Major Interests in Shares

Aviva PLC
17 August 2004


                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company


Aviva plc



2. Name of shareholder having a major interest


Lehman Brothers International (Europe)





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


In respect of holding of the shareholder named in 2 above


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




Lehman Brothers International (Europe)



5. Number of shares / amount of stock acquired


67,347,787



6. Percentage of issued class


2.98%



7. Number of shares / amount of stock disposed


Not applicable





8. Percentage of issued class


Not applicable



9. Class of security


Ordinary Shares of 25 pence each



10. Date of transaction


12 August 2004



11. Date company informed


16 August 2004



12. Total holding following this notification


122,160,620



13. Total percentage holding of issued class following this notification


5.40%



14. Any additional information






15. Name of contact and telephone number for queries


Joanne Bujak - 020 7662 2563



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


Joanne Bujak



Date of notification


17 August 2004



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