Calgary, Alberta Canada-Based Natural Gas Transmission Co TransCanada Generated 4Q 2017 Net Income of C$ 950 Mil, An Earnings Improvement of C$ 1,208 Mil From the 4Q 2016 Net Loss of C$ 258 Mil ....................................................................................... TransCanada Received a 4Q 2017 US Federal Income Tax Benefit of C$ 804 Mil From the Puzzling, Very Lucrative US Federal Income Tax Debt Forgiveness Feature in the Oil & Gas Co-Favored US Trump Tax Cuts Act ....................................................................................... This C$ 804 Mil US Federal Income Tax Benefit Comprised 85% of TransCanada's 4Q 2017 Total Net Income of C$ 950 Mil