Please be aware that CNQ will not be open for trading on Monday, August 7th, 2006 due to the Civic Holiday. The CNQ office will also be closed. Regular trading hours will resume on Tuesday, August 8th, 2006. The following are the trade and settlement dates for this holiday period:

Trade Date	Settlement Date
Wednesday, August 2nd, 2006	Tuesday, August 8th, 2006
Thursday, August 3rd, 2006	Wednesday, August 9th, 2006
Friday, August 4th, 2006	Thursday, August 10th, 2006