Transaction in Own Shares

BP PLC
15 December 2006


BP p.l.c. - Transaction in Own Shares
BP p.l.c. - 15 December 2006

BP p.l.c. announces that on 14 December 2006, it purchased for cancellation
2,190,000 ordinary shares at prices between 571.50 pence and 583.0 pence per
share and between 1128.67 cents and 1132.83 cents per share.

Following the above transactions, BP p.l.c. holds 1,946,967,915 ordinary shares
in Treasury, and has 19,509,565,017 ordinary shares in issue (excluding Treasury
shares).

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



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