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               10 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     120,446,075     5.46%      1,147,975     0.05%
securities
(2) Derivatives    2,559,959     0.12%     18,553,345     0.84%
(other than
options)
(3) Options and        2,700     0.00%          1,000     0.00%
agreements to
purchase/sell
Total            123,008,734     5.57%     19,702,320     0.89%

(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           4,193               9.5450
Purchase           2,396               9.5450
Purchase           527                 9.6847
Purchase           600                 9.3100
Purchase           1,050               9.4450
Purchase           1,047,76            3 9.2781
Purchase           36,935              9.6150
Purchase           1,000               9.4750
Purchase           1,500               9.0150
Purchase           535                 9.5450
Purchase           12,776              9.7250
Purchase           82,571              9.5450
Purchase           29,237              9.0500
Purchase           36,720              9.4350
Purchase           9,584               9.3969
Purchase           2,125               9.2475
Purchase           80,993              9.3549
Purchase           151,900             9.3683
Purchase           2,600               9.1588
Purchase           7,256               9.4038
Purchase           129,272             9.3400
Purchase           301,132             9.6393
Purchase           25,000              9.5300
Purchase           442,383             9.2945
Purchase           1,000               9.4700
Purchase           133,459             9.4150
Purchase           4,499               9.4648
Purchase           6,500               9.4962
Purchase           215                 9.5450
Purchase           447,213             9.4301
Purchase           100                 9.3400
Purchase           1,003,907           9.2652
Purchase           161,928             9.1050
Purchase           600                 9.3747
Purchase           3,440               9.1050
Purchase           200                 9.7150
Purchase           1,000               9.6900
Purchase           286,035             36.9943
Purchase           9,803               9.2497
Purchase           165,256             9.5450
Purchase           897                 Transfer
Purchase           292,456             9.2143
Purchase           1,385               9.1550
Purchase           4,433               9.5450
Purchase           30,997              9.6300
Purchase           936                 9.6219
Purchase           10,000              9.0514
Purchase           1,445               9.5450
Purchase           1,399               9.5450
Sale               93,079              9.3485
Sale               51,597              9.5450
Sale               36,855              9.5450
Sale               1,968,840           9.3293
Sale               462                 9.3650
Sale               52                  9.2153
Sale               140,222             9.2708
Sale               965                 9.2417
Sale               400                 9.2600
Sale               301,132             9.6431
Sale               139                 10.0000
Sale               14,650              10.4813
Sale               140                 9.9203
Sale               33,241              9.2810
Sale               97                  9.9853
Sale               241                 9.9700
Sale               3,000               9.2250
Sale               36,720              9.4822
Sale               100                 9.3400
Sale               12,241              9.2417
Sale               350                 9.2400
Sale               215                 9.5450
Sale               12,776              9.7250
Sale               310                 9.5450
Sale               700                 9.5000
Sale               12,241              9.5450
Sale               1,353               9.5450
Sale               75,234              9.3519
Sale               386                 9.2303
Sale               600                 9.5403
Sale               965                 9.2417
Sale               8,348               9.5450
Sale               160,214             9.4551
Sale               267                 Transfer
Sale               129,272             9.3400
Sale               43                  9.7003
Sale               36,935              9.6150
Sale               133,459             9.4150
Sale               3,945               9.2014
Sale               702                 Transfer
Sale               133,459             9.4150
Sale               1,016               9.3268
Sale               334                 9.2103
Sale               3,100               9.2200
Sale               303,144             9.2049
Sale               402,802             9.3123
Sale               500                 9.2453
Sale               14,471              9.5450

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          3945          9.2013
CFD            Long          303144        9.2049
CFD            Long          140222        9.2708
CFD            Long          284116        9.3039
CFD            Long          105364        9.32
CFD            Long          1968840       9.3293
CFD            Long          100           9.34
CFD            Long          75234         9.3518
CFD            Long          133459        9.415
CFD            Long          13322         9.4281
CFD            Long          40299         9.4399
CFD            Long          160214        9.4551
CFD            Long          37949         9.4638
CFD            Long          10012         9.545
CFD            Short         1500          9.015
CFD            Short         10000         9.0513
CFD            Short         161928        9.1049
CFD            Short         2600          9.1588
CFD            Short         292456        9.2143
CFD            Short         9803          9.2497
CFD            Short         1003907       9.2652
CFD            Short         1047763       9.2781
CFD            Short         332262        9.2837
CFD            Short         110121        9.3269
CFD            Short         100           9.34
CFD            Short         80993         9.3549
CFD            Short         151900        9.3683
CFD            Short         7256          9.4037
CFD            Short         447213        9.43
CFD            Short         4499          9.4648
CFD            Short         936           9.6219

(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                         13 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