Transaction in Own Shares

BP PLC
12 October 2007


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

BP p.l.c. -  12 October 2007


BP p.l.c. announces that on 11 October 2007, it purchased for cancellation
1,000,000 ordinary shares at prices between 582.00 pence and 594.00 pence per
share.


Following the above transaction BP p.l.c. holds 1,941,602,088 ordinary shares in
Treasury, and has 19,006,639,353 ordinary shares in issue (excluding Treasury
shares).


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


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