Transaction in Own Shares

Centrica PLC
15 March 2005


Centrica plc


Repurchase of shares


Centrica plc announces that on 15 March 2005 it purchased for cancellation
1,500,000 of its ordinary shares at a price of 231.5115p per share from JPMorgan
Cazenove Limited


Enquiries


Kath Kyle        Centrica plc               01753 494902


Jonathan Wilcox  JPMorgan Cazenove Limited  020 7588 2828


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