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               10 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     106,346,812       4.82%     3,716,479     0.17%
securities
(2) Derivatives    3,456,166       0.16%     9,037,059     0.41%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           110,305,678        5.00%    13,504,538     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                52,395              17.1370
Purchase                371,215             16.9700
Purchase                35,000              17.3012
Purchase                4,988               17.2800
Purchase                114,713             17.0257
Purchase                34,856              17.1104
Purchase                85,473              17.1141
Purchase                371,215             16.9700
Purchase                35,000              17.3012
Purchase                14,000              17.0584
Purchase                18,734              17.1186
Purchase                1,000               17.2100
Purchase                500                 17.0928
Purchase                3,484               16.9147
Purchase                3,035               17.2800
Purchase                409,726             17.1484
Purchase                143,716             17.1214
Purchase                3,484               16.9147
Purchase                65                  Transfer
Purchase                2,083               16.9097
Purchase                137,290             16.8737
Sale                    17,000              17.2202
Sale                    371,215             16.9700
Sale                    2,380               16.7000
Sale                    409,726             17.1484
Sale                    2,998               16.8500
Sale                    71,261              17.1384
Sale                    35,000              17.3012
Sale                    15,402              17.2778
Sale                    464,019             Transfer
Sale                    5,430               16.9871
Sale                    21,000              17.0900
Sale                    26,000              17.0327
Sale                    107,063             16.9190
Sale                    21,441              17.0995
Sale                    5,290               Transfer
Sale                    4,760               17.2224
Sale                    1,170               17.2800
Sale                    542                 17.1042
Sale                    270                 17.1425
Sale                    9,280               17.2800
Sale                    860                 17.0521
Sale                    208                 Transfer
Sale                    1,166               17.2772
Sale                    141,047             17.1196
Sale                    414                 17.1421
Sale                    65,634              17.2264
Sale                    25,404              17.0746
Sale                    134,102             17.1434
Sale                    59                  16.9921
Sale                    81,260              17.1385
Sale                    891,088             17.1026
Sale                    27                  17.0642
Sale                    4,208               16.9919
Sale                    65                  Transfer

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          107063        16.9189
CFD            Long          5430          16.987
CFD            Long          4208          16.9919
CFD            Long          26000         17.0326
CFD            Long          25404         17.0745
CFD            Long          21441         17.0995
CFD            Long          891088        17.1025
CFD            Long          141047        17.1196
CFD            Long          152521        17.1384
CFD            Long          134102        17.1434
CFD            Long          409726        17.1484
CFD            Long          17000         17.2202
CFD            Long          1166          17.2772
CFD            Long          15402         17.2778
CFD            Short         137290        16.8737
CFD            Short         114713        17.0257
CFD            Short         14000         17.0584
CFD            Short         500           17.0928
CFD            Short         34856         17.1103
CFD            Short         85473         17.1141
CFD            Short         18734         17.1185
CFD            Short         143716        17.1214
CFD            Short         52395         17.137
CFD            Short         409726        17.1484
CFD            Short         1000          17.21
CFD            Short         14217         17.2766
CFD            Short         35000         17.3011

(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                         11 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