Holding(s) in Company

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Aviva plc

2. Reason for notification (yes/no)

An acquisition or disposal of voting rights

Yes

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

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):see item 13

3. Full name of person(s) subject to the notification obligation:

BlackRock Inc.

4. Full name of shareholder(s) (if different from 3.):

N/A

5. Date of the transaction (and date on which the threshold is crossed or reached if different):

23 January 2012

6. Date on which issuer notified:

24 January 2012

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

Holding has gone above 5%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares

 if possible using the ISIN CODE

Situation previous to the Triggering transaction

Resulting situation after the triggering transaction

Number of Voting Rights

Number of shares

Number of voting rights

% of voting rights

Indirect

Direct

Indirect

GB0002162385

139,143,982

139,143,982

N/A

N/A

149,430,478

N/A

5.14%*

*Situation previous was based on a total of 2,820,219,865 voting rights issued and resulting situation is based on a total of 2,905,712,938 voting rights issued.

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date

Exercise/ Conversion Period/ Date

Number of voting rights that may be acquired if the instrument is exercised/ converted.

% of voting rights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Nominal Delta

CFD

N/A

N/A

N/A

90,745

0.003% 0.003%

Total (A+B+C)

Number of voting rights

Percentage of voting rights

149,521,223

5.15%

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

BlackRock Investment Management (UK) Limited - 149,521,223 (5.15%)

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

14. Contact name:

Yomi Akisanya

15. Contact telephone number:

020 7662 2564