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               31 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      107,428,458      4.81%     3,922,468     0.18%
securities
(2) Derivatives     4,673,052      0.21%     4,253,066     0.19%
(other than
options)
(3) Options and     1,003,600      0.04%       752,775     0.03%
agreements to
purchase/sell
Total             113,105,110      5.07%      8,928,309    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      44,587                14.7791
Purchase      18,480                14.5538
Purchase      4,302                 14.7700
Purchase      307                   14.6848
Purchase      220                   14.7700
Purchase      197,213               14.6286
Purchase      1,075,728             14.6031
Purchase      2,558                 14.6363
Purchase      28,286                14.6720
Purchase      1,930                 14.1943
Purchase      119,828               14.5834
Purchase      126                   14.7700
Purchase      6,813                 14.6910
Purchase      6                     14.7700
Purchase      649                   14.5728
Purchase      95,000                14.4600
Purchase      1,299                 14.7700
Purchase      448                   14.7700
Purchase      60,897                14.7700
Purchase      56,500                14.6479
Purchase      59,598                14.7448
Purchase      9,342                 14.7700
Purchase      159,701               14.6211
Purchase      5,641                 14.6642
Purchase      2,355                 14.7700
Purchase      54,806                14.7700
Purchase      1,000                 14.6106
Purchase      85,160                14.7700
Purchase      200                   14.3080
Purchase      4,388                 14.7700
Purchase      200                   14.3763
Purchase      18,113                14.7700
Purchase      510                   14.7728
Purchase      1,605                 14.7700
Purchase      2,745                 14.7700
Purchase      8,939                 14.7700
Purchase      1,306                 14.7700
Purchase      2,558                 14.6363
Purchase      119,828               14.5862
Purchase      126,175               14.5634
Purchase      60,600                14.5275
Purchase      37,000                14.6122
Sale          3,646                 14.6567
Sale          5,116                 14.7700
Sale          37,000                14.6094
Sale          460                   14.4300
Sale          1,339                 14.7700
Sale          2,558                 14.6363
Sale          31,465                14.5255
Sale          18,480                14.5499
Sale          168,879               14.5046
Sale          119,828               14.5834
Sale          1,000                 14.4300
Sale          2,400                 14.4300
Sale          85,473                14.5986
Sale          1,000                 14.6106
Sale          95,257                14.8000
Sale          100,000               14.7700
Sale          400                   14.6218
Sale          50                    14.5310
Sale          60,300                14.5218
Sale          52,059                14.5710
Sale          85,160                14.7700
Sale          250                   14.7024
Sale          130,489               14.4927
Sale          4,342                 14.7700
Sale          350                   14.5412
Sale          649                   14.7172
Sale          21,113                14.5151
Sale          18,113                14.7700
Sale          60,897                14.7700
Sale          76,560                14.5629
Sale          37,000                14.6122
Sale          4,388                 14.7700
Sale          18,480                14.5538
Sale          1,000                 14.6106
Sale          10,100                14.4300
Sale          13,960                14.4300

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         1930          14.1942
CFD            Short         60600         14.5275
CFD            Short         126175        14.5634
CFD            Short         649           14.5727
CFD            Short         119828        14.5861
CFD            Short         6258          14.595
CFD            Short         1075728       14.6031
CFD            Short         159701        14.621
CFD            Short         190955        14.6297
CFD            Short         2558          14.6363
CFD            Short         56500         14.6479
CFD            Short         28286         14.672
CFD            Short         510           14.7728
CFD            Long          130489        14.4927
CFD            Long          168879        14.5045
CFD            Long          21113         14.5151
CFD            Long          60300         14.5217
CFD            Long          31465         14.5254
CFD            Long          24928         14.5706
CFD            Long          27131         14.5714
CFD            Long          1256          14.583
CFD            Long          85473         14.5985
CFD            Long          37000         14.6093
CFD            Long          1000          14.6106
CFD            Long          1274          14.6208
CFD            Long          649           14.7171

(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                         01 February 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   350                    1,450.0000       EURO           18/12/2009
Option            Purchased   -250,000               16.0000          AMER           19/09/2008
Option            Purchased   -1,775                 1,600.0000       EURO           20/06/2008
Option            Purchased   -500                   950.0000         EURO           19/12/2008
Option            Purchased   -500                   950.0000         EURO           19/12/2008
Option            Purchased   150                    1,500.0000       EURO           20/03/2008
Option            Purchased   250                    1,600.0000       EURO           15/02/2008
Option            Purchased   -500,000               9.5000           EURO           19/12/2008
Option            Purchased   350                    1,450.0000       EURO           18/12/2009
Option            Purchased   500,000                9.5000           EURO           19/12/2008
Option            Purchased   450                    1,400.0000       EURO           20/03/2008
Option            Purchased   500                    1,500.0000       EURO           15/02/2008
Option            Purchased   600                    1,450.0000       EURO           15/02/2008
Option            Purchased   700                    1,400.0000       EURO           20/03/2008
Option            Purchased   250,000                14.0000          AMER           20/06/2008
Option            Purchased   250,000                14.0000          AMER           20/06/2008
Option            Purchased   250                    1,700.0000       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