Holding(s) in Company

Centrica PLC
                  

4 January 2005

Centrica plc

Centrica plc received on 31 December 2004 a notification stating that the
interest of Lloyds TSB Group Plc in Centrica plc constituted a notifiable
interest for the purposes of section 198 of the Companies Act 1985.

SCHEDULE 10

NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company


Centrica plc


2. Name of shareholder(s) having a major interest


Lloyds TSB Group Plc


3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

Not known


4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

Not known


5. Number of shares / amount of stock acquired


Not known


6. Percentage of issued class


Not known


7. Number of shares / amount of stock disposed


                                                                               N/A


8. Percentage of issued class


                                                                               N/A


9. Class of security


Ordinary 6 14/81 pence


10. Date of transaction


Not known


11. Date company informed


31 December 2004


12. Total holding following this notification


                                                                       138,376,973


13. Total percentage holding of issued class following this notification


                                                                             3.66 %


14. Any additional information


None


15. Name of contact and telephone number for queries


Robin Healy  01753 494 017


16. Name and signature of authorised company official responsible for making
this notification

Robin Healy


Date of notification


4 January 2004