Blocklisting Interim Review

Name of applicant:

Rio Tinto plc

Name of scheme:

Rio Tinto plc Share Savings Plan

Period of return:

22 April 2009 to 21 October 2009

Balance of unallotted securities under scheme(s) from previous return:

730,181

Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

0

Less: Number of securities issued/allotted under scheme(s) during period:

0

Equals: Balance under scheme(s) not yet issued/allotted at end of period:

730,181

Name of applicant:

Rio Tinto plc

Name of scheme:

Rio Tinto plc Share Option Plan

Period of return:

22 April 2009 to 21 October 2009

Balance of unallotted securities under scheme(s) from previous return:

994,895

Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

0

Less: Number of securities issued/allotted under scheme(s) during period:

22,753

Equals: Balance under scheme(s) not yet issued/allotted at end of period:

972,142

Name of applicant:

Rio Tinto plc

Name of scheme:

Rio Tinto plc Mining Companies Comparative Plan

Period of return:

22 April 2009 to 21 October 2009

Balance of unallotted securities under scheme(s) from previous return:

600,000

Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

0

Less: Number of securities issued/allotted under scheme(s) during period:

241,817

Equals: Balance under scheme(s) not yet issued/allotted at end of period:

358,183

Name of contact:

Pat Sims

Telephone number of contact:

020 7781 1910