Prime Minister Mark Carney and Alberta Premier Danielle Smith have agreed to the broad outlines of a memorandum of understanding that would give Alberta special exemptions from federal environmental laws and offer political support to a new oil pipeline to the B.C. coast, CBC News has learned.

The deal is set to be formally announced at a joint Carney-Smith news conference in Calgary on Thursday.

It would be contingent on Alberta embracing a stricter industrial carbon pricing regime and a multibillion-dollar investment in carbon capture from the Pathways Alliance of oilsands companies, according to sources who spoke to CBC News.

CBC News spoke with multiple sources with knowledge of the plan or who had been briefed on it, but were not authorized to speak publicly before the memorandum o

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