The Management’s Discussion and Analysis (MD&A) dated February 22, 2007 should be read in conjunction with the audited Consolidated Financial Statements of TransCanada PipeLines Limited (TCPL or the Company) and the notes thereto for the year ended December 31, 2006.

TransCanada Corp. announced that its wholly-owned subsidiary NOVA Gas Transmission Ltd. (NGTL) has reached a settlement with shippers and other interested parties regarding the NGTL System annual revenue requirement for the years 2013 and 2014.

TransCanada Reports Strong First Quarter (Q1) 2018 Financial Results Diversified Portfolio of High Quality Assets Continues to Drive Record Performance

In 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 May 15, 2017 to June 15, 2017.

In 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 October 15, 2016 to November 15, 2016.

In 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 September 15, 2016 to October 15, 2016.

In 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 December 15, 2016 to January 15, 2017.