Memorandum and Articles of Association

The company's Memorandum of Association and Articles of Association as in effect at the date of this annual report are registered with the Registrar of Companies of Scotland. The Articles of Association were last amended on 29 April 2004 and have been filed with the SEC.

A resolution amending the Articles of Association will be proposed at the Annual General Meeting to be held on 23 April 2008. The proposed amendments are designed to update the Articles of Association primarily to take account of changes in company law introduced by the Companies Act 2006.

For a description of certain provisions of the company's Memorandum and Articles, see the 'Additional Information – Memorandum and Articles of Association' section of the company's Annual Report on Form 20-F for the fiscal year ended 31 December 2004.