LOG.L Regulatory News (LOG)

30 Sep 2008 13:00

TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES

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

Logica plc (ISIN: GB0005227086)

2. Reason for the notification (delete as appropriate):

An acquisition or disposal of voting rights

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

Aviva plc & its subsidiaries

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

BNY Norwich Union Nominees Ltd BT Globenet Nominees Ltd Chase GA Group Nominees Ltd Chase Nominees Ltd CUIM Nominee Ltd Vidacos Nominees Ltd BNP Paribas - London Delta Lloyd Nederland Fonds NV (Dutch Listing held) State Street Nominees Limited

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

26 September 2008

6. Date on which issuer notified:

30 September 2008

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

5% to 6% - Change at direct interest level

8. Notified details:

A: Voting rights attached to shares

Class/type of shares (if possible using the ISIN CODE):

GB0005227086 (SEDOL 0522708)

Situation previous to the triggering transaction

Number of shares: 118,882,367 Number of voting rights: 118,882,367

Resulting situation after the triggering transaction

Number of shares (direct): 88,451,381 Number of voting rights (direct): 88,451,381 Number of voting rights (indirect): 29,602,110 % of voting rights (direct): 6.04% % of voting rights (indirect): 2.02%

B: Financial Instruments

Resulting situation after 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: --Total (A+B)Number of voting rights: 118,053,491 % of voting rights: 8.067%

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

Name of company/fund Number of % of issued shares share capital BNY Norwich Union Nominees Ltd Direct 18,918,183 1.2928

BT Globenet Nominees Ltd Direct 17,622 0.0012 Chase GA Group Nominees Ltd Direct 51,539,531 3.5220 Chase Nominees Ltd Direct 4,702,702 0.3214 CUIM Nominee Ltd Direct 13,125,532 0.8969 Vidacos Nominees Ltd Direct 147,811 0.0101 BNP Paribas - London Indirect 438,817 0.0300 Chase Nominees Ltd Indirect 15,435,762 1.0548 Delta Lloyd Nederland Fonds NV (Dutch Indirect 1,246,356 0.0852listing held) State Street Nominees Ltd Indirect 6,055,237 0.4138 Vidacos Nominees Limited Indirect 6,425,938 0.4391 Total Direct 88,451,381 6.0444 Total Indirect 29,602,110 2.0229 TOTAL 118,053,491 8.0673Proxy voting:

10. Name of the proxy holder:

--

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

--

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

--

13. Additional information:

Figures are based on a total number of voting rights of 1,463,359,521

14. Contact name:

T L Egan, Assistant Company Secretary, Logica plc

15. Contact telephone number:020 7446 4628Date: 30 September 2008