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               22 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     118,839,018     5.38%      2,083,381     0.09%
securities
(2) Derivatives    3,735,604     0.17%     15,698,635     0.71%
(other than
options)
(3) Options and        2,700     0.00%          1,000     0.00%
agreements to
purchase/sell
Total            122,577,322     5.55%     17,783,016     0.81%

(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           3,958               8.9940
Purchase           1,000               8.9080
Purchase           9,717               9.2184
Purchase           57                  9.0547
Purchase           36,993              8.8749
Purchase           1,836               8.8000
Purchase           6,873               9.2184
Purchase           447,405             8.8424
Purchase           2,166               8.9941
Purchase           5,591               8.9940
Purchase           21,050              8.8826
Purchase           1,650               8.8000
Purchase           248                 10.0297
Purchase           117,206             8.9437
Purchase           1,400               9.0489
Purchase           105,300             8.9862
Purchase           1,002               8.8053
Purchase           1,334               8.8050
Purchase           999,521             8.9450
Purchase           560                 8.7600
Purchase           931,560             9.6700
Purchase           21,620              8.8000
Purchase           500                 8.8350
Purchase           216                 8.8300
Purchase           20,552              8.8000
Purchase           3,061               8.9941
Purchase           400                 8.8197
Purchase           58,664              8.8000
Purchase           500                 8.8647
Purchase           450                 8.8947
Purchase           325                 9.0147
Purchase           46,828              8.8000
Purchase           60,963              8.8813
Purchase           342,031             8.8000
Purchase           390,492             8.9156
Sale               1,334               8.7900
Sale               315                 Transfer
Sale               580                 9.7660
Sale               55,818              8.8826
Sale               39,080              8.9209
Sale               40,202              9.6700
Sale               14,030              9.7660
Sale               140,203             8.8317
Sale               216                 8.8200
Sale               139,782             8.8722
Sale               1,000               8.9080
Sale               5,000               9.0386
Sale               580                 9.7660
Sale               678,844             8.8718
Sale               64,400              8.8596
Sale               905                 Transfer
Sale               149                 Transfer
Sale               82,613              8.8456
Sale               1,600               8.9029
Sale               12,000              9.7660
Sale               870                 9.7660


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          140203        8.8317
CFD            Long          82613         8.8456
CFD            Long          416551        8.8458
CFD            Long          31913         8.8556
CFD            Long          64400         8.8595
CFD            Long          1719          8.8597
CFD            Long          139782        8.8721
CFD            Long          55818         8.8826
CFD            Long          1600          8.9029
CFD            Long          1000          8.908
CFD            Long          39080         8.9208
CFD            Long          230380        8.9209
CFD            Long          5000          9.0386
CFD            Short         51371         8.7434
CFD            Short         78261         8.7974
CFD            Short         1002          8.8053
CFD            Short         447405        8.8423
CFD            Short         33605         8.8655
CFD            Short         36993         8.8749
CFD            Short         60963         8.8813
CFD            Short         21050         8.8826
CFD            Short         1000          8.908
CFD            Short         55377         8.9083
CFD            Short         117206        8.9437
CFD            Short         999521        8.945
CFD            Short         250139        8.9593
CFD            Short         105300        8.9861
CFD            Short         1400          9.0489


(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                         23 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