Exchange Server 2003 goes into Extended Support on 4/14/2009.
Details on our lifecycle policy for Exchange 2003 can be found at http://support.microsoft.com/lifecycle/?LN=en-us&p1=1773&x=11&y=9
|Products Released||General Availability Date||
Mainstream Support Retired
|Extended Support Retired||Service Pack Retired||Notes|
|Exchange Server 2003 Enterprise Edition||9/28/2003||4/14/2009||4/8/2014||
|Exchange Server 2003 Service Pack 1||5/25/2004||Not Applicable||Not Applicable||1/8/2008|
|Exchange Server 2003 Service Pack 2||10/19/2005||Review Note||Review Note||
Support ends 12 months after the next service pack releases or at the end of the product's support lifecycle, whichever comes first. For more information, please see the service pack policy at http://support.microsoft.com/lifecycle/#ServicePackSupport
|Exchange Server 2003 Standard Edition||9/28/2003||
Outlook 2003 goes into Extended Support on 4/14/2009.
|Products Released||General Availability Date||Mainstream Support Retired||Extended Support Retired||Service Pack Retired||Notes|