TC PipeLines, LP To Make Investor Presentation in New York March 2, 2004

CALGARY, Alberta – February 26, 2004 – (Nasdaq: TCLP) – Ron Turner, President and Chief Executive Officer of TC PipeLines, will be making a presentation at The Master Limited Partnership Investor Conference in New York on March 2, 2004. The presentation will include information concerning the company’s performance, strategy and outlook. TC PipeLines will be one of several publicly traded partnerships participating in the conference. Slides and a Web cast of Mr. Turner’s presentation will be available beginning March 2 on TC PipeLines’ Web site at www.tcpipelineslp.com.

Details of the conference are as follows:

The Master Limited Partnership Investor Conference
Date: Tuesday, March 2, 2004 in New York City
Time: 8:30 a.m. EST – presentation should last approximately 25 minutes

TC PipeLines, LP is a publicly held limited partnership. It owns a 30 per cent interest in Northern Border Pipeline Company, a Texas general partnership, and a 49 per cent interest in Tuscarora Gas Transmission Company, a Nevada general partnership. Northern Border Pipeline, which is owned 70 per cent by Northern Border Partners, L.P., a publicly traded master limited partnership controlled by affiliates of Enron Corp., owns a 1,249-mile United States interstate pipeline system that transports natural gas from the Montana-Saskatchewan border to markets in the midwestern United States. Tuscarora owns a 240-mile United States interstate pipeline system that transports natural gas from Oregon, where it interconnects with facilities of Gas Transmission Northwest Corporation (GTN), to northern Nevada. TC PipeLines, LP is managed by its general partner, TC PipeLines GP, Inc., a wholly owned subsidiary of TransCanada PipeLines Limited. Subsidiaries of TransCanada also hold common and subordinated units of the Partnership. Common units of TC PipeLines, LP are quoted on the Nasdaq Stock Market and trade under the symbol "TCLP". For more information about TC PipeLines, LP, visit the Partnership's Internet site at www.tcpipelineslp.com.