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               16 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    106,852,164        4.84%     3,157,130     0.14%
securities
(2) Derivatives   2,826,627        0.13%     8,947,866     0.41%
(other than
options)
(3) Options and     502,700        0.02%       751,000     0.03%
agreements to
purchase/sell
Total           110,181,491        4.99%    12,855,996     0.58%


(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                878,397             15.9887
Purchase                222,429             16.2118
Purchase                43,070              15.9975
Purchase                141,318             16.3985
Purchase                2,300               16.8750
Purchase                111,248             16.0273
Purchase                21,400              16.6491
Purchase                36,843              16.6300
Purchase                185,608             16.0300
Purchase                234,639             16.1530
Purchase                28,543              16.1456
Purchase                53,688              16.2735
Purchase                15,000              16.5993
Purchase                35,671              15.9715
Purchase                92,804              15.9800
Purchase                464,019             Transfer
Purchase                55,000              16.0900
Purchase                50,908              16.8483
Purchase                925                 16.8300
Purchase                46,402              16.0300
Purchase                17,200              15.9637
Purchase                3,766               15.7856
Purchase                766                 15.8800
Purchase                37                  16.6300
Purchase                324,813             16.0157
Purchase                189                 16.0900
Purchase                1,000               16.9700
Purchase                18,168              16.0900
Purchase                36,880              16.0900
Purchase                3,000               16.0181
Purchase                1,227               16.0900
Purchase                10,612              16.0900
Purchase                7,476               16.6300
Purchase                1,672               15.8945
Purchase                93,371              17.4700
Purchase                33,900              16.9672
Purchase                2,000               16.0301
Purchase                300                 15.9075
Purchase                2,032               16.0900
Sale                    93,371              17.4700
Sale                    93,371              17.4700
Sale                    37                  16.6300
Sale                    9,050               15.8871
Sale                    68,665              16.0763
Sale                    12,374              16.1537
Sale                    36,843              16.6300
Sale                    35,650              16.0756
Sale                    111,248             16.0273
Sale                    36,671              15.9953
Sale                    59                  Transfer
Sale                    3,766               16.0014
Sale                    368                 16.0521
Sale                    1,484               16.5500
Sale                    162,078             16.5985
Sale                    673                 16.5542
Sale                    13,060              16.0880
Sale                    14,679              16.5015
Sale                    159,210             16.0555
Sale                    91                  16.7921
Sale                    11,200              16.0314
Sale                    130                 Transfer
Sale                    1,940               15.9118
Sale                    44,120              16.2425
Sale                    250                 16.1825
Sale                    36,880              16.0900
Sale                    325                 16.7812
Sale                    324,813             16.0157
Sale                    125                 16.5916
Sale                    20,200              16.3147
Sale                    4,000               16.6773
Sale                    10,814              15.9953
Sale                    464,019             Transfer
Sale                    3,578               16.0374
Sale                    30,610              16.0900
Sale                    16,148              15.9953
Sale                    125,911             16.9500


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          1940          15.9117
CFD            Long          3766          16.0013
CFD            Long          111248        16.0273
CFD            Long          11200         16.0314
CFD            Long          3578          16.0373
CFD            Long          159210        16.0555
CFD            Long          35650         16.0755
CFD            Long          68665         16.0763
CFD            Long          13060         16.0879
CFD            Long          12374         16.1537
CFD            Long          44120         16.2425
CFD            Long          20200         16.3146
CFD            Long          14679         16.5014
CFD            Long          1484          16.55
CFD            Long          162078        16.5984
CFD            Long          4000          16.6773
CFD            Short         3766          15.7856
CFD            Short         1672          15.8944
CFD            Short         17200         15.9636
CFD            Short         35671         15.9715
CFD            Short         878397        15.9886
CFD            Short         43070         15.9975
CFD            Short         3000          16.0181
CFD            Short         111248        16.0273
CFD            Short         2000          16.0301
CFD            Short         28543         16.1455
CFD            Short         234639        16.153
CFD            Short         222429        16.2118
CFD            Short         53688         16.2735
CFD            Short         141318        16.3985
CFD            Short         15000         16.5993
CFD            Short         1299          16.6667
CFD            Short         50908         16.8482
CFD            Short         2300          16.875


(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                         16 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