TransCanada Corporation announced it has successfully concluded the Keystone XL open season, securing approximately 500,000 barrels per day of firm, 20 year commitments, positioning the proposed project to proceed. Interest in the project remains strong and TransCanada will look to continue to secure additional long-term contracted volumes.

This submission describes the Commitment Tracking Table No. 10 dated from September 2, 2015 to November 30, 2017 for the Towerbirch Expansion Project.

This document provides a comprehensive report on a company's activities throughout the preceding year.

CALGARY, ALBERTA--(Marketwired - Oct. 25, 2017) - News Release - TransCanada Corporation (TSX:TRP)(NYSE:TRP) (TransCanada) today announced that it has entered into an agreement to sell its Ontario solar portfolio comprised of eight facilities with a total generating capacity of 76 megawatts to Axium Infinity Solar LP, a subsidiary of Axium Infrastructure Canada II Limited Partnership, for approximately $540 million.