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

YIT Corporation has received a notification regarding a change in holdings, as   set forth in the Finnish Securities Market Act, sent by Schroder Investment      Management Compliance Limited on May 1, 2007. Schroder Investment Management     Compliance Limited announced that its holding has risen to 5.36 per cent of      YIT's shares.                                                                    YIT's share capital - registered on April 30, 2007 - is EUR 146,688,843.82 and   the number of shares outstanding is 126,852,260. YIT Corporation has one series  of shares. Each share carries one vote and confers an equal right to a dividend.

Schroder Investment Management Compliance Limited's notification is presented as an attachment.                                                                  

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        



SCHRODER INVESTMENT MANAGEMENT COMPLIANCE LIMITED:                              

As a result of share transactions concluded on 13 December 2006, the holdings of Schroder Investment Management Limited on behalf of its clients now represents   5.36% of the share capital 126,776,672 and 5.36% of the voting rights of YIT     Oyj. Under chapter 2, section 9 of the Securities Market Act, we hereby notify   the Financial Supervision Authority and YIT Oyj of the following:               

1. Name of company in which holdings have been acquired                         

YIT Oyj                                                                         

 2. Date of change in holdings                                                   

13/12/2006                                                                      

 3. Exact proportion of voting rights and share capital in YIT Oyj               

Holdings by Schroder Investment Management Limited on behalf of its clients are  now as follows:                                                                 

 -------------------------------------------------------------------------------- |                                  Number |   Proportion of |    Proportion of | |                                         |   share capital |    voting rights | -------------------------------------------------------------------------------- |                               6,800,599 |            5.36 |             5.36 | --------------------------------------------------------------------------------

 The breakdown of holdings by client name is given below:                        

-------------------------------------------------------------------------------- | Client                 |     No. of ord. |   Proportion of |   Proportion of | |                        |     shares held |   share capital |   voting rights | -------------------------------------------------------------------------------- | BNL European Small     |        8,143.00 |           0.006 |           0.006 | | Caps European Small    |                 |                 |                 | | Caps Portfolio         |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder European      |      180,000.00 |           0.142 |           0.142 | | Smaller Cos Fund       |                 |                 |                 | | Portfolio              |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder Inst.Euro     |       70,600.00 |           0.056 |           0.056 | | Smaller Cos Fd         |                 |                 |                 | | Portfolio              |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder Global        |       44,351.00 |           0.035 |           0.035 | | Smaller Cos Fund Main  |                 |                 |                 | | Portfolio              |                 |                 |                 | -------------------------------------------------------------------------------- | SCM - Schroder         |      274,000.00 |           0.216 |           0.216 | | International Small Co |                 |                 |                 | | Portfolio              |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder International |      855,143.00 |           0.675 |           0.675 | | Selection Fd European  |                 |                 |                 | | Smaller Companies      |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder International |      700,000.00 |           0.552 |           0.552 | | Selection Fd Euro      |                 |                 |                 | | Dynamic Growth         |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder International |      127,793.00 |           0.101 |           0.101 | | Selection Fd Euro      |                 |                 |                 | | Active Value           |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder International |       13,702.00 |           0.011 |           0.011 | | Selection Fd Global    |                 |                 |                 | | Smaller Companies      |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder International |      278,427.00 |           0.220 |           0.220 | | Selection Fd European  |                 |                 |                 | | Dynamic Growth         |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder International |      280,201.00 |           0.221 |           0.221 | | Selection Fd European  |                 |                 |                 | | Special Situations     |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder Intl Small    |       10,033.00 |           0.008 |           0.008 | | Companies LP SISLP -   |                 |                 |                 | | Small Companies        |                 |                 |                 | -------------------------------------------------------------------------------- | Schroder European      |      393,806.00 |           0.311 |           0.311 | | Alpha Plus European    |                 |                 |                 | | Equities               |                 |                 |                 | -------------------------------------------------------------------------------- | State of Connecticut   |       64,400.00 |           0.051 |           0.051 | -------------------------------------------------------------------------------- | Global Small Companies |      500,000.00 |           0.394 |           0.394 | | Vanguard International |                 |                 |                 | | Explorer International |                 |                 |                 | | Equities               |                 |                 |                 | --------------------------------------------------------------------------------

 4. Shareholder's complete name                                                  

Schroder Investment Management Limited (on behalf of clients listed above).     



London, 01 May 2007                                                             

 Taryn O'Donoghue                                                                 Regulatory Reporting Assistant                                                   On behalf of Schroder Investment Management                                      Limited