Blocklisting Interim Review

BP PLC
07 July 2006

                    BLOCKLISTING SIX MONTHLY REVIEW


1. NAME OF COMPANY:      BP p.l.c.



2. NAME OF SCHEME:       The BP Group Savings Related Share Options



3. PERIOD OF RETURN:     FROM: 1 January 2006      TO: 30 June 2006



4. NUMBER AND CLASS OF SHARE(S)
   (AMOUNT OF STOCK/DEBT SECURITY)
   NOT ISSUED UNDER SCHEME
   AT END OF THE LAST PERIOD:          11,754,180 Ordinary shares of US$0.25



5. NUMBER OF SHARES ISSUED/ALLOTTED
   UNDER SCHEME DURING PERIOD:         0



6. BALANCE UNDER SCHEME NOT YET  
   ISSUED/ALLOTTED AT END OF PERIOD:   11,754,180



7. NUMBER AND CLASS OF SHARE(S) 
   (AMOUNT OF STOCK/DEBT SECURITIES) 
   ORIGINALLY LISTED AND THE DATE OF 
   ADMISSION:                          10,000,000 Ordinary shares of US$0.25
                                       were admitted to listing on 25 June 2004


PLEASE CONFIRM TOTAL NUMBER OF SHARES IN ISSUE AT THE END OF THE PERIOD
IN ORDER FOR US TO UPDATE OUR RECORDS.

21,695,250,955 Ordinary Shares of US$0.25 which includes 1,701,637,750 Treasury
Shares

CONTACT FOR QUERIES

NAME:          Emily Goodwin
TELEPHONE:     [phone]




                              SUMMARY ATTACHMENT TO 
                   SCHEDULE 5 BLOCK LISTING SIX MONTHLY RETURN

                         1 JANUARY 2006 to 30 JUNE 2006

Issued Share Capital
Opening balance of BP Ordinary shares of US$0.25
as at 1 January 2006:                                21,639,669,690

Changes during the period

Shares issued under BP Group
Savings Related Share Option Scheme                               0

Shares issued under
The Executive Share Option Scheme                        55,581,265

Shares bought back and cancelled                                  -

Issued Share Capital
Closing balance of BP Ordinary shares of US$0.25     21,695,250,955
as at 30 June 2006:


                                ****************

Summary of Treasury Shares bought from 1 January 2006 to 30 June 2006

Q1 -                   349,079,400
Q2 -                   375,743,791
                       ___________
Year total to date     724,823,194

Shares transferred out of treasury      Q1       3,301,306
                                        Q2       2,509,106 
                                                 _________
                                                 5,810,412

Additional Blocklisting for:
BP Executive Share Option Scheme
On 16 February 2006                             40,000,000
On 1 June 2006                                  40,000,000
                                                __________
                                                80,000,000



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