TRADING AND SHARE SUBSCRIPTIONS WITH YIT'S SERIES E, F, K AND L SHARE OPTIONS IN 2007


YIT CORPORATION 	STOCK EXCHANGE RELEASE	 MARCH 23, 2007	                 

TRADING AND SHARE SUBSCRIPTIONS WITH YIT'S SERIES E, F, K AND L SHARE OPTIONS IN
2007                                                                            

YIT Corporation applies for the listing of the Series F share options issued in 
2004 and Series K and L share options issued in 2006 on the Helsinki Stock      
Exchange such that trading would begin on April 2, 2007. YIT's Series E share   
options, issued in 2004, are listed on the Helsinki Stock Exchange, and in 2007 
shares can be subscribed for with them as from April 2.                         

Furthermore, YIT Corporation applies for the listing of an additional lot of the
company's shares on the Helsinki Stock Exchange. The application concerns the   
new shares subscribed for with the Series E, F, K and L share options in 2007.  

Share subscriptions                                                             

Each Series E and F share option entitles its bearer to subscribe for two (2)   
and each Series K and L share option one (1) YIT Corporation share.             

A total maximum of 360,000 shares can be subscribed for with Series E share     
options, max 840,000 shares with Series F share options, max 300,000 shares with
Series K share options and max 900,000 shares with Series L share options.      

The subscription price of a share subscribed for with the Series E share options
is EUR 6.80 per share and with the Series F share options EUR 6.15 per share.   
With either Series K or L share option the subscription price of a share is EUR 
20.53.                                                                          

The shares can be subscribed for annually during the period from April 1 -      
November 30. The subscription period with the Series E share options is in 2006 
and 2007, with Series F share options in 2007, and with Series K and L share    
options in 2007 and 2008.                                                       

Share subscriptions will be made at Nordea Bank Finland plc's investment        
advisory branches.                                                              

The shares entitle their holder to a dividend as from the date of subscription. 
Other rights will vest when the share capital increase has been entered in the  
Trade Register.                                                                 

Increases in the share capital                                                  

It is intended that the increases in the share capital on the basis of the      
subscriptions will be carried out in 2007 as follows:                           
--------------------------------------------------------------------------------
| Share subscription      | Entry into the Trade    | New shares listed        |
| deadline                | Register                |                          |
--------------------------------------------------------------------------------
| April 20                | April 30                | May 2                    |
--------------------------------------------------------------------------------
| June 15                 | June 26                 | June 27                  |
--------------------------------------------------------------------------------
| August 10               | August 20               | August 21                |
--------------------------------------------------------------------------------
| October 19              | October 30              | October 31               |
--------------------------------------------------------------------------------
| November 30             | December 10             | December 11              |
--------------------------------------------------------------------------------


General information on the issuer                                               

Name: YIT Corporation    
                                                       
Domicile: Helsinki     
                                                         
Registration date: August 31, 1940    
                                          
Legal form and applicable law: Public limited company, Finnish law 
             
Group to which the issuer belongs and its position in it: the YIT Group's parent
company     
                                                                    
Field of business according to the Articles of Association: The objects of the  
Company are to engage in production in the construction industry, manufacture   
and leasing of and trade with building materials and components, and building   
engineering, network services and industrial turn-key projects, including       
operation, servicing and maintenance activities related to the foregoing in     
Finland and abroad. In addition to the foregoing activities, the Company shall  
buy and sell real estate property and shares in real estate and housing         
companies as well as lease and maintain apartments and properties complete with 
buildings and facilities and engage in other activities related to the          
foregoing. The Company may also trade in securities. The Company may engage in  
the activities in accordance with its declared objects either directly and/or   
through its subsidiaries and affiliated companies and joint ventures. In its    
capacity as the parent company in the Group, the Company may assume             
responsibility for the administration, human resources management, finances,    
legal affairs and communications on behalf of the Group and other joint services
and tasks.   
                                                                   
Register in which the issuer is recorded and Business ID: Trade Register,       
Business ID 0112650-2 
                                                          
The terms of the share option programmes as a whole and YIT Corporation's       
Articles of Association are available on the company's internet site,           
www.yitgroup.com. The company's Corporate Governance is presented in the Annual 
Report and the company's internet site.                                         



For additional information, contact:                                            
Marja Salo, Director of Administration, tel. +358 20 433 2470, marja.salo@yit.fi
Jaakko Mäkynen, Vice President, Finance, tel. +358 20 433 2307,                 
jaakko.makynen@yit.fi                                                           


YIT CORPORATION                                                                 




Virva Salmivaara                                                                
Deputy to the Vice President, Communications                                    


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