Additional Listing

Centrica PLC
26 March 2004

                                  Centrica plc



Application has been made to the UK Listing Authority for the block listing of
and to the London Stock Exchange for the Admission of 5,000,000 Ordinary Shares
of 5 5/9p each fully paid, ranking pari passu with the existing ordinary shares,
to the Official List.

These shares will be issued pursuant to the exercise of options under the
Centrica Executive Share Option Scheme.





Issued by Hoare Govett Limited                         26th March 2004




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