Rule 8.3 - BHP BILLITON PLC

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        BARCLAYS PLC
(Note 1)
Company dealt in              BHP BILLITON PLC
Class of relevant security    USD0.50
to which the dealings being
disclosed relate (Note 2)
Date of dealing               29 July 2008

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a)  Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)

                            Long                     Short

                      Number       (%)         Number       (%)

(1) Relevant    108,311,657        4.91%     2,099,605     0.10%
securities
(2) Derivatives   2,347,767        0.11%    10,569,465     0.48%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           111,162,124        5.04%    13,420,070     0.61%

(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                    Long                     Short
relevant
security:

                  Number              (%)   Number              (%)

(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


  (c)  Rights to subscribe (Note 3)

Class of relevant security:   Details



3.   DEALINGS (Note 4)

  (a)  Purchases and sales

Purchase/sale           Number of           Price per unit
                        Securities          (GBP)
Purchase                500                 Transfer
Purchase                46,709              16.5156
Purchase                56,030              16.4645
Purchase                8,000               16.4326
Purchase                1,016               16.4000
Purchase                90                  Transfer
Purchase                231,242             16.4800
Purchase                700                 16.6129
Purchase                10,523              16.4470
Purchase                96                  16.7925
Purchase                22,767              16.6239
Purchase                7,191               16.4021
Purchase                75,000              16.7627
Purchase                1,382               16.1626
Purchase                147,480             16.6751
Purchase                295,147             16.6603
Purchase                525                 16.7258
Purchase                215                 16.5675
Purchase                6,000               16.3926
Purchase                6,318               16.6443
Sale                    186                 Transfer
Sale                    136,058             16.5660
Sale                    45,441              16.5601
Sale                    315,467             16.5980
Sale                    94,257              16.3561
Sale                    40                  15.8842
Sale                    148,234             16.6883
Sale                    700                 16.6129
Sale                    3,400               16.2291
Sale                    5,800               16.7031
Sale                    240                 16.7521
Sale                    90                  Transfer
Sale                    819                 16.4000
Sale                    160                 16.5625
Sale                    475                 16.1700
Sale                    630                 16.5712
Sale                    800                 16.1700
Sale                    500                 16.7342
Sale                    700                 16.1700
Sale                    800                 16.1700
Sale                    96                  16.1042
Sale                    34,000              16.4356
Sale                    84,000              16.5199
Sale                    32                  15.8842
Sale                    375,437             16.6290
Sale                    71,901              16.5749
Sale                    1,382               16.7312
Sale                    750,000             16.8500
Sale                    60                  15.8842
Sale                    75,000              16.7627
Sale                    500                 Transfer
Sale                    265                 16.5225

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          3400          16.2291
CFD            Long          94257         16.3561
CFD            Long          25309         16.4033
CFD            Long          34000         16.4356
CFD            Long          45441         16.56
CFD            Long          40443         16.5613
CFD            Long          136058        16.566
CFD            Long          31458         16.5923
CFD            Long          315467        16.598
CFD            Long          700           16.6128
CFD            Long          375437        16.629
CFD            Long          17887         16.652
CFD            Long          148234        16.6883
CFD            Long          5800          16.7031
CFD            Long          1382          16.7311
CFD            Long          75000         16.7626
CFD            Long          750000        16.85
CFD            Short         1382          16.1625
CFD            Short         6000          16.3926
CFD            Short         7191          16.402
CFD            Short         8000          16.4326
CFD            Short         10523         16.447
CFD            Short         56030         16.4644
CFD            Short         46709         16.5156
CFD            Short         700           16.6128
CFD            Short         22767         16.6238
CFD            Short         6318          16.6442
CFD            Short         295147        16.6602
CFD            Short         147480        16.675
CFD            Short         75000         16.7626
CFD            Short         96            16.7925

(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying

Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry   Option money
e.g. call       selling,          securities to      price     American,       date     paid/received
option          purchasing,       which the option             European etc.            per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)




(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)




4.   OTHER INFORMATION
None

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.




Is a Supplemental Form 8 attached? (Note 9)                 YES


Date of disclosure                         30 July 2008
Contact name                               Geoff Smith
Telephone number                           020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk

SUPPLEMENTAL FORM 8

DETAILS OF OPEN POSITIONS
(This form should be attached to Form 8.1, Form 8.1(b)(ii) or Form 8.3, as appropriate)

OPEN POSITIONS (Note 1)
Product name,     Written or  Number of securities   Exercise price   Type, e.g.     Expiry date
e.g. call option  purchased   to which the option    (Note 2)         American,
                              or derivative relates                   European etc.
Option            Purchased   500,000                9.5000           EURO           19/12/2008
Option            Purchased   750                    2,200.0000       EURO           19/12/2008
Option            Purchased   350                    1,450.0000       EURO           18/12/2009
Option            Purchased   350                    1,450.0000       EURO           18/12/2009
Option            Purchased   250                    1,500.0000       EURO           18/12/2009
Option            Purchased   250                    1,500.0000       EURO           18/12/2009
Option            Purchased   250                    1,900.0000       EURO           18/12/2009
Option            Purchased   250                    1,900.0000       EURO           18/12/2009
Option            Purchased   250                    1,700.0000       EURO           19/12/2008
Option            Purchased   -500                   950.0000         EURO           19/12/2008
Option            Purchased   -500                   950.0000         EURO           19/12/2008
Option            Purchased   -250,000               16.0000          AMER           19/09/2008
Option            Purchased   -500,000               9.5000           EURO           19/12/2008

Notes

1. Where there are open option positions or open derivative positions (except for CFDs), full details should be given.
Full details of any  existing agreements to purchase or to sell  should also be given on this form.

2. For all prices and other monetary amounts, the currency must be stated.

For details of the Code's dealing disclosure requirements, see Rule 8 and its Notes which can be viewed on the Takeover
Panel's website at www.thetakeoverpanel.org.uk