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               20 November 2007

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     107,038,523     4.80%     5,722,370     0.26%
securities
(2) Derivatives   13,243,097     0.59%     10,380,289    0.47%
(other than
options)
(3) Options and    1,288,750     0.06%          3,650    0.00%
agreements to
purchase/sell
Total            121,570,370     5.46%     16,106,309    0.72%

(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 Securities Price per unit
                                   (GBP)
Purchase      49                   15.9354
Purchase      93,742               15.1257
Purchase      325                  14.9954
Purchase      55                   15.8177
Purchase      40                   15.8254
Purchase      19,457               15.0205
Purchase      28,422               15.5600
Purchase      455                  15.0375
Purchase      2,985                15.0188
Purchase      1,485                15.1729
Purchase      28,574               15.1194
Purchase      29,000               15.1841
Purchase      368,894              15.0956
Purchase      2,364                15.0763
Purchase      240,968              15.2306
Purchase      326                  15.0054
Purchase      650                  15.2177
Purchase      80                   15.7877
Purchase      51                   15.3277
Purchase      3,800                15.2303
Purchase      394                  14.9285
Purchase      3,800                15.2303
Purchase      67                   15.9308
Purchase      186                  14.8077
Purchase      294,241              15.2686
Purchase      110,996              15.0321
Purchase      93,742               15.1285
Purchase      1,021                15.3900
Purchase      36,410               15.5600
Purchase      150                  14.8254
Purchase      95                   Transfer
Purchase      1,100                15.2975
Sale          1,321                15.5600
Sale          27,296               14.7808
Sale          29,000               15.1813
Sale          58                   15.9646
Sale          3,935                15.5570
Sale          95                   Transfer
Sale          2,000                15.2777
Sale          95                   15.4146
Sale          250                  14.8325
Sale          1,100                15.2975
Sale          1,100                15.2975
Sale          65,637               15.2509
Sale          1,000                14.8325
Sale          651                  15.5765
Sale          292                  Transfer
Sale          51                   15.0546
Sale          29,000               15.1841
Sale          305,252              15.0902
Sale          93,742               15.1257
Sale          9,170                15.0177
Sale          150                  15.4512
Sale          23,091               15.1115
Sale          68,651               14.9696
Sale          390,000              15.0300
Sale          400                  15.5581
Sale          3,800                15.2303
Sale          29,002               15.1761
Sale          205                  15.4423
Sale          839                  15.1800
Sale          16,953               15.6208
Sale          295                  15.0146
Sale          103                  15.0400
Sale          28                   15.1346
Sale          262,749              15.0563


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         19457         15.0205
CFD            Short         110996        15.0321
CFD            Short         2364          15.0763
CFD            Short         368894        15.0956
CFD            Short         28574         15.1193
CFD            Short         93742         15.1285
CFD            Short         1485          15.1728
CFD            Short         3800          15.2303
CFD            Short         240968        15.2306
CFD            Short         294241        15.2686
CFD            Long          27296         14.7807
CFD            Long          262749        15.0562
CFD            Long          305252        15.0902
CFD            Long          23091         15.1115
CFD            Long          29002         15.176
CFD            Long          29000         15.1812
CFD            Long          65637         15.2509
CFD            Long          2000          15.2777
CFD            Long          1100          15.2975
CFD            Long          3935          15.557
CFD            Long          400           15.558
CFD            Long          651           15.5765

(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)
Put            OptionPurchasing   1000000            15        American        21/12/2007
(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                         21 November 2007
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 Option money
e.g. call option  purchased   to which the option    (Note 2)        American,               paid/received
                              or derivative relates                  European etc.           per unit(GBP)
Option            Purchased   250                    1,700.0000      EURO                    19/12/2008
Option            Purchased   -500,000               9.5000          EURO                    19/12/2008
Option            Purchased   -250,000               16.0000         AMER                    19/09/2008
Option            Purchased   -1,775                 1,600.0000      EURO                    20/06/2008
Option            Purchased   -1,250                 1,200.0000      EURO                    21/12/2007
Option            Purchased   -1,000                 1,100.0000      EURO                    21/12/2007
Option            Purchased   -1,000                 1,500.0000      EURO                    19/12/2008
Option            Purchased   -650                   1,900.0000      EURO                    21/12/2007
Option            Purchased   -500                   950.0000        EURO                    19/12/2008
Option            Purchased   -500                   950.0000        EURO                    19/12/2008
Option            Purchased   -1,000,000             15.0000         AMER                    21/12/2007
Option            Purchased   -500                   1,600.0000      EURO                    21/12/2007
Option            Purchased   500,000                9.5000          EURO                    19/12/2008
Option            Purchased   350                    1,550.0000      EURO                    21/12/2007
Option            Purchased   450                    1,400.0000      EURO                    20/03/2008
Option            Purchased   500                    1,300.0000      EURO                    21/12/2007
Option            Purchased   500                    1,400.0000      EURO                    21/12/2007
Option            Purchased   700                    1,400.0000      EURO                    20/03/2008
Option            Purchased   1,000                  2,000.0000      EURO                    21/12/2007
Option            Purchased   250,000                14.0000         AMER                    20/06/2008
Option            Purchased   250,000                14.0000         AMER                    20/06/2008
Option            Purchased   285,000                15.9000         AMER                    21/12/2007
Option            Purchased   -500                   1,400.0000      EURO                    21/12/2007


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