Keystone System — NEB Tariff No. 23

n accordance with Certificate Condition 21 and Condition 5 of the Order, NGTL encloses the Commitment Tracking Table for the Project. The reporting period for this submission is June 16, 2017 to July 15, 2017.

TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) announced today that it will proceed with construction of the Coastal GasLink pipeline project (Coastal GasLink) after a decision to sanction the LNG Canada natural gas liquefaction facility in Kitimat, British Columbia (B.C.) was announced earlier today by the joint venture participants of LNG Canada, a consortium comprised of Shell, PETRONAS, PetroChina, Mitsubishi Corporation and KOGAS (the LNG Canada Participants).

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