In accordance with Certificate Condition 6 and Order Condition 7, NGTL encloses Commitment Tracking Table No. 8 for the Project. The reporting period for this submission is September 1, 2017 to 28, 2017.

In accordance with Certificate Condition 6 and Order Condition 7, NGTL encloses Commitment Tracking Table No. 7 for the Project. The reporting period for this submission is July 29, 2017 to August 31, 2017.

April 23, 2019 — News Release — TransCanada announced today that 725,094 of its 24,000,000 fixed rate Cumulative Redeemable First Preferred Shares, Series 7 (Series 7 Shares) were deposited for conversion on April 30, 2019 on a one-for-one basis into floating rate Cumulative Redeemable First Preferred Shares, Series 8 (Series 8 Shares).

TransCanada today announced its Northwest Mainline Loop-Boundary Lake pipeline has been placed into service, completing the final section of its 2017 Expansion Program on the NOVA Gas Transmission Ltd. (NGTL) System.

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

This report describes the Commitment Tracking Table No. 4 dated from September 2, 2015 to May 31, 2017 for the Towerbirch Expansion Project.