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               21 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    109,584,628        4.97%     1,526,052     0.07%
securities
(2) Derivatives   1,621,263        0.07%    12,025,414     0.54%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           111,708,591        5.06%    14,302,466     0.65%


(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                750                 15.5758
Purchase                967                 16.4626
Purchase                1,000               16.5040
Purchase                88,308              16.6324
Purchase                14,421              16.3673
Purchase                200,875             16.4590
Purchase                2,032               16.4600
Purchase                290                 16.4177
Purchase                9,014               16.4550
Purchase                579                 16.5626
Purchase                3,000               16.4126
Purchase                57,811              16.5037
Purchase                3,400               16.5474
Purchase                10,153              16.3900
Purchase                26,672              16.4572
Purchase                311,225             16.5374
Purchase                2,495               16.4600
Purchase                30,044              16.5300
Purchase                31,508              16.5300
Purchase                49,900              16.5300
Purchase                8,160               16.3853
Purchase                122,960             16.5405
Purchase                73,638              16.0000
Purchase                1,169               16.0000
Purchase                873                 16.4600
Purchase                2,752               16.4600
Purchase                688                 16.4600
Purchase                45,659              16.0000
Sale                    28,264              16.4514
Sale                    290                 16.4177
Sale                    1,000               16.5040
Sale                    15,000              16.5474
Sale                    340                 16.4773
Sale                    5,949               16.5464
Sale                    1,018               Transfer
Sale                    9,014               16.4550
Sale                    22,286              16.4881
Sale                    71,293              16.4310
Sale                    25,000              16.4600
Sale                    155                 15.7742
Sale                    110                 15.7642
Sale                    61,552              16.5300
Sale                    9,014               16.4550
Sale                    49,900              16.5300
Sale                    200                 16.4442
Sale                    6,525               16.4218
Sale                    450                 16.3625
Sale                    25,864              16.3029
Sale                    478                 Transfer
Sale                    243,180             16.4598
Sale                    2,530               16.4774
Sale                    30,487              16.3398
Sale                    609                 16.6421
Sale                    290                 16.4600
Sale                    96,310              16.5483
Sale                    51,422              16.5109
Sale                    579                 16.5274
Sale                    600                 16.4216

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          25864         16.3028
CFD            Long          30487         16.3398
CFD            Long          71293         16.431
CFD            Long          28264         16.4514
CFD            Long          243180        16.4597
CFD            Long          340           16.4772
CFD            Long          2530          16.4773
CFD            Long          22286         16.488
CFD            Long          1000          16.504
CFD            Long          51422         16.5108
CFD            Long          579           16.5273
CFD            Long          5949          16.5464
CFD            Long          15000         16.5473
CFD            Long          96310         16.5483
CFD            Short         14421         16.3672
CFD            Short         8160          16.3852
CFD            Short         3000          16.4126
CFD            Short         26672         16.4572
CFD            Short         200875        16.4589
CFD            Short         967           16.4626
CFD            Short         57811         16.5036
CFD            Short         1000          16.504
CFD            Short         311225        16.5373
CFD            Short         3400          16.5474
CFD            Short         579           16.5626
CFD            Short         88308         16.6323

(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                         22 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                   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
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

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