Canada’s national carbon tax will remain intact after the country’s Supreme Court ruled in favour of its legality.
The federal law sets minimum standards for carbon pricing with the intent to price out emissions over time.
Three provincial governments had pushed back on the plan, arguing Ottawa overstepped its role with the scheme.
The court’s decision bolsters the key component in a national effort to curb greenhouse gas emissions.
The tax plan has been the central driving force in Prime Minister Justin Trudeau’s goal of achieving net-zero emissions by 2050.
But it was a topic of contention in the last federal election, with conservative opponents arguing it hurts consumers and energy producers.