NOTIFICATION OF CHANGE IN HOLDINGS UNDER CHAPTER 2, SECTION 9 OF THE FINNISH SECURITIES MARKET ACT


YIT Corporation has on May 3, 2007 gained knowledge of the following            
notification under Chapter 2, Section 9 of the Finnish Securities Market Act    
regarding a change in holdings:                                                 

Following a share transaction on May 2, 2007, Sampo Life Insurance Company's    
holdings of YIT Corporation's share capital and votes declined under 5%.        

Under chapter 2, section 9 of the Securities Markets Act, we herby notify the   
Financial Supervision Authority and the YIT Corporation of the following:       

1. The issuing company's name and business ID:                                  
YIT Corporation                                                                 
Business ID                                                                     
0112650-2                                                                       
			       	 		                                                                  
2. Date on which the change in holdings took place: May 2, 2007                 

3. Proportion of YIT Corporation's share capital and voting rights              


--------------------------------------------------------------------------------
| Company             |       Number of |    Proportion of |     Proportion of |
|                     |          shares |    share capital |     voting rights |
--------------------------------------------------------------------------------
| Sampo Life          |       6,144,186 |            4.84% |             4.84% |
| Insurance Company   |                 |                  |                   |
| Ltd                 |                 |                  |                   |
--------------------------------------------------------------------------------
| Total               |       6,144,186 |            4.84% |             4.84% |
--------------------------------------------------------------------------------

YIT Corporation's share capital comprises a total of 126,852,260 shares that    
confer a total of 126,852,260 votes. This information is based on Trade Register
data as at May 2, 2007.                                                         

4. Shareholder's name and business ID:                                          
Sampo Life Insurance Company Ltd                                                
Business ID 0641130-2                                                           
		                                                                              
Helsinki May 3, 2007                                                            

SAMPO PLC                                                                       


p.p. Sirpa Mannila		    p.p. Pirkko Rantanen                                    




YIT CORPORATION                                                                 



Veikko Myllyperkiö                                                              
Vice President, Corporate Communications						                                  
For additional information, contact:                                            
Marja Salo, Director of Administration, tel. +358 20 433 2470, marja.salo@yit.fi

Distribution:                                                                   
Helsinki Stock Exchange, principal media, www.yitgroup.com