Holding(s) in Company

For filings with the FSA include the                                           
annex                                                                          
                                                                               
For filings with issuer exclude the                                            
annex                                                                          

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                                

1. Identity of the issuer or the underlying     Reckitt Benckiser Group plc    
issuer of existing shares to which voting                                      
rights are attached: ii                                                        

2 Reason for the notification (please tick the appropriate box or boxes):      

An acquisition or disposal of voting rights                               X    
                                                                               
An acquisition or disposal of qualifying financial instruments which           
may result in the acquisition of shares already issued to which voting         
rights are attached                                                            
                                                                               
An acquisition or disposal of instruments with similar economic effect         
to qualifying financial instruments                                            
                                                                               
An event changing the breakdown of voting rights                               
                                                                               
Other (please                                                                  
specify):                                                                      

3. Full name of person(s) subject to              JAB Holdings B.V.            
the notification obligation: iii                                               
                                                                               
4. Full name of shareholder(s) (if                                             
different from 3.):iv                                                          
                                                                               
5. Date of the transaction and date                  15 May 2012               
on which the threshold is crossed or                                           
reached: v                                                                     
                                                                               
6. Date on which issuer notified:                    15 May 2012               
                                                                               
7. Threshold(s) that is/are crossed    Holding decreased through the following 
or reached: vi, vii                    thresholds: 15%, 14%, 13%, 12% and 11%  

8. Notified details:
A: Voting rights attached to shares viii, ix

Class/type     Situation previous                Resulting situation after            
of              to the triggering                     the triggering                  
shares             transaction                          transaction                   
                                                                                      
                                                                                      
if possible    Number      Number      Number        Number of         % of voting    
using            of          of      of shares        voting             rights x     
the ISIN       Shares      Voting                     rights                          
CODE                       Rights                                                     
                                                                                      
                                                                                      
                                       Direct   Direct xi  Indirect  Direct   Indirect
                                                             xii                      
                                                                                      
Ord GBP 0.10 112,659,342 112,659,342 76,659,342 76,659,342            10.6%           
                                                                                      
B: Qualifying Financial Instruments                                                   
                                                                                      
Resulting situation after the triggering transaction                                  
                                                                                      
Type of financial  Expiration      Exercise/        Number of voting     % of voting  
    instrument     date xiii   Conversion Period   rights that may be      rights     
                                      xiv           acquired if the                   
                                                     instrument is                    
                                                       exercised/                     
                                                       converted.                     
                                                                                      
       n/a                                                                            

C: Financial Instruments with similar economic effect to Qualifying Financial   
Instruments xv, xvi                                                             
                                                                                
Resulting situation after the triggering transaction                            
                                                                                
   Type of     Exercise Expiration Exercise/  Number of voting    % of voting   
  financial     price   date xvii  Conversion rights instrument  rights xix, xx 
  instrument                         period       refers to                     
                                     xviii                                      
                                                                                
                                                                Nominal   Delta 
                                                                                
     n/a                                                                        

Total (A+B+C)                                                                  
                                                                               
        Number of voting rights               Percentage of voting rights      
                                                                               
              76,659,342                                 10.6%                 

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

Proxy Voting:                                                                  
                                                                               
10. Name of the proxy holder:                             n/a                  
                                                                               
11. Number of voting rights proxy                         n/a                  
holder will cease to hold:                                                     
                                                                               
12. Date on which proxy holder will                       n/a                  
cease to hold voting rights:                                                   

13. Additional information:                Notification made using the total   
                                        voting rights figure of 726,234,060 (as
                                         announced by Reckitt Benckiser Group  
                                                  plc on 14 May 2012)          
                                                                               
14. Contact name:                                   Dr. Elke Demuth            
                                                                               
15. Contact telephone number:                        [phone]             

Note: Annex should only be submitted to the FSA not the issuer                 
                                                                               
Annex: Notification of major interests in sharesxxii                           

A: Identity of the persons or legal entity subject to the notification
obligation

Full name                                                                      
(including legal form of legal                                                 
entities)                                                                      
                                                                               
Contact address                                                                
(registered office for legal entities)                                         
                                                                               
Phone number & email                                                           
                                                                               
Other useful information                                                       
(at least legal representative for                                             
legal persons)                                                                 

B: Identity of the notifier, if applicable

Full name                                                                      
                                                                               
Contact address                                                                
                                                                               
Phone number & email                                                           
                                                                               
Other useful information(e.g.                                                  
functional relationship with the person                                        
or legal entity subject to the                                                 
notification obligation)                                                       

C: Additional information                                                      
                                                                               

For notes on how to complete form TR-1 please see the FSA website.