Blocklistg Int. Review-Amend

Cairn Energy PLC
4 April 2001

                                  SCHEDULE 5

                       BLOCKLISTING SIX MONTHLY RETURN

The issuer advises that the following replaces the Blocklisting Interim Review
announcement released on 13 March 2001 at 10.30 am under the RNS Number 3611A.

The number of ordinary shares at 4. and 6. in the announcement was incorrect.
This number has consequently been changed from 549,000 ordinary shares of 10p
each to 505,000 ordinary shares of 10p each.

All other details remain unchanged. The full amended text appears below:-


1. Name of company

Cairn Energy PLC

2. Name of scheme

Cairn Energy PLC 1988 Executive Share Option Scheme

3. Period of return:

From 11/09/00 to 11/03/01

4. Number and class of shares(s)
(amount of stock/debt security)
not issued under scheme

505,000 ordinary shares of 10p each

5. Number of shares issued/allotted
under scheme during period

290,000

6. Balance under scheme not yet issued/allotted
at end of period

505,000

7. Number and class of share(s)
(amount of stock/debt securities)
originally listed and the date of admission

750,000 shares listed on 11/09/00


Please confirm total number of shares in issue at the end of the period
in order for us to update our records

147,409,609


Contact for queries: Assistant Company Secretary

Address: Cairn Energy PLC, 50 Lothian Road, Edinburgh, EH3 9BY

Name: Maryth Guild

Telephone: [phone]