Additional Listing

Centrica PLC
17 February 2005


CENTRICA PLC

Centrica PLC has made application to the UK Listing Authority and to the London
Stock Exchange for a block listing of 2,000,000 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 Share Incentive Plan.



                      This information is provided by RNS
            The company news service from the London Stock Exchange