British Summer Time begins at 1 am on Sunday 25 March, when the clocks should be put forward one hour at 1 am Greenwich Mean Time (GMT).
Summer Time will end at 2 am on Sunday 28 October, when clocks should be put back to 1 am GMT.
British Summer Time arrangements for the year 2002 will be as follows:
Summer Time begins on 31 March and ends on 27 October.
For further detail on why we have to change our clocks each spring and autumn visit the Royal Observatory at Greenwich web site
