Holding(s) in Company

TR-1: Notification of major interests in shares        CLS Holdings Plc        
                                                                               
1. Identity of the issuer or the underlying                                    
issuer of existing shares to which voting                                      
rights are attached:                                                           
                                                                               
2. Reason for notification (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        Legal & General Group Plc (L&G)
notification obligation:                                                       
                                                                               
4. Full name of shareholder(s) (if different                  n/a              
from 3.):                                                                      
                                                                               
5. Date of the transaction (and date on which              10/10/07            
the threshold is crossed or reached if                                         
different):                                                                    
                                                                               
6. Date on which issuer notified:                          12/10/07            
                                                                               
7. Threshold(s) that is/are crossed or reached:          Above 3%(L&G)         

8. Notified details:                                                           

A: Voting rights attached to shares                                            
                                                                               
Class/    Situation previous  Resulting situation after the triggering         
type of   to the Triggering   transaction                                      
shares    transaction                                                          
                                                                               
if                                                                             
possible                                                                       
using the                                                                      
ISIN CODE                                                                      
                                                                               
                                                                               

Number of Number   Number   Number of voting    % of voting rights            
Shares    of       of       rights                                            
          Voting   shares                                                     
          Rights                                                              
                   Direct   Direct    Indirect  Direct   Indirect             
                                                                              
Ord 25p       BELOW 3%      2,118,448 2,118,448          3.00                 

B: Financial Instruments                                                       
                                                                               
Resulting situation after the triggering transaction                           
                                                                               
Type of         Expiration  Exercise/          Number of voting    % of voting 
financial       date        Conversion Period/ rights that may be  rights      
instrument                  Date               acquired if the                 
                                               instrument is                   
                                               exercised/                      
                                               converted.                      
                                                                               

Total (A+B)                                                                    
                                                                               
Number of voting rights                % of voting rights                      
                                                                               
              2,118,448                                  3.00                  

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)                        
                                                                               
Legal & General Investment Management (Holdings) Limited (LGIMH) (Direct and   
Indirect)                                                                      
                                                                               
Legal & General Investment Management Limited (Indirect) (LGIM)                
                                                                               
Legal & General Group Plc (Direct) (L&G) (2,118,448 - 3.00% = LGAS, LGPL & PMC)
                                                                               
Legal & General Investment Management (Holdings) Limited (Direct) (LGIMHD)     
                                                                               
Legal & General Insurance Holdings Limited (Direct) (LGIH)                     
                                                                               
Legal & General Assurance (Pensions Management) Limited (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                  N/A             
cease to hold:                                                                 
                                                                               
12. Date on which proxy holder will cease to hold              N/A             
voting rights:                                                                 

   13. Additional information:     Notification using the total voting rights  
                                              figure of 70,451,992             
                                                                               
14. Contact name:                              Helen Lewis (LGIM)              
                                                                               
15. Contact telephone number:                     020 3124 3851