Holding(s) in Company

CRH PLC
17 December 2007

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):

13th December 2007



6.  Date on which issuer notified:

17th December 2007



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

3%



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                   16,244,294             16,244,294

(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               17,374,294                                     17,374,294                     3.1754%

(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)

17,374,294                                       17,374,294               3.1754%



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 14th December 2007



12. Contact name:

 Angela Malone

 Company Secretary



13. Contact telephone number:

[phone]

APPENDIX



As of 13th December 2007



CRH plc


                          Number of            Percent of
                           Shares              Outstanding

The Capital Group 
Companies, Inc. 
('CG') holdings:         17,374,294                3.175%



Holdings by CG 
Management Companies 
and Funds:


Capital Research 
and Management Company  17,374,294                3.175%






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