Transaction in Own Shares

BP PLC
06 December 2007


BP p.l.c. -  Transaction in Own Shares
BP p.l.c. -  6 December 2007


BP p.l.c. announces that on 5 December 2007, it purchased for cancellation
1,654,837 ordinary shares at prices between 588.50 pence and 600.50 pence per
share.

BP p.l.c. also announces that on 5 December 2007 it transferred to participants
in its employee share schemes 22,318 ordinary shares at prices between 350.00
pence and 500.00 pence. These shares were previously held as treasury shares.

Following the above transactions BP p.l.c. holds 1,940,735,385 ordinary shares
in Treasury, and has 18,945,513,099 ordinary shares in issue (excluding Treasury
shares).


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


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