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End users should not need to take any actions specific to Kerberos for this issue.
MIT users may also be interested in IS&T's summary page regarding 2007 Daylight Saving Time Changes.
Kerberos and the 2007 changes to Daylight Saving Time (DST) rules:
The year 2007 brings with it a change in Daylight Saving Time (DST) rules. A provision of the Energy Policy Act of 2005 changed DST to begin three weeks earlier and end one week later, effective in 2007. Starting this year, DST will begin the second week of March and end the first week in November (March 11 and November 4 in 2007). This is the first modification to the DST rules in the United States in 20 years. Other areas that follow US DST rules, including Canada and Bermuda but not Mexico, are similarly affected.
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