The long-promised cap on greenhouse gas emissions for Canada's oil and gas sector will begin as early as 2026 and use a cap-and-trade system that applies by facility, a federal government source said Wednesday.

Canada is poised to outline a federal emissions cap on the oil and gas sector using a cap-and-trade framework that would begin as early as 2026, says a federal government source.

OTTAWA - The long-promised cap on greenhouse gas emissions for Canada's oil and gas sector will begin as early as 2026 and use a cap-and-trade system that applies by facility, a federal government source said Wednesday.