YIT - Corporate Action

INCREASE IN YIT'S SHARE CAPITAL AS A CONSEQUENCE OF SHARE SUBSCRIPTIONS WITH SHARE OPTIONS

YIT CORPORATION	      DECEMBER 10, 2007 at 12.00 
CORPORATE RELEASE 	      CORPORATE ACTION 

INCREASE IN YIT'S SHARE CAPITAL AS A CONSEQUENCE OF SHARE SUBSCRIPTIONS WITH    
SHARE OPTIONS                                                                   

From October 20 to November 30, 2007 a total of 123,722 YIT shares were         
subscribed for on the basis of the Series E share options and a total of 180,932
shares on the basis of the Series F share options. The increase in the share    
capital as a consequence of these share subscriptions, EUR 1,954,041.40, was    
entered in the Trade Register on December 10, 2007. The subscription price will 
be used in full to increase the share capital. Following the increase, YIT's    
share capital is EUR 149,104,766.72 and the number of shares outstanding is     
127,217,872.                                                                    

The new shares confer all shareholder rights as from the date of registration,  
December 10, 2007, and they will be accepted for public trading on OMX Nordic   
Exchange in Helsinki together with the existing shares. The objective is that   
trading in the shares will commence on December 11, 2007.                       

THE SUBSCRIPTION PERIOD FOR SHARES WITH THE SERIES E AND SERIES F OPTIONS ENDED 

The Series E share options issued in 2004 were made available for trading in OMX
Nordic Exchange in Helsinki as from April 3, 2006 and the Series F share options
as from April 2, 2007. The subscription period for shares with the Series E and 
Series F options ended on November 30, 2007.                                    

A total of 180,000 Series E share options, a total of 420,000 Series F share    
options had been issued. Each Series E and F share option entitled its bearer to
subscribe for two YIT Corporation shares. The subscription price with the Series
E options was EUR 6.80 per share and with the Series F options EUR 6.15 per     
share.                                                                          

When subscription periods began, a total of 167,400 Series E share options and a
total of 140,560 Series F share options were held by YIT Group's management and 
key employees. Altogether a total of 333,400 shares were subscribed for with the
Series E share options and a total of 281,120 shares with the Series F share    
options.                                                                        

SHARE SUBSCRIPTIONS MADE ON THE BASIS OF K AND L SHARE OPTIONS                  

The Series K and L share options issued in 2006 were made available for trading 
in OMX Nordic Exchange in Helsinki as from April 2, 2007.  The subscription     
period for shares with the Series K and L options continues from April 2 to     
November 28, 2008.                                                              

A total of 300,000 Series K share options, a total of 900,000 Series L share    
options have been issued. Each Series K and L share option entitles its bearer  
to subscribe for one YIT Corporation share. The subscription price with the     
Series K and L options is EUR 20.53 per share.                                  

When subscription periods began, a total of 241,800 Series K share options and a
total of 593,460 Series L share options were held by YIT Group's management and 
key employees. By November 30, 2007, a total of 1,600 shares had been subscribed
for with the Series K share options and a total of 1,360 shares with the Series 
L share options. Hence, max. 237,600 shares can be subscribed for with the      
remaining Series K share options and max. 592,100 shares with the remaining     
Series L share options.                                                         

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                                                                 


Juha Kostiainen                                                                 
Vice President, Corporate Communications and Business Development               
		                                                                              
Distribution: OMX Nordic Exchange in Helsinki, principal media, www.yitgroup.com