Heavy-duty Vehicle and Engine Greenhouse Gas Emission Regulations — 26
CO 2 emission standards — 2014 to 2020 model years 26 (1) Subject to subsections (3) and (5) to (7) and section 28, for the 2014 to 2020 model years, every vocational vehicle and incomplete vocational vehicle of a service class referred to in column 1 of the table to this subsection must, for the duration of its useful life, have a CO 2 emission rate that does not exceed the CO 2 emission standard set out in column 2 or 3 for the model year in question. TABLE Column 1 Column 2 Column 3 Item Vehicle Service Class CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2014 to 2016 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2017 to 2020 Model Years 1 Light heavy-duty vehicles 388 373 2 Medium heavy-duty vehicles 234 225 3 Heavy heavy-duty vehicles 226 222 CO 2 emission standards — 2021 model year and subsequent model years (1.1) Subject to subsections (1.2), (1.3), (3) and (5) to (7) and section 28, for the 2021 model year and subsequent model years, every vocational vehicle and incomplete vocational vehicle that is referred to in this subsection and that is of a service class referred to in column 1 of the table to one of following subparagraphs must, for the duration of its useful life, have a CO 2 emission rate that does not exceed the CO 2 emission standard set out in column 2, 3 or 4 of that table for the model year in question: (a) for multi-purpose vocational vehicles that are equipped with (i) a spark-ignition engine, or TABLE Column 1 Column 2 Column 3 Column 4 Item Vehicle Service Class CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2021 to 2023 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2024 to 2026 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2027 and Subsequent Model Years 1 Light heavy-duty vehicles 407 385 372 2 Medium heavy-duty vehicles 293 279 268 (ii) a compression-ignition engine; TABLE Column 1 Column 2 Column 3 Column 4 Item Vehicle Service Class CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2021 to 2023 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2024 to 2026 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2027 and Subsequent Model Years 1 Light heavy-duty vehicles 373 344 330 2 Medium heavy-duty vehicles 265 246 235 3 Heavy heavy-duty vehicles 261 242 230 (b) for regional vocational vehicles that are equipped with (i) a spark-ignition engine, or TABLE Column 1 Column 2 Column 3 Column 4 Item Vehicle Service Class CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2021 to 2023 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2024 to 2026 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2027 and Subsequent Model Years 1 Light heavy-duty vehicles 335 324 319 2 Medium heavy-duty vehicles 261 251 247 (ii) a compression-ignition engine; and TABLE Column 1 Column 2 Column 3 Column 4 Item Vehicle Service Class CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2021 to 2023 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2024 to 2026 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2027 and Subsequent Model Years 1 Light heavy-duty vehicles 311 296 291 2 Medium heavy-duty vehicles 234 221 218 3 Heavy heavy-duty vehicles 205 194 189 (c) for urban vocational vehicles that are equipped with (i) a spark-ignition engine, or TABLE Column 1 Column 2 Column 3 Column 4 Item Vehicle Service Class CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2021 to 2023 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2024 to 2026 Model Years CO 2 Emission Standard (grams of CO 2 per short ton-mile) for 2027 and Subsequent Model Years 1 Light heavy-duty vehicles 461 432 413 2 Medium heavy-duty vehicles 328 310 297 (ii) a compression-ignition engine. TABLE Column 1 Column 2 Column 3 Column 4 Item Ve