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Irish Stock Exchange Statement In Relation To AIB Plc

Date 24/12/2010

The Irish Stock Exchange has granted an application by Allied Irish Banks plc (AIB plc) to have the listing of its ordinary shares on the Main Securities Market of the Irish Stock Exchange cancelled. The Irish Stock Exchange expects the trading of the ordinary shares to continue up to and including 25 January 2011.

AIB plc, through its ESM advisor, Morgan Stanley & Co. International plc, intends to apply for admission to the Enterprise Securities Market (ESM) of the Irish Stock Exchange. The admission of AIB plc’s ordinary shares to the ESM means that the many investors in AIB plc will continue to have the ability to trade in the ordinary shares of the company on the Irish market. It is expected that the ordinary shares of AIB plc will be admitted to trading on 26 January 2011.

AIB plc will be subject to the Rules of the ESM from the date of admission of its ordinary shares to that market.