LOG.L Regulatory News (LOG)

23 Sep 2010 15:50

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:

An acquisition or disposal of voting rights

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

Schroders plc

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

--

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

22 September 2010

6. Date on which issuer notified:

23 September 2010

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

13%-14%

8. Notified details:

A: Voting rights attached to shares

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

GB0005227086

Situation previous to the triggering transaction

Number of shares: 234,812,695 Number of voting rights: 222,753,022

Resulting situation after the triggering transaction

Number of shares: 236,824,763 Number of voting rights (direct): n/a Number of voting rights (indirect): 224,395,928 % of voting rights (direct): n/a % of voting rights (indirect): 14.008%

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument: -- Expiration date: -- Exercise/Conversion period: -- Number of voting rights that may be acquired if the --instrument is exercised/converted: % of voting rights: --

C: Financial Instrumentswith similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument: -- Exercise price: -- Expiration date -- Exercise/Conversion period: -- Number of voting rights instrument refers to: -- % of voting rights (Nominal): -- % of voting rights (Delta) --Total (A+B+C)Number of voting rights: 224,395,928 % of voting rights: 14.008%

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

Schroder Investment Management Limited 222,404,934 13.884% Schroder & Co Limited 1,990,994 0.124%Proxy 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:

The shares referred to in section 9 are held in portfolios managed by those firms on a discretionary basis for clients under investment management agreements.

14. Contact name:

T L Egan, Assistant Company Secretary, Logica plc

15. Contact telephone number:01372 369750Date: 23 September 2010