Transaction in Own Shares

BP PLC
18 April 2008

BP p.l.c. -  Transaction in Own Shares

BP p.l.c. -  18 April 2008



BP p.l.c. announces that on 17 April 2008, it purchased for cancellation
2,600,000 ordinary shares at prices between 558.00 pence and 561.60 pence per
share.



Following the above transaction BP p.l.c. holds 1,907,201,319 ordinary shares in
Treasury, and has 18,857,707,637 ordinary shares in issue (excluding Treasury
shares).



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






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