Holding(s) in Company

Ricardo PLC
07 November 2007


TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES
     
1.   Identity of the issuer or the underlying issuer 
     of existing shares to which voting rights 
     are attached (ii):                                Ricardo plc

2.   Reason for the notification (please state Yes/No): ( )

     An acquisition or disposal of voting rights:                     Yes

     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 the 
     notification obligation (iii):          Legal & General Group Plc (L&G)


4.   Full name of shareholder(s) (if         Legal & General Assurance (Pensions
     different from 3.) (iv):                Management) Limited (PMC)


5.   Date of the transaction (and date on 
     which the threshold is crossed or
     reached if different) (v):              17 October 2007

6.   Date on which issuer notified:          06 November 2007


7.   Threshold(s) that is/are crossed 
     or reached:                             From 5% - 6% (L&G)

8.   Notified details:

A:   Voting rights attached to shares

Class/type of shares if possible using  Situation previous to the Triggering
the ISIN CODE                           transaction (vi)
                                        Number of      Number of voting Rights
                                        shares         (viii)

ORD 25P                                 2,941,741      2,941,741


Resulting situation after the triggering transaction (vii)

Class/type of shares if     Number of   Number of voting     % of voting
possible using the ISIN     shares      rights (ix)          rights
CODE
                            Direct      Direct (x)  Indirect Direct   Indirect
                                                    (xi)

ORD 25P                     3,063,757   3,063,757            6.02

B: Financial Instruments
Resulting situation after the triggering transaction (xii)

Type of      Expiration Exercise/      Number of voting rights that may % of
financial    Date       Conversion     be acquired if the instrument is voting
instrument   (xiii)     Period/ Date   exercised/ converted.            rights
                        (xiv)


Total (A+B)


Number of voting rights                  % of voting rights

3,063,757                                6.02
     

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

     Legal & General Group Plc (Direct and Indirect) (Group) (4,207,923 - 
     8.27% = Total Position)

     Legal & General Investment Management (Holdings) Limited (LGIMH) (Direct 
     and Indirect) (4,207,923 - 8.27% = Total Position)

     Legal & General Investment Management Limited (Indirect) (LGIM) 
     (4,207,923 - 8.27% = Total Position)

     Legal & General Group Plc (Direct) (L&G) (3,063,757 - 6.02% = LGAS, LGPL 
     & PMC)

     Legal & General Investment Management (Holdings) Limited (Direct) (LGIMHD) 
     (1,928,259 - 3.79% = PMC)

     Legal & General Insurance Holdings Limited (Direct) (LGIH)

     Legal & General Assurance (Pensions Management) Limited (PMC) (1,928,259 - 
     3.79% = PMC)

     Legal & General Assurance Society Limited (LGAS & LGPL)

     Legal & General Pensions Limited (Direct) (LGPL)


Proxy Voting:


10.  Name of the proxy holder:               N/A

11.  Number of voting rights proxy holder 
     will cease to hold:                     N/A

12.  Date on which proxy holder will cease 
     to hold voting rights:                  N/A

13.  Additional information:                 Notification using the total voting 
                                             rights figure of 50,869,037

                                             Please note this notification has 
                                             been delayed due to the large 
                                             number of disclosures required 
                                             following a substantial amount of 
                                             new business which has come to us 
                                             in the form of an in-specie 
                                             transfer.

14. Contact name:                            Helen Lewis (LGIM)

15. Contact telephone number:                [phone]



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