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General application
A commercial vehicle may not be operated on a highway unless the following are displayed on the driver and passenger sides of the vehicle in letters and numbers at least 50 millimetres in height and in a color contrasting with the background:
- The owner’s name or logotype;
- The vehicle’s empty weight; and
- The vehicle’s licensed maximum gross weight.
Exceptions
The vehicle marking requirements do not apply to the following:
- A bus;
- A vehicle classified for registration as a Class 2 vehicle if it is primarily used for farming purposes;
- A vehicle that is registered as a Class 2 commercial vehicle;
- A vehicle having a licensed maximum gross weight of not more than 4,500 kilograms;
- A vehicle owned by the Government of Canada, the Government of Alberta or the government of another province or by a municipality or school board;
- A vehicle carrying mail as defined in the Canada Post Corporation Act (Canada) if it bears the insignia or similar identifying mark or name authorized pursuant to the Canada Post Corporation Act (Canada);
- A trailer.
Tankers transporting flammable liquids or gases
Commercial vehicles transporting a tank with a capacity of 5,000 litres or more that are transporting flammable liquids or flammable gas, or a highway tank used for the transportation of flammable liquids or flammable gas, must be marked on the rear with the words “This truck stops at uncontrolled railway crossings.”
The marking surface must be reflectorized and as close to white as possible. The letters must be black and at least 50 millimetres in height, with the exception of the word “stops”, which must be 75 millimetres in height.
The lettering (stroke) width must be uniform throughout and must be at least 9.5 millimetres in width, with the exception of the word “stops”, which must be at least 13 millimetres in stroke width. Series B lettering as defined in the “Standard Alphabets for Traffic Control Devices” published by the United States Federal Highway Administration must be used.
The overall dimensions of the marking must be at least 350 millimetres by 600 millimetres and formatted to take up two to four lines of lettering.
Markings must be clean and visible at all times.
Law
Traffic Safety Act
Regulation
Commercial Vehicle Safety Regulation,121/2009