Transaction in Own Shares

BP PLC
13 August 2004


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 13 August 2004

The following amendment has been made to RNS 9272B released today at 07:00.

The date of purchase is 12 August 2004 and not 12 July 2004 as originally shown.
The date of announcement is 13 August 2004 and not 13 July 2004 as originally
shown.  All other details are unchanged.

BP p.l.c. announces that on 13 August 2004, it purchased for cancellation
4,300,000 ordinary shares at prices between 495.25 pence and 499.25 pence per
share.

Enquiries : Fergus MacLeod, BP p.l.c. Tel : [phone]




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