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               15 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      108,418,271     4.91%     7,280,054      0.33%
securities
(2) Derivatives     8,091,355     0.37%     4,166,104      0.19%
(other than
options)
(3) Options and     1,002,150     0.05%        752,775     0.03%
agreements to
purchase/sell
Total             117,511,776     5.32%      12,198,933    0.55%

(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      72                    15.0030
Purchase      8,386                 14.8400
Purchase      216,967               15.2078
Purchase      270,405               15.0822
Purchase      8,900                 15.1839
Purchase      491,392               15.2995
Purchase      17,956                14.8400
Purchase      189                   15.0765
Purchase      47,242                15.0205
Purchase      119                   Transfer
Purchase      20,340                15.1643
Purchase      145                   15.0280
Purchase      50,517                15.2003
Purchase      225                   15.3388
Purchase      32,977                15.1572
Purchase      87,242                14.9759
Purchase      493                   14.8428
Purchase      7,750                 14.9292
Purchase      8,140                 15.1588
Purchase      340                   14.9700
Purchase      247                   14.8400
Purchase      1,070                 15.1719
Purchase      8,900                 15.1839
Purchase      728,010               15.1787
Purchase      19,270                15.1719
Purchase      1,858                 14.8400
Purchase      602                   15.5400
Purchase      165                   15.5226
Purchase      6,070                 15.0246
Purchase      24,433                15.2093
Purchase      276,491               15.0902
Purchase      211                   15.0665
Purchase      53                    Transfer
Purchase      25,994                15.2163
Purchase      6,086                 15.4454
Purchase      800                   14.9088
Purchase      343,397               15.2150
Purchase      6,086                 15.4484
Purchase      325                   14.9663
Purchase      5,497                 14.9420
Purchase      160                   15.3988
Purchase      102,563               15.2756
Purchase      15,363                15.1531
Purchase      6,163                 15.1898
Purchase      79,000                14.8400
Purchase      79,340                14.8406
Purchase      13,651                14.9311
Purchase      76,485                15.0278
Purchase      45,924                15.0968
Sale          20,340                15.1643
Sale          36,845                15.4734
Sale          493                   14.8400
Sale          47,242                15.0190
Sale          270,405               15.0822
Sale          15,263                15.3590
Sale          14,942                14.8400
Sale          32,977                15.1572
Sale          13,651                14.9311
Sale          15,930                14.8400
Sale          400                   14.9825
Sale          87,242                14.9746
Sale          8,140                 15.1588
Sale          24,433                15.2064
Sale          79,000                14.8400
Sale          6,086                 15.4454
Sale          728,010               15.1787
Sale          5,497                 14.9420
Sale          119,213               15.2463
Sale          25,994                15.2134
Sale          343,397               15.2135
Sale          50,517                15.2003
Sale          6,086                 15.4454
Sale          15,363                15.1503
Sale          119                   Transfer
Sale          11,230                14.8400
Sale          76,485                15.0265
Sale          102,563               15.2756
Sale          491,392               15.2995
Sale          8,951                 14.8400
Sale          216,967               15.2050
Sale          7,030                 14.8400
Sale          8,020                 15.3590
Sale          112                   Transfer
Sale          12,999                15.3590
Sale          340                   14.9700
Sale          8,900                 15.1839
Sale          6,070                 15.0246
Sale          728,010               15.1787
Sale          24,989                15.3590
Sale          6,163                 15.1870
Sale          8,140                 15.1588
Sale          55                    15.4317
Sale          24,638                15.3590
Sale          45,924                15.0941
Sale          2,547                 14.8400
Sale          7,750                 14.9292
Sale          98                    15.1852
Sale          1,000                 15.5212
Sale          8,900                 15.1839
Sale          11,570                15.3590
Sale          400                   15.2912
Sale          6,726                 14.8400
Sale          53                    Transfer
Sale          7,821                 14.8400
Sale          1,343                 15.3590
Sale          70                    15.1535

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         493           14.8428
CFD            Short         13651         14.9311
CFD            Short         5497          14.942
CFD            Short         48830         14.9436
CFD            Short         47242         15.0205
CFD            Short         45924         15.0967
CFD            Short         6709          15.1394
CFD            Short         21139         15.1589
CFD            Short         20340         15.1718
CFD            Short         20946         15.1884
CFD            Short         6163          15.1898
CFD            Short         50517         15.2002
CFD            Short         24433         15.2092
CFD            Short         5850          15.2541
CFD            Short         6086          15.4483
CFD            Long          79898         14.9551
CFD            Long          6070          15.0246
CFD            Long          15363         15.1502
CFD            Long          32977         15.1571
CFD            Long          8140          15.1588
CFD            Long          7344          15.1863
CFD            Long          216967        15.205
CFD            Long          25994         15.2133
CFD            Long          343397        15.2134

(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                         16 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   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                     1,700.0000      EURO           19/12/2008
Option            Purchased   250                     1,600.0000      EURO           15/02/2008
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
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