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               14 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     117,544,281     5.33%      1,294,117     0.06%
securities
(2) Derivatives    2,659,432     0.12%     16,407,800     0.74%
(other than
options)
(3) Options and        2,700     0.00%          1,000     0.00%
agreements to
purchase/sell
Total            120,206,413     5.45%     17,702,917     0.80%

(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           20,000              10.7700
Purchase           1,400               10.4400
Purchase           3,124               10.7700
Purchase           584,511             10.8718
Purchase           179,612             10.8714
Purchase           27,701              10.7300
Purchase           2,296               10.8300
Purchase           161                 10.4100
Purchase           1,120               10.7200
Purchase           554                 11.0300
Purchase           434,252             10.9902
Purchase           44,700              11.0474
Purchase           41,000              10.4100
Purchase           148                 Transfer
Purchase           123,290             10.8185
Purchase           19,159              10.7649
Purchase           1,221               11.4000
Purchase           12,900              10.7953
Purchase           100                 10.9500
Purchase           270                 10.9700
Purchase           57                  Transfer
Purchase           13,800              10.8937
Purchase           6,717               11.4119
Purchase           6,454               11.2169
Purchase           7,441               10.8942
Purchase           27,540              10.9000
Purchase           548                 10.6500
Purchase           8,375               11.1600
Purchase           2,638               10.6500
Purchase           600                 11.3897
Purchase           900                 11.2097
Purchase           1,000               11.4197
Purchase           795                 11.3997
Purchase           2,090               11.4000
Purchase           900                 11.0997
Purchase           550                 11.0697
Purchase           51,597              10.7700
Purchase           7,371               10.7700
Purchase           1,234               10.6500
Sale               27,701              10.7300
Sale               161                 10.9000
Sale               2,397               10.8191
Sale               2,331               11.0400
Sale               41,702              10.9229
Sale               13,000              11.4152
Sale               1,613               10.6494
Sale               123                 10.4203
Sale               161                 10.4100
Sale               408,287             10.8581
Sale               816,157             11.0694
Sale               170,422             11.0375
Sale               60,943              10.7700
Sale               343,073             10.9300
Sale               40,000              10.7534
Sale               18,143              10.4100
Sale               49,345              10.7700
Sale               5,053               10.9173
Sale               41,000              10.4100
Sale               897                 10.1403
Sale               101                 10.4003
Sale               2,030               11.2152
Sale               413                 Transfer
Sale               16,784              10.9173
Sale               257                 Transfer
Sale               57                  Transfer
Sale               100                 10.9500
Sale               464,115             11.2024
Sale               23,726              10.8390
Sale               100                 10.3700
Sale               900                 11.3481
Sale               27,540              10.9000
Sale               6,497               10.9173

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          100           10.37
CFD            Long          1613          10.6493
CFD            Long          40000         10.7533
CFD            Long          126962        10.7676
CFD            Long          23726         10.839
CFD            Long          408287        10.858
CFD            Long          100           10.95
CFD            Long          212727        11.0251
CFD            Long          173806        11.0374
CFD            Long          816157        11.0694
CFD            Long          464115        11.2023
CFD            Long          2030          11.2152
CFD            Long          900           11.3481
CFD            Long          13000         11.4152
CFD            Short         1400          10.44
CFD            Short         19159         10.7648
CFD            Short         60280         10.77
CFD            Short         12900         10.7952
CFD            Short         123290        10.8185
CFD            Short         179612        10.8713
CFD            Short         584511        10.8718
CFD            Short         13800         10.8936
CFD            Short         7441          10.8942
CFD            Short         197020        10.9132
CFD            Short         100           10.95
CFD            Short         44700         11.0473
CFD            Short         224351        11.0486
CFD            Short         12881         11.1477
CFD            Short         6717          11.4118

(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                         15 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   -500                   950.0000         EURO           19/12/2008
Option            Purchased   -500                   950.0000         EURO           19/12/2008
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

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