TransCanada Corporation (TransCanada) board has declared a quarterly dividend of $0.38 per common share, for the quarter ending March 31, 2009. The dividend is payable on April 30, 2009, to the shareholders of record on March 31, 2009.

The board also approved the issuance of common shares from treasury at a 3% discount under TransCanada’s dividend reinvestment plan (DRP), for the common share dividend payable on April 30, 2009. Dividends on TransCanada PipeLines Limited (TCPL) outstanding preferred shares are also eligible to participate in the DRP.

Also announced today, the board of directors declared the following regular dividends on TCPL’s preferred shares:

— Dividend Number 42 was declared on the outstanding cumulative redeemable first preferred shares series U in the amount of $0.70 per share for the period ending April 30, 2009. The dividend is payable on April 30, 2009, to shareholders of record at the close of business on March 31, 2009.

— Dividend Number 41 was declared on the outstanding cumulative redeemable first preferred shares series Y in the amount of $0.70 per share for the period ending May 1, 2009. The dividend is payable on May 1, 2009 to shareholders of record at the close of business on March 31, 2009.

These dividends are designated by the companies (TransCanada and TCPL) to be eligible dividends for purposes of the Income Tax Act (Canada) and any similar provincial or territorial legislation. An enhanced dividend tax credit applies to eligible dividends paid to Canadian residents.

With more than 50 years’ experience, TransCanada is a leader in the responsible development and reliable operation of North American energy infrastructure including natural gas pipelines, power generation, gas storage facilities, and projects related to oil pipelines and LNG facilities. TransCanada’s network of wholly owned pipelines extends more than 59,000 kilometers (36,500 miles), tapping into virtually all major gas supply basins in North America. TransCanada is one of the continent’s largest providers of gas storage and related services with approximately 370 billion cubic feet of storage capacity. A growing independent power producer, TransCanada owns, or has interests in, over 10,900 megawatts of power generation in Canada and the US. TransCanada’s common shares trade on the Toronto and New York stock exchanges under the symbol TRP.