Holding(s) in Company

RNS Number : 1280V

Rio Tinto PLC

22 May 2008

TR-1: Notifications of Major Interests in Shares

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Rio Tinto plc

2. Reason for the notification

(please place an X inside the appropriate bracket/s):

An acquisition or disposal of voting rights: ( X )

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached: ( )

An event changing the breakdown of voting rights: ( )

Other (please specify) : ( )

3. Full name of person(s) subject to notification obligation:

Legal & General Group Plc (Group)

Legal & General Investment Management Limited (LGIM)

4. Full name of shareholder(s) (if different from 3) :

Legal & General Assurance (Pensions Management) Limited

(PMC)

Legal & General Group Plc (L&G)

5. Date of transaction (and date on which the threshold is crossed or reached if different):

20/05/2008

6. Date on which issuer notified:

21/05/2008

7. Threshold(s) that is/are crossed or reached:

Below 5% (Group)

Below 5% (LGIM)

8. Notified Details:

A: Voting rights attached to shares

Class/type of shares if possible use ISIN CODE	Situation previous to the triggering transaction
	Number of shares	Number of voting rights
Ord 10p	49,987,609	49,987,609

	Resulting situation after the triggering transaction
Class/type of shares if possible use ISIN CODE	Number of shares	Number of voting rights		% of voting rights
		Direct	Indirect	Direct	Indirect
		Below 5%		Below 5%

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument	Expiration date	Exercise/conversion period/date	No. of voting rights that may be acquired (if the instrument exercised/ converted)	% of voting rights

Total (A+B)

Number of voting rights	% of voting rights
Below 5%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable :

Legal & General Group Plc (Direct and Indirect) (Group) (Below 5% = Total Position)
Legal & General Investment Management (Holdings) Limited (LGIMH) (Direct and Indirect) (Below 5% = Total Position )
Legal & General Investment Management Limited (Indirect) (LGIM) (Below 5% = Total Position)
Legal & General Group Plc (Direct) (L&G) (45,735,477 - 4.58 % = LGAS, LGPL & PMC)
Legal & General Investment Management (Holdings) Limited (Direct) (LGIMHD) (38,228,110 - 3.83 % = PMC)	Legal & General Insurance Holdings Limited (Direct) (LGIH)
Legal & General Assurance (Pensions Management) Limited (PMC) (38,228,110 - 3.83 % = PMC)	Legal & General Assurance Society Limited (LGAS & LGPL)
	Legal & General Pensions Limited (Direct) (LGPL)