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               18 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      112,291,606     5.09%      3,476,546     0.16%
securities
(2) Derivatives     4,771,422      0.22%     4,520,170     0.20%
(other than
options)
(3) Options and     1,002,150      0.05%       752,775     0.03%
agreements to
purchase/sell
Total             118,065,178      5.35%      8,749,491    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      33,329                13.9411
Purchase      46                    13.6165
Purchase      1,058,235             13.8083
Purchase      4,253                 13.7018
Purchase      556                   13.7523
Purchase      18,199                13.7800
Purchase      37,000                13.7800
Purchase      12,600                13.6964
Purchase      169,728               13.6946
Purchase      63,895                13.5611
Purchase      300                   13.4088
Purchase      2,813                 13.7800
Purchase      220                   13.6680
Purchase      33,593                13.5141
Purchase      2,000                 13.8375
Purchase      556                   13.7523
Purchase      94,446                13.7398
Purchase      130                   13.7383
Purchase      58,011                13.8576
Purchase      539,785               13.4882
Purchase      33,593                13.5115
Purchase      71,129                13.6487
Purchase      206                   13.7683
Purchase      3,080                 13.7347
Purchase      1,764,481             13.7033
Purchase      106,688               13.7800
Purchase      2,292                 13.9856
Purchase      1,500                 13.7688
Purchase      1,730,888             13.7070
Purchase      159,166               13.7405
Purchase      250                   13.5088
Purchase      84                    Transfer
Purchase      3,080                 13.7347
Purchase      1,300                 13.7661
Purchase      315,754               13.8264
Purchase      21,985                13.4528
Purchase      250                   13.6495
Purchase      532                   13.7800
Purchase      5,385                 13.7226
Purchase      153,444               13.8725
Purchase      16,200                13.6747
Purchase      1,300                 13.7661
Purchase      462,584               13.7800
Purchase      4,526                 13.8218
Purchase      435                   13.6680
Purchase      5,963                 13.7800
Purchase      2,292                 13.9856
Purchase      12,299                13.7800
Purchase      35,827                13.6800
Purchase      400                   13.4788
Purchase      21,985                13.4528
Purchase      20,711                13.7750
Purchase      27,680                13.7800
Purchase      6,694                 13.7441
Purchase      763,222               13.6793
Purchase      364,023               13.7666
Purchase      20,711                13.8426
Sale          1,418                 13.5542
Sale          532                   13.7774
Sale          72,575                13.6617
Sale          4,526                 13.8218
Sale          13,528                13.6617
Sale          2,292                 13.9856
Sale          1,058,235             13.8083
Sale          1,579                 13.6617
Sale          4,526                 13.8218
Sale          16,200                13.6733
Sale          2,588                 13.6617
Sale          156                   Transfer
Sale          3,089                 13.5542
Sale          1,300                 13.7661
Sale          364,023               13.7641
Sale          12,600                13.6964
Sale          106,688               13.7800
Sale          33,329                13.9397
Sale          143,688               13.7800
Sale          116                   Transfer
Sale          6,694                 13.7441
Sale          58,011                13.8562
Sale          20,711                13.8399
Sale          1,645                 13.7725
Sale          3,080                 13.7347
Sale          18,199                13.7800
Sale          1,225                 13.6617
Sale          20,711                13.7724
Sale          94,446                13.7372
Sale          3,839                 13.5542
Sale          153,444               13.8725
Sale          33,593                13.5115
Sale          1,080,220             13.8011
Sale          84                    13.9417
Sale          4,193                 13.7800
Sale          21,985                13.4502
Sale          26,648                13.6617
Sale          109                   Transfer
Sale          159,166               13.7393
Sale          6,694                 13.7441
Sale          340                   13.9217
Sale          3,080                 13.7330
Sale          763,222               13.6768
Sale          3,080                 13.7347
Sale          44,874                13.7800
Sale          5,385                 13.7226
Sale          5,046                 13.5542
Sale          1,344                 13.6617
Sale          4,253                 13.7004
Sale          556                   13.7523
Sale          84                    Transfer
Sale          71,129                13.6487
Sale          34,247                13.6617
Sale          37,000                13.7800
Sale          2,029                 13.6617
Sale          136                   13.9210
Sale          33,593                13.5115
Sale          1,730,888             13.7070
Sale          4,727                 13.6617
Sale          462,584               13.7786
Sale          21,985                13.4528
Sale          63,895                13.5611
Sale          539,785               13.4882
Sale          169,728               13.6920
Sale          1,152                 13.6617
Sale          550                   13.8625
Sale          5,074                 13.5542
Sale          607                   13.8000
Sale          315,754               13.8252

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         33593          13.5141
CFD            Short         63895          13.561
CFD            Short         8000           13.6099
CFD            Short         71129          13.6487
CFD            Short         16200          13.6747
CFD            Short         763222         13.6792
CFD            Short         169728         13.6946
CFD            Short         4253           13.7017
CFD            Short         113596         13.7315
CFD            Short         15533          13.7441
CFD            Short         556            13.7523
CFD            Short         1300           13.7661
CFD            Short         20711          13.775
CFD            Short         462584         13.7799
CFD            Short         37570          13.7955
CFD            Long          21985          13.4502
CFD            Long          12600          13.6964
CFD            Long          5385           13.7226
CFD            Long          7602           13.7268
CFD            Long          3080           13.733
CFD            Long          94446          13.7371
CFD            Long          6694           13.744
CFD            Long          364023         13.7641
CFD            Long          532            13.7773
CFD            Long          37779          13.8043
CFD            Long          4526           13.8218
CFD            Long          262897         13.8253
CFD            Long          20711          13.8399
CFD            Long          58011          13.8562
CFD            Long          153444         13.8724
CFD            Long          15078          13.874
CFD            Long          33329          13.9396

(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                         21 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