Additional Listing

FOR IMMEDIATE RELEASE 25 May 2011

CAIRN ENERGY PLC ("Cairn" or "the Company")

Additional Listing of Shares

A block listing application has been made for 7,000,000 Ordinary Shares of 8/13 pence each to the Official List of the UK Listing Authority and to trading on the London Stock Exchange. The shares will be issued fully paid and will rank pari passu in all respects with the existing issued ordinary shares of the Company.

These shares are being reserved under a block listing and will be issued pursuant to the Cairn Energy PLC Replacement Long Term Incentive Plan and the Cairn Energy PLC Long Term Incentive Plan (2006).