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               02 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     104,847,024       4.75%       819,467     0.04%
securities
(2) Derivatives    2,147,082       0.10%     3,927,219     0.18%
(other than
options)
(3) Options and    1,002,450       0.05%       752,775     0.03%
agreements to
purchase/sell
Total            107,996,556       4.89%      5,499,461    0.25%


(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      78,313               18.5319
Purchase      14,261               18.0954
Purchase      6,019                18.1800
Purchase      40,177               18.2888
Purchase      5,733                18.1800
Purchase      7,018                18.6669
Purchase      18,284               18.6097
Purchase      12,183               18.7034
Purchase      34,760               18.7600
Purchase      3,784                18.7600
Purchase      136,478              18.1993
Purchase      12,563               18.0898
Purchase      65,000               18.7600
Purchase      5,600                18.1277
Purchase      244                  Transfer
Purchase      921                  18.1783
Sale          532                  18.2620
Sale          35,391               18.3329
Sale          26,212               18.1702
Sale          139                  18.0735
Sale          34,895               18.6483
Sale          5                    18.0835
Sale          48,477               18.5215
Sale          3,462                18.6745
Sale          500                  18.6769
Sale          48,660               18.7600
Sale          37,016               18.0000
Sale          23,196               18.6748
Sale          11,252               18.0978
Sale          200                  18.1615
Sale          250                  18.1515
Sale          100                  18.1815
Sale          150                  18.3112
Sale          400                  18.3112
Sale          12,180               18.0750
Sale          300                  18.1712
Sale          44,686               18.2834
Sale          250                  18.3112
Sale          300                  17.9212
Sale          5,380                18.7564
Sale          20,236               18.7572
Sale          495                  18.2635
Sale          4,269                18.0800
Sale          779                  18.1765
Sale          52,200               18.6616
Sale          270                  18.5637

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          12180         18.0749
CFD            Long          26212         18.1702
CFD            Long          779           18.1765
CFD            Long          44686         18.2833
CFD            Long          35391         18.3329
CFD            Long          48477         18.5215
CFD            Long          34895         18.6483
CFD            Long          52200         18.6615
CFD            Long          3462          18.6745
CFD            Long          500           18.6769
CFD            Long          5380          18.7564
CFD            Long          20236         18.7571
CFD            Short         12563         18.0898
CFD            Short         14261         18.0953
CFD            Short         136478        18.1993
CFD            Short         40177         18.2887
CFD            Short         78313         18.5319
CFD            Short         18284         18.6096
CFD            Short         7018          18.6668
CFD            Short         12183         18.7034

(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                         06 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                    1,900.0000       EURO           18/12/2009
Option            Purchased   350                    1,450.0000       EURO           18/12/2009
Option            Purchased   350                    1,450.0000       EURO           18/12/2009
Option            Purchased   250                    1,500.0000       EURO           18/12/2009
Option            Purchased   250                    1,500.0000       EURO           18/12/2009
Option            Purchased   250                    1,700.0000       EURO           19/12/2008
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