Technical implications of daylight-saving time changes.

• Position: News & Trends - Brief article

Starting in 2007, daylight-saving time begins March 11 (rather than April 1) and ends Nov. 4 (rather than Oct. 28). While this is good news for those who enjoy the outdoors, it means reprogramming your computers.

Computer-system related issues that may affect individual consumers and businesses include calendar/scheduling applications, date/time calculations (current and historical), transaction logging and tariff billing applications, among others.

In many cases, making the necessary changes to accommodate the new daylight-saving time schedule will be...