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               24 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    110,761,281        5.02%     1,430,515     0.06%
securities
(2) Derivatives   1,629,804        0.07%    11,162,253     0.51%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           112,893,785        5.12%    13,343,768     0.60%

(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                279,266             16.3000
Purchase                4,210               15.8367
Purchase                581                 15.4025
Purchase                18,091              15.8812
Purchase                23,201              15.9100
Purchase                1,202               15.9116
Purchase                185,608             15.9099
Purchase                254                 Transfer
Purchase                185,608             15.9400
Purchase                94,448              15.8242
Purchase                176,576             15.9599
Purchase                900                 15.9011
Purchase                4,210               15.8352
Purchase                6,000               15.8425
Purchase                25,784              16.0127
Purchase                32,000              15.5279
Purchase                464,019             15.5501
Purchase                7,485               15.4000
Purchase                1,550               15.9600
Purchase                3,458               15.4000
Purchase                570                 16.0388
Purchase                92,804              15.9400
Purchase                8,647               15.4454
Purchase                951,239             15.5593
Purchase                63,000              15.4000
Purchase                119,237             15.9304
Purchase                8,600               15.5257
Purchase                41,908              15.8689
Purchase                5,669               15.4019
Purchase                334,888             15.8899
Purchase                1,600               15.9288
Purchase                24,923              15.9002
Sale                    160                 16.1042
Sale                    334,888             15.8899
Sale                    40,074              15.8706
Sale                    494,539             15.9466
Sale                    259                 16.1021
Sale                    152,512             15.4000
Sale                    190                 16.0325
Sale                    700                 16.0312
Sale                    400                 16.0312
Sale                    138                 15.8842
Sale                    32,000              15.5279
Sale                    549                 15.4874
Sale                    15,453              15.8794
Sale                    172,781             15.7953
Sale                    951,239             15.5593
Sale                    4,210               15.8367
Sale                    190,183             15.9640
Sale                    165,609             15.6547
Sale                    49,000              16.0236
Sale                    20,000              15.8525
Sale                    43,101              15.6740


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          5561          15.4031
CFD            Long          549           15.4873
CFD            Long          32000         15.5278
CFD            Long          165609        15.6547
CFD            Long          43101         15.6739
CFD            Long          172781        15.7953
CFD            Long          20000         15.8524
CFD            Long          40074         15.8705
CFD            Long          334888        15.8899
CFD            Long          2680          15.9441
CFD            Long          494539        15.9465
CFD            Long          190183        15.964
CFD            Long          11130         16.0229
CFD            Long          49000         16.0235
CFD            Short         5669          15.4019
CFD            Short         581           15.4024
CFD            Short         8647          15.4453
CFD            Short         8600          15.5256
CFD            Short         32000         15.5278
CFD            Short         94448         15.8241
CFD            Short         4210          15.8367
CFD            Short         6000          15.8425
CFD            Short         41908         15.8688
CFD            Short         334888        15.8899
CFD            Short         24923         15.9002
CFD            Short         900           15.9011
CFD            Short         1202          15.9116
CFD            Short         1600          15.9288
CFD            Short         119237        15.9303
CFD            Short         176576        15.9598
CFD            Short         25784         16.0126

(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                         25 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