Additional Listing

Centrica PLC
29 March 2005


CENTRICA PLC

Centrica PLC has made application to the UK Listing Authority and to the London
Stock Exchange for a block listing of 10,000,000 ordinary shares of 6 14/81
pence each to be admitted to the Official List.

These shares will rank pari passu with the existing ordinary shares of the
Company and will be issued in connection with the future exercise of options
under the terms of the Centrica Sharesave scheme.





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