Holding(s) in Company

CRH PLC
25 March 2008



Standard Form TR-1: Notifications of Major Interests in Shares


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

    CRH plc


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

    ( X ) An acquisition or disposal of voting rights

    (   ) 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 notification obligation:

    Capital Research and Management Company


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

    -


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

    19th March 2008


6.  Date on which issuer notified:

    25th March 2008


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

    5%


8. Notified Details:

A: Voting rights attached to shares


Class/type of shares (if possible         Situation previous to the triggering transaction
use ISIN CODE)
                                  Number of shares                                 Number of voting rights

Ordinary Shares                   26,577,329                                                    26,577,329
(IE0001827041)


                                                 Resulting situation after the triggering transaction

Class/type of shares (if      Number of shares                  Number of voting rights       % of voting rights
possible use ISIN CODE)
                                                                Direct       Indirect         Direct        Indirect


Ordinary Shares               27,419,299                                     27,419,299                     5.0804%
(IE0001827041)




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 exercised/
                                                               converted)
N/A


Total (A+B) (where applicable in accordance with Number of voting rights  % of voting rights
national law)

27,419,299                                       27,419,299               5.0804%



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

    N/A


10. In case of proxy voting: (name of the proxy holder) will cease to hold
    (number) voting rights as of (date):

     N/A


11. Additional information:

    Done at Los Angeles, California on 20th March 2008



12. Contact name:
 
    Angela Malone
    Company Secretary


13. Contact telephone number:

    [phone]



APPENDIX

As of 19th March 2008

CRH plc

                                            Number of            Percent of
                                               Shares           Outstanding

Capital Research and Management Company 
('CRMC') holdings:                         27,419,299                5.080%

Holdings by CRMC:

Capital Research and Management Company    27,419,299                5.080%




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