Holderness said, “The major challenge for SaskPower and the province is transitioning from our reliance on fossil fuels, especially for our power system. We need to get away from high-emitting sources and make that transition in the most economically way possible. Federal and provincial regulations are coming into effect and are starting to impact bottom lines on how we operate our grid and our power system.” Carbon tax impact He noted by 2030 all conventional coal plants will have to be transitioned to carbon capture and storage (CCS) facilities or shut down and retired. He pointed out the federal carbon tax will eventually reach $170 per tonne of CO2 by 2030.