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               13 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     118,491,384     5.37%      1,100,908     0.05%
securities
(2) Derivatives    2,587,757     0.12%     17,130,876     0.78%
(other than
options)
(3) Options and        2,700     0.00%          1,000     0.00%
agreements to
purchase/sell
Total            121,081,841     5.49%     18,232,784     0.83%

(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           11,950              10.2778
Purchase           11,975              10.4100
Purchase           4,790               10.4100
Purchase           12,845              10.4100
Purchase           11,010              10.4100
Purchase           1,279               10.2297
Purchase           700                 10.3917
Purchase           18,724              10.5551
Purchase           9,580               10.4100
Purchase           1,215               9.0500
Purchase           100                 10.3700
Purchase           11,939              10.3239
Purchase           5,871               10.0417
Purchase           238,364             10.3783
Purchase           41,553              10.3468
Purchase           290                 10.1297
Purchase           10,000              10.1514
Purchase           3,616               10.4100
Purchase           100                 9.3400
Purchase           10,521              10.4100
Purchase           161                 9.5450
Purchase           4,900               10.2617
Purchase           425                 10.2697
Purchase           1,544               10.1968
Purchase           18,695              10.1344
Purchase           1,847               10.1901
Purchase           1,565               10.3423
Purchase           2,968               10.1672
Purchase           455,114             10.2401
Purchase           46,780              10.2000
Purchase           36,593              10.3401
Purchase           4,191               10.3408
Purchase           3,581               10.3350
Purchase           327,602             10.2002
Sale               350                 9.8900
Sale               60,000              10.4100
Sale               5,107               10.2375
Sale               300                 9.8900
Sale               40,000             10.3832
Sale               480                 9.8900
Sale               125                 9.8900
Sale               355                 9.8900
Sale               230                 9.8900
Sale               407                 9.8900
Sale               520,867             10.2549
Sale               56                  9.2753
Sale               165                 Transfer
Sale               338,361             10.1617
Sale               80                  Transfer
Sale               2,194               10.1200
Sale               114                 9.2503
Sale               112,109             10.2274
Sale               151                 10.1103
Sale               56,091              10.4046
Sale               96                  9.2003
Sale               189                 9.2203
Sale               16,798              10.0555
Sale               93                  9.3153
Sale               6,510               10.0555
Sale               275                 9.8900
Sale               161                 9.5450
Sale               446                 9.8900
Sale               18,724              10.4100
Sale               1,022,563           9.3378
Sale               5,062               10.0555
Sale               1,039,357           10.2978
Sale               3,200               10.4591
Sale               215                 10.4100
Sale               1,016               10.4100
Sale               8,985               10.3213
Sale               5,871               10.4283
Sale               924                 10.3200
Sale               8,058               10.2286
Sale               554                 Transfer
Sale               41                  9.2503
Sale               968                 Transfer
Sale               244                 9.2503
Sale               85                  9.7150
Sale               468                 9.2350
Sale               106                 9.3903
Sale               15,970              10.3300
Sale               403                 9.8900
Sale               375                 9.8900
Sale               229                 9.8900
Sale               435                 9.8900
Sale               8,752               10.4100
Sale               235                 9.8900
Sale               152                 Transfer
Sale               110,565             10.4100
Sale               408,052             10.2171
Sale               166                 9.2050
Sale               385                 10.1403
Sale               447                 9.8900
Sale               1,366               9.8900
Sale               675                 9.8900
Sale               466                 9.8900
Sale               378                 9.8900
Sale               370                 9.8900
Sale               338                 9.8900
Sale               337                 9.8900
Sale               223                 9.8900
Sale               1,845               10.4100


NB: The below transactions which were previously disclosed have been cancelled
Deal Date  Purchase/Sale Number of Securities Price per unit (GBP)
10/10/2008 Sale          1,968,840            9.3293
10/10/2008 Purchase      1,003,907            9.2652

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          338361        10.1616
CFD            Long          358125        10.2069
CFD            Long          112109        10.2273
CFD            Long          8058          10.2286
CFD            Long          5107          10.2374
CFD            Long          33461         10.2523
CFD            Long          520867        10.2548
CFD            Long          1039357       10.2978
CFD            Long          8985          10.3212
CFD            Long          16466         10.3652
CFD            Long          40000         10.3831
CFD            Long          56091         10.4046
CFD            Long          27332         10.41
CFD            Long          5871          10.4282
CFD            Long          3200          10.459
CFD            Long          1022563       9.3378
CFD            Short         5871          10.0416
CFD            Short         18695         10.1343
CFD            Short         10000         10.1513
CFD            Short         291091        10.1926
CFD            Short         1544          10.1968
CFD            Short         46780         10.2
CFD            Short         455114        10.24
CFD            Short         10255         10.2449
CFD            Short         7465          10.248
CFD            Short         29046         10.2626
CFD            Short         11950         10.2778
CFD            Short         11939         10.3238
CFD            Short         3581          10.3349
CFD            Short         36593         10.3401
CFD            Short         1565          10.3423
CFD            Short         100           10.37
CFD            Short         238364        10.3782
CFD            Short         700           10.3917
CFD            Short         100           9.34

NB: The below transactions which were previously disclosed have been cancelled
Deal Date  Long/Short Number of Securities Price per unit (GBP)
10/10/2008 Short      1,003,907            9.2652
10/10/2008 Long       1,968,840            9.3293

(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                         14 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