Major Interest in Shares

Catlin Group Limited
14 March 2008



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:

    Catlin Group Limited


2.  Reason for the notification (please place an X inside the appropriate 
    bracket /s):

    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: ( )

    Other (please specify) : (    )


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

    Barclays Global Investors


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

    Barclays Global Investors Ltd
    Barclays Global Investors, N.A.


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

    12 March 2008


6.  Date on which issuer notified:

    13 March 2008


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

    5% to 4%


8.  Notified details:

    A: Voting rights attached to shares

    Class/type of shares if possible using the       Situation previous to the Triggering transaction
    ISIN CODE                                                    
    ISIN                                          Number of shares  Number of voting Rights

    BMG196F11004
                                                  12,780,322         12,780,322
 
    Resulting situation after the triggering transaction

    Class/type of shares if   Number of shares      Number of voting rights            % of voting rights
    possible using the ISIN
    CODE
    ISIN                      Direct                Direct        Indirect             Direct      Indirect

    BMG196F11004              10,172,976            0             10,172,976           0           4.02%

    B: Financial Instruments

    Resulting situation after the triggering transaction

    Type of        Expiration Date      Exercise/Conversion      Number of voting rights   % of voting rights
    financial                           Period/ Date             that may be acquired if
    instrument                                                   the instrument is
                                                                 exercised/ converted.

    Total (A+B)
    Number of voting rights     % of voting rights
    
    10,172,976                   4.02%


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

    Barclays Global Investors Ltd
    Barclays Global Investors, N.A.

    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:

    N/A


14. Contact name:

    William Spurgin


15. Contact telephone number:

    020 7626 0486




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