Results of voting at 2006 AGM

Rio Tinto PLC 12 April 2006 Rio Tinto plc - Results of voting at 2006 annual general meeting The annual general meeting of Rio Tinto plc was held on 12 April 2006. Under Rio Tinto's dual listed companies structure established in 1995, decisions on significant matters affecting shareholders of Rio Tinto plc and Rio Tinto Limited in similar ways are taken through a joint electoral procedure. Resolutions 4 to 13 of the Rio Tinto plc annual general meeting fall into this category, and the results of the voting on these resolutions will be announced shortly after the Rio Tinto Limited annual general meeting which will be held in Australia on 4 May 2006. The remaining resolutions 1 to 3 were put to Rio Tinto plc shareholders on a poll at the annual general meeting and the results as certified by the scrutineers, Computershare Investor Services PLC, were as follows: RESOLUTIONS FOR AGAINST 1. To authorise directors to allot shares 629,462,762 8,212,722 2. To authorise directors to allot shares for cash and to 634,687,201 2,852,585 disapply pre-emption rights. 3. To renew the authority for the purchase of Rio Tinto 634,348,273 2,633,676 plc's ordinary shares by itself and by Rio Tinto Limited. In accordance with Listing rule 9.6.2R and 9.6.3R two copies of resolutions 1 to 3 have been forwarded to the document viewing facility of the FSA. A Copy of the resolutions may also be obtained from the Notice of meeting available on the Company's website www.riotinto.com For further information, please contact: LONDON AUSTRALIA Media Relations Media Relations Hugh Leggatt Ian Head Office: +44 (0) 20 7753 2273 Office: +61 (0) 3 9283 3620 Mobile: +44 (0) 7764 369 977 Mobile: +61 (0) 408 360 101 Investor Relations Investor Relations Nigel Jones Dave Skinner Office: +44 (0) 20 7753 2401 Office: +61 (0) 3 9283 3628 Mobile: +44 (0) 7917 227 365 Mobile: +61 (0) 408 335 309 David Ovington Susie Creswell Office: +44 (0) 20 7753 2326 Office: +61 (0) 3 9283 3639 Mobile: +44 (0) 7920 010 978 Mobile: +61 (0) 418 933 792 Website: www.riotinto.com This information is provided by RNS The company news service from the London Stock Exchange ACUPQGQP

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Rio Tinto (RIO)
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