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               11 January 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      108,898,812     4.93%     7,117,523      0.32%
securities
(2) Derivatives     6,619,592     0.30%       999,721      0.05%
(other than
options)
(3) Options and     1,002,150     0.05%       752,775      0.03%
agreements to
purchase/sell
Total             116,520,554     5.28%     8,870,019      0.40%


(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 Securities  Price per unit
                                   (GBP)
Purchase      12,212                15.2564
Purchase      54,497                15.0683
Purchase      33,900                15.1954
Purchase      44,900                15.1794
Purchase      20,000                15.1250
Purchase      199,274               15.0587
Purchase      434,405               15.0699
Purchase      98                    Transfer
Purchase      105,527               14.9747
Purchase      142,346               15.1733
Purchase      2,500                 15.0843
Purchase      38,882                15.1020
Purchase      20,000                15.1250
Purchase      38,882                15.1049
Purchase      11,000                15.1300
Purchase      33,903                15.0762
Purchase      297,817               15.0584
Purchase      36,301                15.0273
Purchase      4,384                 15.0712
Purchase      5,600                 14.9522
Purchase      200                   15.0975
Purchase      400                   15.0200
Purchase      900                   15.1815
Purchase      64,984                15.1021
Purchase      31,500                15.0380
Purchase      473,287               15.0725
Purchase      324,857               15.0509
Purchase      668,486               15.0428
Purchase      8,803                 15.0385
Purchase      176                   15.1329
Purchase      30,814                15.0503
Purchase      53,601                15.1300
Purchase      26,644                14.9799
Purchase      3,300                 15.0700
Purchase      176,980               15.0949
Purchase      2,520                 14.9122
Purchase      1,000                 15.1475
Purchase      8,386                 15.1300
Purchase      18,567                14.9876
Purchase      12,212                15.2585
Sale          4,384                 15.0697
Sale          1,478                 15.0221
Sale          12,212                15.2585
Sale          324,857               15.0509
Sale          2,207                 15.0221
Sale          900                   15.1800
Sale          30,648                15.0619
Sale          280                   14.9525
Sale          142,346               15.1733
Sale          5,600                 14.9500
Sale          1,247                 15.0619
Sale          539                   15.0435
Sale          4,581                 15.0619
Sale          434,405               15.0699
Sale          36,301                15.0245
Sale          50,772                15.0221
Sale          176                   15.1300
Sale          2,248                 15.0619
Sale          79,085                15.0221
Sale          875                   15.0221
Sale          2,500                 15.0843
Sale          19,240                15.0221
Sale          3,300                 15.0700
Sale          38,882                15.1020
Sale          2,338                 15.0221
Sale          7,479                 15.0619
Sale          64,984                15.1006
Sale          38,882                15.1020
Sale          3,647                 15.0221
Sale          199,274               15.0587
Sale          400                   15.0200
Sale          6,994                 15.0619
Sale          31,500                15.0351
Sale          105,527               14.9732
Sale          8,877                 14.9001
Sale          30,814                15.0474
Sale          178,955               15.0221
Sale          18,567                14.9848
Sale          152,411               15.0700
Sale          1,344                 15.0221
Sale          20,000                15.1250
Sale          663                   15.0221
Sale          154,558               15.1799
Sale          20,381                15.0619
Sale          8,803                 15.0372
Sale          5,241                 15.0619
Sale          20,000                15.1221
Sale          1,380                 15.0221
Sale          5,085                 15.0619
Sale          9,383                 14.9947
Sale          54,497                15.0656
Sale          26,644                14.9784
Sale          33,903                15.0762
Sale          176,980               15.0936
Sale          668,486               15.0428
Sale          2,500                 15.0843
Sale          297,817               15.0557
Sale          688,486               15.0452
Sale          4,314                 15.0619
Sale          12,212                15.2564
Sale          33,900                15.1954
Sale          11,000                15.1300
Sale          17,900                15.1300
Sale          2,520                 14.9122

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         2520          14.9122
CFD            Short         5600          14.9522
CFD            Short         26644         14.9799
CFD            Short         400           15.02
CFD            Short         36301         15.0273
CFD            Short         19970         15.0326
CFD            Short         12073         15.0342
CFD            Short         31500         15.0379
CFD            Short         54497         15.0683
CFD            Short         33903         15.0761
CFD            Short         64984         15.102
CFD            Short         157010        15.1028
CFD            Short         38882         15.1048
CFD            Short         176           15.1328
CFD            Short         900           15.1815
CFD            Long          105527        14.9732
CFD            Long          18567         14.9847
CFD            Long          6227          15.006
CFD            Long          30814         15.0474
CFD            Long          297817        15.0556
CFD            Long          199274        15.0587
CFD            Long          4384          15.0696
CFD            Long          3300          15.07
CFD            Long          2500          15.0843
CFD            Long          2576          15.1123
CFD            Long          20000         15.1221

(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)
CALL            Purchasing        375                48        EURO            20/03/2008    2


(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                         14 January 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   500,000                9.5000           EURO           19/12/2008
Option            Purchased   250,000                14.0000          AMER           20/06/2008
Option            Purchased   250,000                14.0000          AMER           20/06/2008
Option            Purchased   700                    1,400.0000       EURO           20/03/2008
Option            Purchased   500                    1,500.0000       EURO           15/02/2008
Option            Purchased   450                    1,400.0000       EURO           20/03/2008
Option            Purchased   250                    1,600.0000       EURO           15/02/2008
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   -1,775                 1,600.0000       EURO           20/06/2008
Option            Purchased   -250,000               16.0000          AMER           19/09/2008

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