Total Voting Rights

Rio Tinto plc

1 April 2011

VOTING RIGHTS AND CAPITAL

In accordance with the FSA's Disclosure and Transparency Rule 5.6.1R, Rio Tinto plc notifies the market that as of 31 March 2011:

1. Rio Tinto plc's issued share capital comprised 1,529,003,871 Ordinary shares of 10p each, each with one vote;

2. of which 15,245,131 Ordinary shares of 10p each had been bought back and held in treasury; and

3. accordingly the total number of voting rights in Rio Tinto plc is 1,513,758,740 which figure may be used by shareholders (and others with notification obligations) as the denominator for the calculation by which they will determine if they are required to notify their interest in, or a change to their interest in, Rio Tinto plc under the FSA's Disclosure and Transparency Rules.

Further information:

Ines Watson

Assistant Company Secretary

Office: +44 (0) 20 7781 1599

email: [email protected]

Note:

As at the date of this announcement Rio Tinto plc had also issued one Special Voting Share of 10p and one DLC Dividend Share of 10p in connection with its dual listed companies ('DLC') merger with Rio Tinto Limited which was designed to place the shareholders of both companies in substantially the same position as if they held shares in a single enterprise owning all of the assets of both companies.