A vocal opponent of the tax in the past, Higgs says his province may have to come up with its own carbon tax on consumers.

The federal department says it will make the tamper-resistant devices mandatory on June 12, 2021, to ensure truck and bus drivers are not on the road for longer than their daily limit.

Labour Minister Patty Hajdu, who oversees federal student-support programs, is asking her provincial counterpart to roll back changes the Progressive Conservatives made in January to the Ontario Student Assistance Plan.