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               23 October 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     120,994,167     5.48%      1,442,158     0.07%
securities
(2) Derivatives    3,247,508     0.15%     17,195,502     0.78%
(other than
options)
(3) Options and        2,700     0.00%          1,000     0.00%
agreements to
purchase/sell
Total            124,244,375     5.63%     18,638,660     0.84%

(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           500                 8.4900
Purchase           209,519             7.9363
Purchase           440,640             8.2317
Purchase           190,051             7.9960
Purchase           2,412               8.2300
Purchase           350                 8.4900
Purchase           350                 8.4900
Purchase           33,955              8.8000
Purchase           500                 8.4900
Purchase           2,032               8.2300
Purchase           2,153               7.7950
Purchase           600                 8.4900
Purchase           500                 8.4900
Purchase           350                 8.4900
Purchase           325                 8.4900
Purchase           350                 8.4900
Purchase           400                 8.4900
Purchase           300                 8.4900
Purchase           350                 8.4900
Purchase           797,435             8.1206
Purchase           31,721              8.1266
Purchase           59,162              8.0442
Purchase           5,000               7.9177
Purchase           3,043               7.7950
Purchase           700                 8.1471
Purchase           123,781             8.1100
Purchase           673,953             8.0930
Purchase           2,310               8.0830
Purchase           61                  Transfer
Purchase           85,879              8.0831
Purchase           21,497              7.9920
Purchase           1,203               7.8197
Purchase           113                 8.5797
Purchase           19,281              8.0786
Purchase           815,860             8.2031
Purchase           58,534              8.0790
Purchase           6,900               8.4949
Purchase           500                 8.4900
Purchase           5,000               8.3012
Purchase           325                 8.4900
Purchase           325                 8.4900
Purchase           3,520               8.3427
Purchase           400                 8.4900
Purchase           600                 8.1000
Purchase           350                 8.4900
Purchase           3,050               8.6500
Purchase           350                 8.4900
Purchase           300                 8.1250
Purchase           350                 8.4900
Purchase           625                 8.0850
Purchase           325                 8.4900
Purchase           350                 8.4900
Purchase           350                 8.4900
Purchase           350                 8.4900
Purchase           625                 8.0850
Purchase           1,300               8.0850
Purchase           350                 8.4900
Purchase           7,188               8.6500
Purchase           5,032               8.2300
Purchase           350                 8.4900
Purchase           350                 8.4900
Purchase           350                 8.4900
Purchase           28,490              8.5877
Purchase           1,483               7.9837
Purchase           325                 8.4900
Purchase           350                 8.4900
Purchase           500                 8.4900
Purchase           325                 7.9147
Purchase           350                 8.4900
Purchase           350                 8.4900
Purchase           600                 8.4900
Purchase           4,792               8.2300
Purchase           350                 8.4900
Purchase           350                 8.4900
Sale               700                 8.4400
Sale               82,000              8.4106
Sale               448                 8.8505
Sale               31,000              8.5371
Sale               115                 7.7603
Sale               197                 8.1600
Sale               700                 8.1471
Sale               56,018              8.1318
Sale               11,740              8.2300
Sale               5,032               8.2300
Sale               38,684              7.9357
Sale               3,000               Transfer
Sale               420                 8.8703
Sale               539,905             8.1157
Sale               29,969              8.0877
Sale               2,524               7.8800
Sale               552,678             8.2583
Sale               61                  Transfer
Sale               1,404               7.8690
Sale               466                 8.8955
Sale               314                 Transfer
Sale               550                 8.1107
Sale               114,910             8.2373
Sale               1,011               Transfer
Sale               33,955              8.8000

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          1404          7.869
CFD            Long          93483         7.9321
CFD            Long          38684         7.9356
CFD            Long          29969         8.0876
CFD            Long          36777         8.1003
CFD            Long          189900        8.1065
CFD            Long          348732        8.1193
CFD            Long          56018         8.1318
CFD            Long          700           8.1471
CFD            Long          8007          8.23
CFD            Long          114910        8.2373
CFD            Long          552678        8.2582
CFD            Long          48815         8.3783
CFD            Long          700           8.44
CFD            Long          1273          8.4644
CFD            Long          31000         8.5371
CFD            Short         5000          7.9177
CFD            Short         209519        7.9363
CFD            Short         21497         7.9919
CFD            Short         190051        7.996
CFD            Short         59162         8.0442
CFD            Short         364372        8.0495
CFD            Short         19281         8.0786
CFD            Short         58534         8.0789
CFD            Short         85879         8.083
CFD            Short         673953        8.0929
CFD            Short         123781        8.1099
CFD            Short         85359         8.123
CFD            Short         31721         8.1266
CFD            Short         700           8.1471
CFD            Short         347704        8.1944
CFD            Short         815860        8.2031
CFD            Short         440640        8.2317
CFD            Short         5000          8.3012

(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                         24 October 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   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                    1,900.0000       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   250                    1,500.0000       EURO           18/12/2009
Option            Purchased   250                    1,500.0000       EURO           18/12/2009
Option            Purchased   -500                   950.0000         EURO           19/12/2008
Option            Purchased   -500                   950.0000         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