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               07 May 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     106,156,216       4.81%     1,564,731     0.07%
securities
(2) Derivatives    3,197,958       0.14%     3,423,573     0.16%
(other than
options)
(3) Options and    1,002,450       0.05%       752,775     0.03%
agreements to
purchase/sell
Total            110,356,624       5.00%     5,741,079     0.26%


(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      10,281               19.4561
Purchase      133,268              19.4112
Purchase      170,100              19.4402
Purchase      1,819                19.4000
Purchase      3,073                19.4561
Purchase      139                  19.5100
Purchase      22,168               19.5160
Purchase      1,500                19.2900
Purchase      83,683               19.4174
Purchase      4,556                19.4561
Purchase      14,194               19.4174
Purchase      38,623               19.5153
Purchase      12,112               19.4800
Purchase      732                  19.2865
Purchase      29,274               19.4260
Purchase      228                  Transfer
Purchase      13,600               19.4141
Purchase      9,968                19.4633
Purchase      601                  19.4729
Purchase      4,125                19.4233
Purchase      2,169                19.4200
Purchase      3,054                19.4512
Purchase      1,674                19.4829
Purchase      2,818                19.4537
Purchase      5,196                19.4537
Purchase      155                  19.5188
Purchase      42,023               19.4389
Purchase      200                  19.5280
Purchase      224,092              19.4174
Purchase      1,356                19.4000
Purchase      12,150               19.4174
Purchase      7,054                19.4174
Purchase      9,325                19.4174
Purchase      8,364                19.4174
Purchase      8,877                19.4174
Purchase      4,300                19.3947
Purchase      780                  19.4000
Purchase      4,237                19.4174
Sale          1,297                19.3866
Sale          9,600                19.5231
Sale          144,402              19.4279
Sale          49,946               19.4825
Sale          25,740               19.3090
Sale          105                  19.4217
Sale          163,899              19.3766
Sale          1,645                19.4718
Sale          529                  19.5400
Sale          255,728              19.3878
Sale          14,977               19.5400
Sale          441                  19.5400
Sale          278                  19.4317
Sale          450                  19.3312
Sale          225                  19.3712
Sale          100                  19.3215
Sale          300                  19.2912
Sale          25,595               19.4057
Sale          165                  19.1517
Sale          139                  19.5000
Sale          1,400                19.4450
Sale          128,286              19.4711
Sale          437                  19.5400
Sale          228                  Transfer
Sale          354                  19.5400
Sale          262,782              19.3987
Sale          15,000               19.4996
Sale          210                  19.2917
Sale          31,699               19.4097
Sale          235                  19.3635


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          25740         19.3089
CFD            Long          163899        19.3766
CFD            Long          1297          19.3865
CFD            Long          255728        19.3877
CFD            Long          262782        19.3986
CFD            Long          25595         19.4056
CFD            Long          144402        19.4278
CFD            Long          1400          19.445
CFD            Long          128286        19.471
CFD            Long          1645          19.4717
CFD            Long          49946         19.4825
CFD            Long          15000         19.4996
CFD            Long          9600          19.5231
CFD            Short         19306         19.2812
CFD            Short         1500          19.29
CFD            Short         4300          19.3946
CFD            Short         133268        19.4112
CFD            Short         29274         19.426
CFD            Short         42023         19.4388
CFD            Short         170100        19.4402
CFD            Short         9968          19.4633
CFD            Short         601           19.4729
CFD            Short         22168         19.5159


(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)                 NO


Date of disclosure                         08 May 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   500,000                 9.5000          EURO 19/12/2008
Option            Purchased   250,000                 14.0000         AMER 20/06/2008
Option            Purchased   250,000                 14.0000         AMER 20/06/2008
Option            Purchased   500                     1,900.0000      EURO 18/12/2009
Option            Purchased   500                     1,900.00        EURO 18/12/2009
Option            Purchased   350                     1,450.000       EURO 18/12/2009
Option            Purchased   350                     1,450.0000      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
Option            Purchased   -1,775                  1,600.0000      EURO 20/06/2008
Option            Purchased   -250,000                16.0000         AMER 19/09/2008
Option            Purchased   -500,000                9.5000          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