Transaction in Own Shares

BP PLC
02 May 2008

BP p.l.c. -  Transaction in Own Shares
BP p.l.c. -  2 May 2008



BP p.l.c. announces that on 1 May 2008, it purchased for cancellation 1,240,000
ordinary shares at prices between 604.50 pence and 612.00 pence per share.



Following the above transaction BP p.l.c. holds 1,907,184,571 ordinary shares in
Treasury, and has 18,849,252,134 ordinary shares in issue (excluding Treasury
shares).



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


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