Alberta intends to invoke legislation allowing it to defy a federally proposed cap on emissions from the energy industry in opposition to Prime Minister Justin Trudeau.

Alberta intends to invoke legislation allowing it to defy a federally proposed cap on emissions from the energy industry.

Alberta Premier Danielle Smith says her government is eyeing a number of steps to challenge the proposed federal greenhouse gas emissions cap.

Alberta Premier Danielle Smith says her government is looking to challenge the proposed federal greenhouse gas emissions cap, including by passing legislation to give the province exclusive authority over emissions data and banning federal employees from designated oil and gas sites.