Holding(s) in Company

Centrica PLC Centrica plc received on 20 September 2004 a notification dated 17 September 2004 stating that the notifiable interest (for the purposes of section 198 of the Companies Act 1985) of Legal and General Investment Management Limited and its subsidiary HSBC Global Custody Nominee (UK) Limited in Centrica plc had increased. SCHEDULE 10 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Name of company Centrica plc 2. Name of shareholder(s) having a major interest HSBC Global Custody Nominee (UK) Ltd 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 See schedule in 4 below 4. Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them HSBC Global Custody Nominee (UK) Ltd 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 5 5/9 pence 10. Date of transaction Not known 11. Date company informed 20 September 2004 12. Total holding following this notification 170,057,834 13. Total percentage holding of issued class following this notification 4.01% 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 20 September 2004

Companies

Centrica (CNA)
UK 100

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