On-Road Vehicle and Engine Emission Regulations (SOR/2003-2)
Full Document:
- HTMLFull Document: On-Road Vehicle and Engine Emission Regulations (Accessibility Buttons available) |
- XMLFull Document: On-Road Vehicle and Engine Emission Regulations [266 KB] |
- PDFFull Document: On-Road Vehicle and Engine Emission Regulations [645 KB]
Regulations are current to 2024-08-18 and last amended on 2022-10-03. Previous Versions
Fleet Average Standards (continued)
- SOR/2006-268, s. 6
- SOR/2015-186, s. 20
Fleet Average NMOG + NOX Standards — 2017 and Later Model Years
Light-duty Vehicles, Light-duty Trucks and Medium-duty Passenger Vehicles
24.1 (1) Subject to subsection (2), for the 2017 to 2024 model years, the average NMOG + NOX value for each of the following fleets of a specific model year shall not exceed the applicable fleet average NMOG + NOX standard set out for the model year in question in Tables 3 and 4 of section 1811 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR:
(a) a company’s fleet that is composed of all of its light-duty vehicles and light-duty trucks 1 to which the applicable NMOG + NOX standard applies for a useful life of 120,000 miles;
(b) a company’s fleet that is composed of all of its light-duty vehicles and light-duty trucks 1 to which the applicable NMOG + NOX standard applies for a useful life of 150,000 miles; and
(c) a company’s fleet that is composed of all of its light-duty trucks 2, heavy light-duty trucks and medium-duty passenger vehicles.
(2) For the 2017 model year, the fleet referred to in paragraph (1)(c) is composed only of all of a company’s light-duty trucks 2.
- SOR/2015-186, s. 27
24.2 For the 2025 and later model years, the average NMOG + NOX value for each of the following fleets of a specific model year shall not exceed the applicable fleet average NMOG + NOX standard set out in Table 1 of section 1811 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR:
(a) a company’s fleet that is composed of all of its light-duty vehicles and light-duty trucks 1 to which the applicable NMOG + NOX standard applies for a useful life of 120,000 miles;
(b) a company’s fleet that is composed of all of its light-duty vehicles and light-duty trucks 1 to which the applicable NMOG + NOX standard applies for a useful life of 150,000 miles; and
(c) a company’s fleet that is composed of all of its light-duty trucks 2, heavy light-duty trucks and medium-duty passenger vehicles.
- SOR/2015-186, s. 27
Class 2B Vehicles and Class 3 Vehicles
24.3 For the 2018 to 2021 model years, the average NMOG + NOX value for each fleet that is composed of all of a company’s Class 2B vehicles or all of a company’s Class 3 vehicles of a specific model year shall not exceed the applicable fleet average NMOG + NOX standard set out for the model year in question in Table 4 of section 1816 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR.
- SOR/2015-186, s. 27
24.4 For the 2022 and later model years, the average NMOG + NOX value for each fleet that is composed of all of a company’s Class 2B vehicles or all of a company’s Class 3 vehicles of a specific model year shall not exceed the applicable fleet average NMOG + NOX standard set out in Table 1 of section 1816 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR.
- SOR/2015-186, s. 27
Calculation of Fleet Average NMOG + NOX Values
24.5 (1) Subject to section 25.1, for each of a company’s fleets referred to in sections 24.1 to 24.4, the company shall calculate the average NMOG + NOX value in accordance with the following formula:
[Σ (A × B)]/C
where
- A
- is the NMOG + NOX standard for each full useful life emission bin;
- B
- is the number of vehicles in the fleet that conform to the NMOG + NOX standard for the full useful life emission bin in question; and
- C
- is the total number of vehicles in the fleet.
(2) The average NMOG + NOX value for the fleet shall be rounded to the same number of significant figures that are contained in the total number of vehicles in the fleet in the denominator in subsection (1), but to at least three decimal places.
- SOR/2015-186, s. 27
Fleet Average Cold NMHC Standards
24.6 For the 2017 and later model years, the average cold NMHC value for a company’s fleet that is composed of all of its light-duty vehicles and light light-duty trucks of a specific model year that are fueled by gasoline shall not exceed the applicable fleet average cold NMHC standard set out in Table 5 to section 1811 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR.
- SOR/2015-186, s. 27
- SOR/2018-98, s. 67
24.7 For the 2017 and later model years, the average cold NMHC value for a company’s fleet that is composed of all of its heavy light-duty trucks and medium-duty passenger vehicles of a specific model year that are fueled by gasoline shall not exceed the fleet average cold NMHC standard set out for heavy light-duty trucks in Table 5 to section 1811 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR.
- SOR/2015-186, s. 27
- SOR/2018-98, s. 67
Calculation of Fleet Average Cold NMHC Values
24.8 (1) Subject to section 25.2, for each of a company’s fleets referred to in sections 24.6 and 24.7, the company shall calculate the average cold NMHC value in accordance with the following formula:
[Σ (A × B)]/C
where
- A
- is the family emission limit for cold NMHC for each test group;
- B
- is the number of vehicles in the fleet that conform to the family emission limit for the test group in question; and
- C
- is the total number of vehicles in the fleet.
(2) The average cold NMHC value for the fleet shall be rounded to one decimal place.
- SOR/2015-186, s. 27
Fleet Average Evaporative Emission Standards
24.9 For the purposes of sections 24.10, 24.11, 25.3, 26.3, 27 and 28, for vehicles of a specific model year, the following groupings are considered to constitute separate fleets for the purpose of evaporative emission averaging:
(a) all of a company’s light-duty vehicles and light-duty trucks 1;
(b) all of a company’s light-duty trucks 2;
(c) all of a company’s heavy light-duty trucks and medium-duty passenger vehicles; and
(d) all of a company’s Class 2B vehicles and Class 3 vehicles.
- SOR/2015-186, s. 27
24.10 (1) The average evaporative emission value for the following fleets of a specific model year shall not exceed the applicable fleet average evaporative emission standards set out in Table 1 of section 1813 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR for the percentage of vehicles of the model year in question referred to in subsection (5) or (6):
(a) for the 2017 and later model years, a company’s fleet of light-duty vehicles and light-duty trucks 1 and a company’s fleet of light-duty trucks 2; and
(b) for the 2018 and later model years, a company’s fleet of heavy light-duty trucks and medium-duty passenger vehicles and a company’s fleet of Class 2B vehicles and Class 3 vehicles.
(2) For the 2017 to 2022 model years, a company shall calculate the percentage of its vehicles of the model year in question in a given fleet that conform to the applicable standards referred to in subsection (1) unless each vehicle in the fleet
(a) is covered by an EPA certificate, conforms to the evaporative emission standards referred to in the EPA certificate and is of a model that is sold in greater numbers in the United States than in Canada; or
(b) conforms to the applicable evaporative emission standards set out in Table 1 of section 1813 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR, whether or not it is covered by an EPA certificate.
(3) For the 2017 to 2022 model years, a company may, in calculating the percentage of its vehicles of the model year in question in a given fleet that conform to the applicable standards referred to in subsection (1), take into account the allowances set out in section 1813(g)(1) of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR.
(4) In determining the number of vehicles in a given fleet that are to meet the evaporative emission standards referred to in subsection (1), in accordance with the applicable percentage, a company may exclude from the fleet all of its vehicles that are covered by an EPA certificate and that are of a model that is sold in greater numbers in the United States than in Canada.
(5) Subject to subsection (6), the percentage of vehicles of a specific model year in a given fleet that meet the evaporative emission standards referred to in subsection (1) shall be greater than or equal to the percentage set out in Table 3 of section 1813 of Title 40, chapter I, subchapter C, part 86, subpart S, of the CFR for the model year in question and, for the 2023 and later model years, 100 percent of the vehicles of the model year in question in a fleet shall meet the applicable evaporative emission standards.
(6) A company may elect not to comply with subsection (5) for the 2017 to 2021, 2018 to 2021, 2019 to 2021 or 2020 to 2021 model years if
(a) the total percentage of vehicles in the fleet for all of the applicable consecutive model years set out in column 1 of the table to this subsection that conform to the evaporative emission standards is greater than or equal to the percentage set out in column 2 for those consecutive model years; and
(b) the company notifies the Minister of its election before January 1 of the calendar year that corresponds to the first of the applicable consecutive model years set out in column 1 of the table to this subsection.
Phase-in Percentages — Alternate Approach
Column 1 Column 2 Item Consecutive Model Years Percentage 1 2017 to 2021 65 2 2018 to 2021 70 3 2019 to 2021 74 4 2020 to 2021 80 (7) For greater certainty, all companies shall comply with subsection (5) for the 2022 and later model years.
- SOR/2015-186, s. 27
Calculation of Fleet Average Evaporative Emission Values
24.11 (1) Subject to section 25.3, for each of a company’s fleets referred to in section 24.10, the company shall calculate the average evaporative emission value in accordance with the following formula:
[Σ (A × B)]/C
where
- A
- is the family emission limit for each evaporative emission family;
- B
- is the number of vehicles in the fleet that conform to the family emission limit for the evaporative emission family in question; and
- C
- is the total number of vehicles in the fleet.
(2) The average evaporative emission value for the fleet shall be rounded to one decimal place.
- SOR/2015-186, s. 27
Election Not to Calculate Fleet Average
25 (1) A company may elect not to calculate an average NOx value for a fleet of a specific model year if every vehicle in that fleet conforms to a full useful life emission bin that has a NOx standard equal to or less than the applicable fleet average NOx standard for that model year that is set out in section 21, 22 or 23.
(2) For the purposes of section 26, subparagraph 32(2)(a)(ii) and paragraph 37(1)(c), the average NOX value in respect of a fleet of a model year for which a company makes an election under subsection (1) shall be the fleet average NOX standard applicable to the fleet for which the election was made.
- SOR/2015-186, s. 29
25.1 (1) A company may elect not to calculate an average NMOG + NOX value for a fleet of a specific model year if every vehicle in that fleet conforms to a full useful life emission bin that has a NMOG + NOX standard equal to or less than the applicable fleet average NMOG + NOX standard for the model year in question that is referred to in section 24.1 or 24.2.
(2) For the purposes of section 26.1, subparagraph 32(2)(b)(ii) and paragraph 37(1)(c), the average NMOG + NOX value in respect of a fleet of a model year for which a company makes an election under subsection (1) shall be the fleet average NMOG + NOX standard applicable to the fleet for which the election was made.
- SOR/2015-186, s. 30
25.2 (1) A company may elect not to calculate an average cold NMHC value for a fleet of a specific model year if every vehicle in that fleet conforms to a cold NMHC family emission limit that is equal to or less than the applicable fleet average cold NMHC standard for the model year in question that is referred to in section 24.6 or 24.7.
(2) For the purposes of section 26.2, subparagraph 32(2)(c)(ii) and paragraph 37(1)(c), the average cold NMHC value in respect of a fleet of a model year for which a company makes an election under subsection (1) shall be the fleet average cold NMHC standard applicable to the fleet for which the election was made.
- SOR/2015-186, s. 30
25.3 (1) A company may elect not to calculate an average evaporative emission value for a fleet of a specific model year if every vehicle in that fleet conforms to a family emission limit for an evaporative emission family and that family emission limit is equal to or less than the applicable fleet average evaporative emission standard for the model year in question referred to in section 24.10.
(2) For the purposes of section 26.3, subparagraph 32(2)(d)(ii) and paragraph 37(1)(c), the average evaporative emission value in respect of a fleet of a model year for which a company makes an election under subsection (1) shall be the fleet average evaporative emission standard applicable to the fleet for which the election was made.
- SOR/2015-186, s. 30
Emission Credits
- SOR/2015-186, s. 31
NOX Emission Credits
- SOR/2015-186, s. 31
26 (1) For the purposes of subparagraph 162(1)(b)(i) of the Act, a company shall obtain NOX emission credits for its fleets of the 2017 and earlier model years if the average NOX value in respect of a fleet of a specific model year is lower than the fleet average NOX standard for the model year in question and the company reports the credits in its end of model year report.
(2) NOx emission credits, expressed in units of vehicle-grams per mile, shall be calculated using the following formula, rounding the result to the nearest whole number:
(A - B) x C
where
- A
- is the fleet average NOx standard
- B
- is the average NOx value in respect of the fleet, and
- C
- is the total number of vehicles in the fleet.
(3) The NOx emission credits for a specific model year are credited on the last day of that model year.
- SOR/2015-186, s. 32
NMOG + NOX Emission Credits
26.1 (1) For the purposes of subparagraph 162(1)(b)(i) of the Act, a company shall obtain NMOG + NOX emission credits for its fleets of the 2017 and later model years if the average NMOG + NOX value in respect of a fleet of a specific model year is lower than the fleet average NMOG + NOX standard for the model year in question and the company reports the credits in its end of model year report.
(2) NMOG + NOX emission credits, expressed in units of vehicle-grams per mile, shall be calculated using the following formula, rounding the result to the nearest whole number:
(A – B) × C
where
- A
- is the fleet average NMOG + NOX standard;
- B
- is the average NMOG + NOX value in respect of the fleet; and
- C
- is the total number of vehicles in the fleet.
(3) The NMOG + NOX emission credits for a specific model year are credited on the last day of the model year in question.
- SOR/2015-186, s. 33
- Date modified: