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               25 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    109,161,896        4.95%     1,558,280     0.07%
securities
(2) Derivatives   1,757,569        0.08%    11,339,029     0.51%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           111,422,165        5.05%    13,648,309     0.62%

(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                152,512             15.4000
Purchase                129,482             15.5607
Purchase                566                 15.8672
Purchase                61,545              15.6388
Purchase                2,500               15.7482
Purchase                100,000             15.5576
Purchase                212                 15.5200
Purchase                100,000             15.5576
Purchase                25,546              15.6023
Purchase                192                 15.3869
Purchase                9,936               15.5300
Purchase                688                 15.4900
Purchase                296,709             15.4913
Purchase                9,000               15.6870
Purchase                287,710             15.5892
Purchase                167,586             15.5142
Purchase                56,037              15.5443
Purchase                27,623              15.4171
Sale                    112                 15.2821
Sale                    186                 16.0942
Sale                    30,512              15.5120
Sale                    7,000               15.4675
Sale                    1,624,067           Transfer
Sale                    57,093              15.5748
Sale                    179                 Transfer
Sale                    2,036               15.5871
Sale                    56,678              15.5643
Sale                    4,939               15.3141
Sale                    5,669               15.5447
Sale                    13,452              15.5839
Sale                    93,115              15.4400
Sale                    100,000             15.5576
Sale                    654                 15.5300
Sale                    957                 15.5300
Sale                    1,188               15.5300
Sale                    6,494               15.5300
Sale                    7,276               15.5300
Sale                    800                 15.7100
Sale                    333                 15.5300
Sale                    285                 15.5300
Sale                    6,027               15.5300
Sale                    3,000               15.5300
Sale                    83,910              15.5300
Sale                    57,611              15.5085
Sale                    3,603               15.5114
Sale                    345                 16.0921
Sale                    9,710               15.5300
Sale                    300                 15.4842
Sale                    8,110               15.5300
Sale                    8,999               15.5120
Sale                    13,436              15.5120
Sale                    296,709             15.4913
Sale                    2,512               15.5300
Sale                    93,826              15.4379
Sale                    395,459             15.6476
Sale                    11,000              15.5300
Sale                    11,227              15.5300

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          4939          15.314
CFD            Long          93826         15.4379
CFD            Long          93115         15.44
CFD            Long          7000          15.4675
CFD            Long          296709        15.4912
CFD            Long          57611         15.5085
CFD            Long          7182          15.5366
CFD            Long          5669          15.5447
CFD            Long          56678         15.5643
CFD            Long          57093         15.5748
CFD            Long          13452         15.5838
CFD            Long          19040         15.5865
CFD            Long          395459        15.6475
CFD            Short         27623         15.417
CFD            Short         688           15.49
CFD            Short         296709        15.4912
CFD            Short         167586        15.5142
CFD            Short         212           15.52
CFD            Short         56037         15.5443
CFD            Short         100000        15.5576
CFD            Short         129482        15.5606
CFD            Short         287710        15.5891
CFD            Short         25546         15.6022
CFD            Short         61545         15.6388
CFD            Short         9000          15.6869
CFD            Short         2500          15.7482
CFD            Short         566           15.8672

(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                         28 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                    1,700.0000       EURO           19/12/2008
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   -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