice format.

Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

DriveTest states that questions on the knowledge test are based on the official driver's handbook for the class of licence you want, and that the tests are created by the Ministry of Transportation.

Source: DriveTest (licensed by the Government of Ontario), drivetest.ca/tests/knowledge-tests/, verified 5 November 2026

Yes. The Ontario road signs practice test on this page is free to use and needs no sign-up.