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               23 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    110,261,730        5.00%     1,435,759     0.07%
securities
(2) Derivatives   1,622,670        0.07%    11,830,041     0.54%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           112,387,100        5.09%    14,016,800     0.64%

(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                92,804              16.3400
Purchase                450,000             15.4135
Purchase                80,000              16.2575
Purchase                27,262              16.1440
Purchase                278,411             16.3400
Purchase                32,010              16.2231
Purchase                240                 16.2326
Purchase                111                 Transfer
Purchase                185,608             16.3400
Purchase                21,124              16.1359
Purchase                80,000              16.2575
Purchase                23,201              16.3400
Purchase                3,000               16.1267
Purchase                302,622             16.2326
Purchase                20,000              16.3701
Purchase                92,804              16.3400
Purchase                12,249              16.1510
Purchase                9,235               16.1960
Purchase                25,985              16.1600
Purchase                3,200               16.2362
Purchase                63,543              16.1696
Purchase                176,944             16.1756
Purchase                300                 16.3433
Purchase                672,828             16.3400
Purchase                2,366,497           Transfer
Purchase                8,502               16.2352
Purchase                450,000             15.4135
Purchase                3,304               16.1600
Purchase                814                 16.4600
Purchase                337                 16.4600
Purchase                11,000              16.3300
Purchase                17,334              16.1600
Purchase                8,502               16.2352
Purchase                157,786             16.1613
Purchase                45,987              16.1537
Purchase                2,493               16.4400
Purchase                3,048               16.1600
Purchase                245,440             16.2229
Sale                    3,493               16.1040
Sale                    8,301               16.3556
Sale                    28,619              16.1680
Sale                    1,346               16.3100
Sale                    2,366,497           Transfer
Sale                    52,000              16.2601
Sale                    80,000              16.2575
Sale                    371                 16.0321
Sale                    404                 16.4400
Sale                    111                 Transfer
Sale                    63,478              16.1825
Sale                    450,000             15.4135
Sale                    2,230               16.3942
Sale                    400                 16.2077
Sale                    450,000             15.4135
Sale                    1,600               16.3238
Sale                    154,807             16.2296
Sale                    2,123               16.2016
Sale                    100                 16.3425
Sale                    193,888             16.2317
Sale                    225                 16.2925
Sale                    300                 16.3433
Sale                    14,656              16.2029
Sale                    33,206              16.1600
Sale                    170,439             16.1700
Sale                    32                  16.2521
Sale                    33                  16.2621
Sale                    672,828             16.3400

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          450000        15.4135
CFD            Long          7256          16.1633
CFD            Long          170439        16.1699
CFD            Long          63478         16.1825
CFD            Long          14656         16.2028
CFD            Long          400           16.2077
CFD            Long          154807        16.2296
CFD            Long          193888        16.2317
CFD            Long          52000         16.26
CFD            Long          1600          16.3237
CFD            Long          8065          16.3275
CFD            Long          300           16.3433
CFD            Long          8301          16.3556
CFD            Long          2230          16.3942
CFD            Short         450000        15.4135
CFD            Short         3000          16.1266
CFD            Short         12249         16.1509
CFD            Short         157786        16.1613
CFD            Short         63543         16.1696
CFD            Short         176944        16.1756
CFD            Short         9235          16.196
CFD            Short         245440        16.2229
CFD            Short         32010         16.223
CFD            Short         240           16.2325
CFD            Short         302622        16.2326
CFD            Short         3200          16.2361
CFD            Short         80000         16.2575
CFD            Short         300           16.3433
CFD            Short         20000         16.3701

(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                         24 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