Commerce Server and daylight saving time

Starting in 2007, the start date and the end date for DST in the United States will be adjusted to comply with the Energy Policy Act of 2005. DST in the United States will start three weeks earlier than it has started in the past. DST in the United States will start at 2:00 A.M. on the second Sunday in March. Additionally, DST will end one week later than it has ended in the past. DST will end at 2:00 A.M. on the first Sunday in November. The following KB article will help you stay up to date.

How to update Commerce Server 2007 and Commerce Server 2002 for daylight saving time in 2007