The Company's President and Chief Executive Officer and its Senior Vice-President and Chief Financial Officer are responsible for establishing and maintaining the Company's disclosure controls and procedures. They are assisted in this responsibility by the Disclosure Committee ("DC") which is composed of senior managers of the Company. The DC requires that it be fully apprised of any material information affecting the Company so that it may evaluate and discuss this information and determine the appropriateness and timing of its public release.

The President and Chief Executive Officer and the Senior Vice-President and Chief Financial Officer, after evaluating the effectiveness of the Company's disclosure controls and procedures as at August 31, 2006, have concluded that the Company's disclosure controls and procedures are adequate and effective to ensure that material information relating to the Company and its subsidiaries would have been known to them.