Holding(s) in Company

Soco International PLC
01 November 2007

TR-1: Notification of major interests in shares

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

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 event changing the breakdown of voting rights
---------------------------------------------
Other (please specify):
---------------------------------------------

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

Legal & General Group Plc (L&G)

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

Legal & General Assurance (Pensions Management) Limited (PMC)
                            
-------------------------------
5. Date of the transaction (and date on which the threshold is crossed or 
reached if different):   
                                                   17 October 2007
-------------------------------                    --------------------
6. Date on which issuer notified:                  30 October 2007           
-------------------------------                    --------------------
7. Threshold(s) that is/are                        From 3% - 4% (L&G)
crossed or reached:                                --------------------
-------------------------------




8. Notified details:

A: Voting rights attached to shares
Class/   Situation previous to the Resulting situation after the triggering
type of  Triggering transaction    transaction
shares
if
possible
using    Number of    Number of    Number of    Number of        % of voting
the      Shares       Voting       shares       voting rights    rights
ISIN                  Rights
CODE                  

                                   Direct       Direct Indirect Direct  Indirect

Ord 20p   2,542,771    2,542,771    2,926,370    2,926,370      4.02


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





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

2,926,370                                4.02





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


Legal & General Group Plc (Direct and Indirect) (Group)

Legal & General Investment Management (Holdings) Limited
(LGIMH) (Direct and Indirect)

Legal & General Investment Management Limited (Indirect)(LGIM)

Legal & General Group Plc (Direct) (L&G) (2,926,370 - 4.02% = LGAS, LGPL & PMC)


Legal & General Investment Management           Legal & General Insurance 
(Holdings) Limited (Direct) (LGIMHD)            Holdings Limited (Direct)(LGIH)
(2,577,284 - 3.54% = PMC)


Legal & General Assurance                        Legal & General Assurance 
(Pensions Management)                            Society Limited(LGAS & LGPL)
Limited (PMC) (2,577,284 - 3.54% = PMC)         


                                                Legal & General Pensions Limited 
                                                (Direct)
                                                (LGPL)



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. Additionalinformation:

Notification using the total voting rights figure of 72,791,567

Please note this notification has been delayed due to the large
number of disclosures required following a substantial amount of
new business which has come to us in the form of an in-specie
transfer.


14. Contact name:                         Helen Lewis (LGIM)

15. Contact telephone number:             020 3124 3851




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