By: Nigel Bankes, Andrew Leach & Martin Olszynski
Case Commented On: References re Greenhouse Gas Pollution Pricing Act, 2021 SCC 11 (CanLII)
The essential factual backdrop to these appeals is uncontested. Climate change is real. It is caused by greenhouse gas emissions resulting from human activities, and it poses a grave threat to humanity’s future. The only way to address the threat of climate change is to reduce greenhouse gas emissions… (References re Greenhouse Gas Pollution Pricing Act, 2021 SCC 11 (CanLII) at para 2)
On March 25, 2021, the Supreme Court of Canada released its much-anticipated reference opinion regarding the constitutionality of the federal government’s greenhouse gas (GHG) pricing regime. In Reference re Greenhouse Gas Pollution Pricing Act , 2021 SCC 11 (CanLII) (GGPPA Reference or the Reference), a majority of the Supreme Court held that the Greenhouse Gas Pollution Pricing Act, SC 2018, c 12, s 186 (GGPPA) fell within Parliament’s residual power to make laws for “peace, order, and good government” (POGG), as set out in section 91 of the Constitution Act, 1867. Writing for the majority, Chief Justice Richard Wagner concluded that setting minimum national standards of GHG price stringency to reduce GHG emissions was a “matter of national concern” (at para 4), a recognized branch of the POGG power. Justices Suzanne Côté, Russell Brown, and Malcolm Rowe dissented, each for different reasons. Importantly, Justice Côté agreed with the majority on the national concern issue.