Transaction in Own Shares

Centrica PLC
02 June 2005


Centrica plc


Repurchase of shares


Centrica plc announces that on 2 June 2005 it purchased for cancellation
2,000,000 of its ordinary shares at a price of 231.3702p 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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