Transaction in Own Shares

RNS Number : 4921E

CRH PLC

29 September 2008

29th September 2008

SHARE REPURCHASE PROGRAMME

CRH plc announces that on 26th September 2008, UBS Limited purchased, on behalf of the Company, 68,000 Ordinary Shares of €0.32 each in CRH plc at prices between €16.216 and €16.99 per Ordinary Share. The purchased shares will be held as Treasury Shares.

Following the above transactions, CRH plc holds 16,465,635 Ordinary Shares in Treasury. The number of Ordinary Shares in issue (excluding Treasury Shares) is 531,654,801.