Interests in shares

Aviva PLC
26 September 2007


TR-1(i):   NOTIFICATION OF MAJOR INTERESTS IN SHARES 

1. Identity of the issuer or the underlying issuer of existing                   Aviva plc
shares to which voting rights are attached(ii):

2. Reason for the notification (please tick the appropriate box or boxes):                  n/a see
                                                                                            additional
                                                                                            information

An acquisition or disposal of voting rights                                                        X

An acquisition or disposal of financial instruments which may result in the acquisition of    
shares already issued to which voting rights are attached

An event changing the breakdown of voting rights                                              

3. Full name of person(s) subject to the notification              Lehman Brothers International (Europe)
obligation(iii):

4. Full name of shareholder(s) (if different from 3.)(iv):                          N/A

5. Date of the transaction and date on which the threshold is              21 September 2007
crossed or reached(v):

6. Date on which issuer notified:                                          25 September 2007

7. Threshold(s) that is/are crossed or reached:                                      3%





8. Notified details:                                                                N/A



A: Voting rights attached to shares
Class/type of     Situation previous to the Resulting situation after the triggering transaction(vii)
shares            Triggering transaction
                  (vi)
 if possible      Number of   Number of     Number of     Number of voting rights  % of voting rights
using the ISIN    Shares      Voting Rights shares        ix
CODE                          viii          Direct        Direct  x     Indirect   Direct     Indirect
                                                                        xi

GB0002162385      Below 3%  Below 3%        103,259,071   102,809,071   450,000    3.96.%     0.02%


B: Financial Instruments
Resulting situation after the triggering transaction xii
Type of financial    Expiration date Exercise/ Conversion      Number of voting rights    % of voting
instrument           xiii            Period/ Date xiv          that may be acquired if    rights
                                                               the instrument is
                                                               exercised/ converted.
        N/A


Total (A+B)
Number of voting rights                            % of voting rights

103,259,071                                             3.98%


9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively
held, if applicable xv:

N/A


Proxy Voting:
10. Name of the proxy holder:                                                       N/A
11. Number of voting rights proxy holder will cease to hold:                        N/A
12. Date on which proxy holder will cease to hold voting rights:                    N/A


13. Additional information:                                                N/A
14. Contact name:                                                      Lyla Spencer
15. Contact telephone number:                                         020 7662 8137



--------------------------


(i)               This form is to be sent to the issuer or underlying issuer and
to be filed with the competent authority.


(ii)               Either the full name of the legal entity or another method
for identifying the issuer or underlying issuer, provided it is reliable and
accurate.


(iii)              This should be the full name of (a) the shareholder; (b) the
natural person or legal entity acquiring, disposing of or exercising voting
rights in the cases provided for in DTR5.2.1 (b) to (h);  (c) all the parties to
the agreement referred to in DTR5.2.1 (a), or (d) the holder of financial
instruments entitled to acquire shares already issued to which voting rights are
attached, as appropriate.

In relation to the transactions referred to in points DTR5.2.1 (b) to (h) , the
following list is provided as indication of the persons who should be mentioned:

-               in the circumstances foreseen in  DTR5.2.1 (b), the natural
person or legal entity that acquires the voting rights and is entitled to
exercise them under the agreement and the natural person or legal entity who is
transferring temporarily for consideration the voting rights;

-               in the circumstances foreseen in DTR 5.2.1 (c), the natural
person or legal entity holding the collateral, provided the person or entity
controls the voting rights and declares its intention of exercising them, and
natural person or legal entity lodging the collateral under these conditions;

-               in the circumstances foreseen in DTR5.2.1(d), the natural person
or legal entity who has a life interest in shares if that person or entity is
entitled to exercise the voting rights attached to the shares and the natural
person or legal entity who is disposing of the voting rights when the life
interest is created;

-               in the circumstances foreseen in DTR5.2.1 (e), the controlling
natural person or legal entity and, provided it has a notification duty at an
individual level under DTR 5.1, under DTR5.2.1 (a) to (d) or under a combination
of any of those situations, the controlled undertaking;

-               in the circumstances foreseen in DTR5.2.1 (f), the deposit taker
of the shares, if he can exercise the voting rights attached to the shares
deposited with him at his discretion, and the depositor of the shares allowing
the deposit taker to exercise the voting rights at his discretion;

-               in the circumstances foreseen in DTR5.2.1 (g), the natural
person or legal entity that controls the voting rights;

-               in the circumstances foreseen in DTR5.2.1 (h), the proxy holder,
if he can exercise the voting rights at his discretion, and the shareholder who
has given his proxy to the proxy holder allowing the latter to exercise the
voting rights at his discretion.


(iv)              Applicable in the cases provided for in DTR 5.2.1 (b) to (h).
This should be the full name of the shareholder who is the counterparty to the
natural person or legal entity referred to in DTR5.2 unless the holdings of the
shareholder would be lower than 5% of the total number of voting rights.


(v)               The date of the transaction should normally be, in the case of
an on exchange transaction, the date on which the matching of orders occurs; in
the case of an off exchange transaction, date of the entering into an agreement.


The date on which threshold is crossed should normally be the date on which the
acquisition, disposal or possibility to exercise voting rights takes effect. For
passive crossings, the date when the corporate event took effect.  


(vi)              Please refer to the situation disclosed in the previous
notification, In case the situation previous to the triggering transaction was
below 5%, please state 'below 5%'.

vii If the holding has fallen below the minimum threshold , the notifying party
should not be obliged to disclose the extent of the holding, only that the new
holding is less than 5%.


For the case provided for in DTR5.2.1(a), there should be no disclosure of
individual holdings per party to the agreement unless a party individually
crosses or reaches an Article 9 threshold. This applies upon entering into,
introducing changes to or terminating an agreement.

viii                   Direct and indirect

ix              In case of combined holdings of shares with voting rights
attached 'direct holding' and voting rights 'indirect holdings', please split
the voting rights number and percentage into the direct and indirect columns-if
there is no combined holdings, please leave the relevant box blank.

X              Voting rights to shares held by notifying party (DTR 5.1)

xi                     Voting rights held by the notifying party independently
of any holding of shares (DTR 5.2.1)

xii             If the holding has fallen below the minimum threshold, the
notifying party should not be obliged to disclose the extent of the holding,
only that the new holding is below 5%.

xiii             date of maturity / expiration of the finical instrument i.e.
the date when the right to acquire shares ends.

xiv                   If the financial instrument has such a period-please
specify the period- for example once every three months starting form the (date)

xv             The notification should include the name(s) of the controlled
undertakings through which the voting rights are held. The notification should
also include the amount of voting rights and the percentage held by each
controlled undertaking, insofar as individually the controlled
undertaking holds 5% or more, and insofar as the notification by the parent
undertaking is intended to cover the notification obligations of the controlled
undertaking.

xvi             This annex is only to be filed with the competent authority.

xvii            Whenever another person makes the notification on behalf of the
shareholder or the natural person/legal entity  referred to in DTR5.2 and
DTR5.3.




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