Regulations Amending the Heavy-duty Vehicle and Engine Greenhouse Gas Emission Regulations and Other Regulations Made Under the Canadian Environmental Protection Act, 1999: SOR/2018-98

Canadian CO2 emissions standards were revised in 2018 to align with the US Phase 2 standard, standing at 432-627 gCO2/bhp-hr for 2027 and subsequent model of tractors, vocational vehicles and spark ignition engines and 48.3-413 gCO2/t-mile for other heavy commercial vehicles.
The objective of phase 2 is to reduce CO2 emissions from heavy duty vehicles by 5-27% in 2027 compared to 2017 levels, depending on vehicle category and weight.

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