Transaction in Own Shares

Centrica PLC
09 November 2005



09 November 2005
                                  Centrica plc
                              --------------------
                             Purchase of own shares
                             ----------------------


Centrica plc announces that it has today purchased for cancellation 3,000,000
Ordinary shares at an average price of 244.5647p per share via UBS Limited.


Enquiries

Centrica Investor Relations            01753 494900
UBS Limited  Jos Trusted               020 7567 8000

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