Rule 8.3 - BHP BILLITON LTD

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 LIMITED Class of relevant security NPV to which the dealings being disclosed relate (Note 2) Date of dealing 04 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 146,134,159 4.35% 1,885,676 0.06% securities (2) Derivatives 105,207 0.00% 18,954 0.00% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 146,239,366 4.36% 1,904,630 0.06% (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 1,000 38.5900 AUD Purchase 1,510 38.5867 AUD Purchase 20,000 38.6039 AUD Purchase 14,970 38.6000 AUD Purchase 18,318 38.5512 AUD Purchase 2,902 38.6000 AUD Purchase 26,557 38.5650 AUD Purchase 2,400 38.6048 AUD Purchase 15,000 Transfer Purchase 575 38.5900 AUD Purchase 24,135 38.5888 AUD Purchase 2,000 38.6577 AUD Purchase 339,43 38.5815 AUD Purchase 20,000 38.6039 AUD Sale 4,000 38.6175 AUD Sale 339,432 38.5815 AUD Sale 104,300 38.5325 AUD Sale 480 35.7500 AUD Sale 20,000 38.6039 AUD Sale 1,000 38.5900 AUD Sale 26,557 38.5650 AUD Sale 500 38.2000 AUD Sale 101 38.0950 AUD Sale 5,550 38.0900 AUD Sale 575 38.5900 AUD (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Long 104300 38.5325 CFD Long 4000 38.6175 CFD Short 2400 38.6047 CFD Short 2000 38.6577 (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 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) NO Date of disclosure 07 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

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Barclays (BARC)
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