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               22 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    109,038,692        4.94%     1,491,628     0.07%
securities
(2) Derivatives   1,594,246        0.07%    11,372,468     0.52%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           111,135,638        5.04%    13,615,096     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                48,022              16.6312
Purchase                3,393               16.1800
Purchase                145,508             16.3614
Purchase                19,026              16.4003
Purchase                39,000              16.6881
Purchase                57                  16.4600
Purchase                106                 Transfer
Purchase                320                 16.6179
Purchase                19,000              16.1800
Purchase                71,084              16.1800
Purchase                36,607              16.4467
Purchase                50,000              16.2741
Purchase                116,576             16.6067
Purchase                36,843              16.4600
Purchase                1,489               16.7283
Purchase                10,656              16.1468
Purchase                30,100              16.1672
Purchase                50,000              16.2741
Purchase                908                 16.5764
Purchase                42,230              16.1800
Purchase                745                 16.1800
Purchase                2,032               16.1800
Purchase                7,479               16.1800
Purchase                36,900              16.1800
Purchase                4,412               16.1646
Purchase                700                 16.5814
Purchase                24,444              16.5495
Purchase                726                 16.6900
Purchase                6,682               16.1800
Purchase                300                 16.3779
Purchase                960                 16.1826
Purchase                333                 16.1800
Purchase                68                  16.7158
Sale                    36,900              16.1800
Sale                    198                 16.7121
Sale                    40,123              16.4761
Sale                    72                  Transfer
Sale                    32,963              16.4507
Sale                    106                 Transfer
Sale                    280                 16.7073
Sale                    873                 16.2425
Sale                    36                  16.4742
Sale                    10,000              16.6973
Sale                    228                 16.4542
Sale                    12,495              16.6971
Sale                    300                 16.4600
Sale                    81                  16.4242
Sale                    30,044              16.4600
Sale                    31,508              16.4600
Sale                    49,900              16.4600
Sale                    9,475               16.1800
Sale                    290                 16.6425
Sale                    320                 16.6237
Sale                    520                 16.2012
Sale                    235,367             16.4084
Sale                    3,690               16.6612
Sale                    655                 16.4200
Sale                    152                 16.7221
Sale                    241,564             16.4276
Sale                    50,000              16.2741
Sale                    700                 16.5814
Sale                    36,843              16.4600
Sale                    908                 16.6973
Sale                    57                  16.4600
Sale                    189,720             16.4672
Sale                    336,143             16.5800
Sale                    69                  16.5821
Sale                    62                  16.5942

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          873           16.2424
CFD            Long          235367        16.4084
CFD            Long          241564        16.4275
CFD            Long          32963         16.4507
CFD            Long          189720        16.4671
CFD            Long          40123         16.4761
CFD            Long          336143        16.58
CFD            Long          700           16.5814
CFD            Long          3690          16.6612
CFD            Long          12495         16.697
CFD            Long          10908         16.6973
CFD            Long          280           16.7073
CFD            Short         10656         16.1467
CFD            Short         4412          16.1646
CFD            Short         30100         16.1671
CFD            Short         960           16.1825
CFD            Short         50000         16.274
CFD            Short         145508        16.3614
CFD            Short         19026         16.4003
CFD            Short         36607         16.4466
CFD            Short         24444         16.5494
CFD            Short         908           16.5764
CFD            Short         700           16.5814
CFD            Short         116576        16.6066
CFD            Short         39000         16.688

(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                         23 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