Holding(s) in Company

Cairn Energy PLC
05 April 2007



TR-1(i): notification of major interests in shares

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

2. Reason for the notification (please tick the appropriate box or boxes):

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           Legal & General Group Plc (L&G)
notification obligation(iii):                      

4. Full name of shareholder(s) (if different from  Legal & General Assurance
3.)(iv) :                                            Society Limited (LGAS & LGPL)

5. Date of the transaction and date on which the   03 April 2007
threshold is crossed or reached (v):                
                                 
6. Date on which issuer notified:                  04 April 2007

7. Threshold(s) that is/are crossed or reached:    From 5% - 6% (L&G)




8. Notified details:

A: Voting rights attached to shares
Class/type  Situation previous to the Resulting situation after the triggering
of shares   Triggering transaction    transaction(vii)
            (vi)
if possible
using the   Number of    Number of    Number of    Number of voting      % of voting
ISIN CODE   Shares       Voting       shares       rights(ix)            rights
                         Rights(viii) Direct       Direct(x)    Indirect Direct  Indirect
                                                                (xi)
ORD          7,747,752    7,747,752    7,843,283    7,843,283             6.01
GBP0.061538

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


Total (A+B)
Number of voting rights                      % of voting rights
                                 7,843,283                                6.01





9. Chain of controlled undertakings through which the voting rights and/or the financial
instruments are effectively held, if applicable (xv):
Legal & General Group Plc (Direct and Indirect) (Group)
(8,714,435 - 6.68% = Total Position)
Legal & General Investment Management (Holdings) Limited
(LGIMH) (Direct and Indirect) (8,714,435 - 6.68% = Total
Position)
Legal & General Investment Management Limited (Indirect)
(LGIM) (8,714,435 - 6.68% = Total Position)
Legal & General Group Plc (Direct) (L&G) (7,843,283 - 6.01% = LGAS, LGPL & PMC)
Legal & General Investment Management           Legal & General Insurance Holdings Limited
(Holdings) Limited (Direct) (LGIMHD)            (Direct) (LGIH) (4,148,181 - 3.18% LGAS &
                                                LGPL)
Legal & General Assurance (Pensions Management) Legal & General Assurance Society Limited
Limited (PMC)                                   (LGAS & LGPL) (4,148,181 - 3.18% LGAS & LGPL)
                                                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. Additional information:

14. Contact name:                                      Helen Lewis

15. Contact telephone number:                          020 7528 6742

Annex to Notification Of Major Interests In Shares xvi

A: Identity of the person or legal entity subject to the notification obligation

Full name (including legal form for legal     Legal & General Group Plc
entities)

Contact address (registered office for legal  Temple Court, 11 Queen Victoria
entities)                                     Street, London, EC4N 4TP

Phone number                                  020 7528 6742

Other useful information (at least legal      Gayle Little
representative for legal persons)

B: Identity of the notifier, if applicable xvii

Full name                                            Helen Lewis

Contact address                                      Bucklersbury House, 3 Queen
                                                     Victoria Street, London,
                                                     EC4N 8NH

Phone number                                         020 7528 6742

Other useful information (e.g. functional            Investment Advisor
relationship with the person or legal entity subject
to the notification obligation)

C: Additional information



Notes to the Forms
--------------------------

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



                      This information is provided by RNS
            The company news service from the London Stock Exchange