For Immediate Release
Calgary, Alberta, September 27, 2006 Canada Southern Petroleum
Ltd. (the Corporation
(NASDAQ: CSPLF) (TSX: CSW) announces that it has called a Special Meeting of its shareholders to be
held in Calgary, Alberta on October 25, 2006.
The purpose of the Special Meeting is to consider a proposed amalgamation between the Corporation
and a wholly-owned subsidiary of Canadian Oil Sands Limited pursuant to which shareholders of the
Corporation (other than Canadian Oil Sands Limited) will receive US$13.10 in cash and the
Corporation will become a wholly-owned indirect subsidiary of Canadian Oil Sands Limited. Canadian
Oil Sands Limited indirectly acquired approximately 78.5% of the outstanding common shares of the
Corporation pursuant to a tender offer for consideration of US$13.10 per Common Share.
The Corporation anticipates that a proxy circular with respect to the shareholders meeting will be
mailed to shareholders on or about September 27, 2006.
Canada Southern Petroleum
Ltd. is an independent energy company based in Calgary, Alberta, Canada.
The Corporation is engaged in oil and gas exploration and development, with its primary interests
in producing properties in the Yukon Territory and British Columbia, Canada. The Corporation also
owns varying interests in seven Significant Discovery Licenses located in the Arctic Islands in
Northern Canada. The Corporations common shares are traded on the NASDAQ Capital Market under the
symbol CSPLF, and on the Toronto Stock Exchange under the symbol CSW. The Corporation has
15,052,770 shares outstanding.
For further information, please contact: John W.A. McDonald, President and Chief Executive Officer,
at (403) 269-7741.