The TQM Pipeline System is a 573 km natural gas pipeline network in the Province of Quebec between Saint-Lazare, located west of Montreal, and Saint-Nicolas, located on the South Shore of Quebec City, and between Lachenaie, located East of Montreal, and East Hereford on the New Hampshire border.

The document listed below in this Section and filed as Exhibit 99.1 to this Form 6-K is hereby filed with the Securities and Exchange Commission for the purpose of being and hereby is incorporated by reference into Registration Statement on Form F-9 (Reg. No. 333-121265) under the Securities Act of 1933, as amended.

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.

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

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

Saddle Lake Lateral - Commitment Table2No. 11

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

tce-CPHC-Financial-Statements-Q3-2025.pdf