Transaction in Own Shares

BP PLC
23 September 2004


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 23 September 2004


BP p.l.c. announces that on 22 September 2004, it purchased for cancellation
8,315,000 ordinary shares at prices between 533.00 pence and 540.50 pence per
share.


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



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