Rule 8.3 - RIO TINTO 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 RIO TINTO LIMITED Class of relevant security NPV to which the dealings being disclosed relate (Note 2) Date of dealing 30 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 13,848,336 3.03% 2,130,256 0.47% securities (2) Derivatives 80,001 0.02% 62,113 0.01% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 13,928,337 3.05% 2,192,369 0.48% (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 11 145.1900 AUD Purchase 382 145.1900 AUD Purchase 4 145.1900 AUD Purchase 10,426 144.8854 AUD Purchase 1,265 145.1900 AUD Purchase 6 145.1900 AUD Purchase 19 145.1900 AUD Purchase 1,726 145.1755 AUD Purchase 4 145.1900 AUD Purchase 969 145.1900 AUD Purchase 239 143.3437 AUD Purchase 25,608 144.4954 AUD Purchase 2 145.1900 AUD Purchase 3,424 145.1900 AUD Purchase 34 145.1900 AUD Purchase 13,703 142.2369 AUD Purchase 131 145.1900 AUD Purchase 1,500 144.2413 AUD Purchase 31 145.1900 AUD Purchase 116 145.1900 AUD Purchase 2 145.1900 AUD Purchase 1,284 143.3437 AUD Purchase 10,426 144.8854 AUD Sale 27,618 145.2916 AUD Sale 9,759 142.4506 AUD Sale 113 145.2916 AUD Sale 23 144.4132 AUD Sale 814 145.0369 AUD Sale 530 145.0368 AUD Sale 162 145.2916 AUD Sale 492 145.0369 AUD Sale 19 145.1900 AUD Sale 9,870 145.1900 AUD Sale 7 143.9738 AUD Sale 481 145.0368 AUD Sale 768 145.0368 AUD Sale 61 143.9738 AUD Sale 657 145.0369 AUD Sale 413 143.9738 AUD Sale 1,726 145.1755 AUD Sale 110 145.2916 AUD Sale 1,238 143.3566 AUD Sale 329 145.2916 AUD Sale 1,209 143.9738 AUD Sale 1,726 145.1755 AUD Sale 6 143.9738 AUD Sale 7,664 139.2500 AUD Sale 1,396 145.0368 AUD Sale 6 145.1900 AUD Sale 422 145.0369 AUD Sale 101 145.2916 AUD Sale 1,272 145.0368 AUD Sale 3,719 145.2916 AUD Sale 739 145.0369 AUD Sale 207 145.2916 AUD Sale 116 145.1900 AUD Sale 668 145.1900 AUD Sale 2 145.1900 AUD Sale 12 144.4132 AUD Sale 68 145.2916 AUD Sale 36 143.9738 AUD Sale 1,526 145.0369 AUD Sale 211 145.1900 AUD Sale 173 145.2916 AUD Sale 2,536 145.0368 AUD Sale 3,944 141.7082 AUD Sale 153 145.1900 AUD Sale 1,455 145.0368 AUD Sale 3,554 145.0369 AUD Sale 10,426 144.8854 AUD Sale 2,162 145.0368 AUD Sale 984 145.0368 AUD Sale 59 145.2916 AUD Sale 551 145.0369 AUD Sale 941 143.3566 AUD Sale 23,215 143.3576 AUD Sale 19 143.9738 AUD Sale 2,917 145.0369 AUD Sale 552 145.2916 AUD Sale 31 145.1900 AUD Sale 3,298 145.2916 AUD Sale 962 145.2916 AUD Sale 304 145.0369 AUD Sale 11 145.1900 AUD Sale 925 145.0368 AUD Sale 366 143.9738 AUD Sale 2,371 145.0368 AUD Sale 469 145.0369 AUD Sale 969 145.1900 AUD Sale 11 143.9738 AUD Sale 382 145.1900 AUD Sale 4 145.1900 AUD Sale 986 145.1900 AUD Sale 7,565 139.2500 AUD Sale 4 145.1900 AUD Sale 1,770 145.0369 AUD Sale 1,965 145.1900 AUD Sale 2,006 145.0368 AUD Sale 12,724 145.0368 AUD Sale 14,699 145.1900 AUD Sale 2,369 145.0368 AUD Sale 1,401 145.0369 AUD Sale 10,885 145.2916 AUD Sale 12 144.4132 AUD Sale 1,265 145.1900 AUD Sale 131 145.1900 AUD Sale 3,068 143.9738 AUD Sale 34 145.1900 AUD Sale 775 145.0368 AUD Sale 17 144.4132 AUD Sale 106 143.9738 AUD Sale 2 145.1900 AUD (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Short 1500 144.2413 CFD Long 23215 143.3576 (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 03 December 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

Companies

Barclays (BARC)
UK 100

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