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 April 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      100,491,950     4.55%      3,543,589     0.16%
securities
(2) Derivatives     2,540,061     0.12%      3,362,555     0.15%
(other than
options)
(3) Options and    1,002,450      0.05%        752,775     0.03%
agreements to
purchase/sell
Total             104,034,461     4.71%      7,658,919     0.35%

(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         559                     15.3000
Purchase         62,288                  15.3252
Purchase         3,263                   15.2814
Purchase         820,187                 15.2166
Purchase         10,261                  15.2560
Purchase         18,280                  15.1594
Purchase         6,090                   15.2385
Purchase         1,000                   15.3788
Purchase         342                     15.4025
Purchase         1,200                   15.0400
Purchase         89,817                  15.1056
Purchase         5,032                   15.2800
Purchase         23,806                  15.3150
Purchase         23,806                  15.3122
Purchase         2,698                   15.3231
Purchase         667,589                 15.0679
Purchase         18,952                  15.2202
Purchase         5,320                   15.1556
Purchase         25,000                  15.2800
Purchase         200                     15.0988
Purchase         900                     15.1388
Purchase         800                     15.2688
Purchase         30                      Transfer
Purchase         325                     15.0488
Purchase         1,020                   14.9675
Purchase         600                     15.1088
Purchase         35,000                  14.9434
Purchase         8,144                   15.2709
Purchase         77,826                  15.2935
Sale             1,182                   15.2771
Sale             23,806                  15.3150
Sale             6,453                   15.2460
Sale             145                     15.3817
Sale             17,635                  15.2281
Sale             117                     15.1217
Sale             16,311                  15.0356
Sale             6,714                   15.1349
Sale             633                     14.9300
Sale             18,280                  15.1594
Sale             179                     14.6717
Sale             89,465                  15.1650
Sale             115,379                 15.2300
Sale             18,280                  15.1662
Sale             1,025                   15.3512
Sale             50                      15.3212
Sale             188                     15.2212
Sale             530                     15.0512
Sale             275                     15.2525
Sale             300                     15.0620
Sale             800                     15.3212
Sale             180                     15.2312
Sale             255                     15.3612
Sale             200                     15.3312
Sale             1,055                   15.2399
Sale             220                     14.9312
Sale             25,819                  14.9401
Sale             793                     15.3612
Sale             403                     Transfer
Sale             325                     15.0412
Sale             350                     15.2112
Sale             15,139                  15.2800
Sale             1,917                   Transfer
Sale             940                     15.2871
Sale             54,120                  15.1608
Sale             110                     15.3517
Sale             559                     15.2900
Sale             3,700                   15.1105
Sale             7,696                   14.9800
Sale             30                      Transfer
Sale             44,144                  15.0594
Sale             400                     15.3625

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          25819         14.94
CFD            Long          16311         15.0355
CFD            Long          44144         15.0594
CFD            Long          3700          15.1105
CFD            Long          6714          15.1348
CFD            Long          89465         15.1649
CFD            Long          115379        15.2299
CFD            Long          6453          15.246
CFD            Long          1182          15.277
CFD            Long          940           15.287
CFD            Short         35000         14.9434
CFD            Short         1200          15.04
CFD            Short         667589        15.0679
CFD            Short         89817         15.1055
CFD            Short         5320          15.1555
CFD            Short         820187        15.2166
CFD            Short         6090          15.2385
CFD            Short         10261         15.2559
CFD            Short         8144          15.2708
CFD            Short         3263          15.2814
CFD            Short         62288         15.3252
CFD            Short         342           15.4024

(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
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.


None

Is a Supplemental Form 8 attached? (Note 9)                 YES


Date of disclosure                         03 April 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   -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
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

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