Transaction in Own Shares

BP PLC
06 March 2008


BP p.l.c. -  Transaction in Own Shares
BP p.l.c. -  6 March 2008


BP p.l.c. announces that on 5 March 2008, it purchased for cancellation 780,000
ordinary shares at prices between 534.00 pence and 542.00 pence per share.

BP p.l.c. also announces that on 5 March 2008 it transferred to participants in
its employee share schemes 44,109 ordinary shares at prices between 386.00 pence
and 500.00 pence. These shares were previously held as treasury shares.

Following the above transactions BP p.l.c. holds 1,939,076,540 ordinary shares
in Treasury, and has 18,862,715,612 ordinary shares in issue (excluding Treasury
shares).


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



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