Transaction in Own Shares

BP PLC
24 April 2007

BP p.l.c.  -  Transaction in Own Shares
BP p.l.c.  -  24 April 2007


BP p.l.c. announces that on 23 April 2007, it purchased for cancellation
5,030,350 ordinary shares at prices between 569.5 pence and 581.5 pence per
share.

Following the above transaction, BP p.l.c. holds 1,943,911,624 ordinary shares
in Treasury, and has 19,232,422,321 ordinary shares in issue (excluding Treasury
shares).

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


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