Rule 2.8 Confirmation

Rule 2.8 Confirmation

Centrica PLC

22 December 2008

Centrica plc ('Centrica') notes the announcement by the European Commission approving EDF SA's offer for British Energy plc ('British Energy'), subject to certain conditions, and Lake Acquisitions Limited's announcement of acceptances as of the first closing date. As described in its prospectus published on 31 October 2008, Centrica continues to be in discussions with EDF SA regarding the possible acquisition of a 25% stake in Lake Acquisitions Limited. As requested by the Takeover Panel and for the purposes of Rule 2.8 under the Code, Centrica confirms it does not intend to make an offer for British Energy under Rule 2.5.

Sam Laidlaw, CEO, Centrica said:

“We welcome the Commission’s clearance for EDF’s acquisition of British Energy. Having already raised financing from our shareholders, we now look forward to concluding our discussions with EDF for Centrica to acquire a 25% stake in British Energy'.

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