On-Road Vehicle and Engine Emission Regulations (SOR/2003-2)

Regulations are current to 2015-10-27 and last amended on 2015-07-16. Previous Versions


  •  (1) The national emissions mark is the mark set out in Schedule 2.

  • (2) The national emissions mark shall be at least 7 mm in height and 10 mm in width.

  • (3) The national emissions mark shall be located

    • (a) on or immediately beside the U.S. information label referred to in paragraph 35(1)(d); or

    • (b) on or immediately beside the compliance label applied in accordance with the Motor Vehicle Safety Regulations.

  • (4) The national emissions mark shall be on a label that

    • (a) is permanently applied to the vehicle or engine;

    • (b) is resistant to or protected against any weather condition; and

    • (c) bears inscriptions that are legible, indelible and that are indented, embossed or in a colour that contrasts with the background of the label.

  • (5) Subject to subsection (6), a company that has been authorized to apply the national emissions mark shall display the authorization number assigned by the Minister in figures that are at least 2 mm in height, immediately below or to the right of the national emissions mark.

  • (6) A company is not required to display its authorization number if

    • (a) the company is authorized by the Minister of Transport to apply the national safety mark in accordance with the Motor Vehicle Safety Act;

    • (b) the company applies both the national emissions mark and the national safety mark to the vehicle; and

    • (c) the national emissions mark is on the same label as the national safety mark.

  • SOR/2015-186, s. 5.

 [Repealed, SOR/2013-8, s. 5]

 [Repealed, SOR/2013-8, s. 5]


Emission Control Systems

  •  (1) An emission control system that is installed in a vehicle or engine to enable it to conform to the standards set out in these Regulations shall not

    • (a) in its operation, release a substance that causes air pollution and that would not have been released if the system were not installed; or

    • (b) in its operation or malfunction, make the vehicle unsafe or endanger persons or property in or near the vehicle.

  • (2) No vehicle or engine shall be equipped with a defeat device.

  • (2.1) Despite subsection (2), an ambulance, police vehicle or fire fighting vehicle may be equipped with a defeat device if the device is one that is activated during emergency response operations to maintain speed, torque or power in either of the following circumstances:

    • (a) the emission control system is in an abnormal state, or

    • (b) the device acts to maintain the emission control system in a normal state.

  • (3) Subject to subsection (4), a defeat device is an auxiliary emission control device that reduces the effectiveness of the emission control system under conditions that may reasonably be expected to be encountered in normal vehicle operation and use.

  • (4) An auxiliary emission control device is not a defeat device if

    • (a) the conditions referred to in subsection (3) are substantially included in the emission test procedures referred to in subsection 18(1);

    • (b) it is needed to protect the vehicle against damage or accident; or

    • (c) its use does not go beyond the requirements of engine starting.

  • SOR/2006-268, s. 4(E);
  • SOR/2015-186, s. 6.