ADOPTED_FROM:ISO 8601:2000
This International Standard specifies the representation of dates in the Gregorian calendar and times and
representations of periods of time. It includes
a) calendar dates expressed in terms of year, month and day of the month;
b) ordinal dates expressed in terms of year and day of the year;
c) week dates expressed in terms of year, week number and day of the week;
d) time of the day based upon the 24-hour timekeeping system;
e) differences between local time and Coordinated Universal Time (UTC);
f) combination of date and time;
g) time-intervals;
h) recurring time-intervals.
This International Standard is applicable whenever dates and times are included in information interchange.
This International Standard does not cover dates and times where words are used in the representation and dates
and times where characters are not used in the representation.
This International Standard considers the leap seconds that are occasionally inserted at the end of a calendar month to maintain astronomic precision of the calendar day.
This International Standard does not assign any particular meaning or interpretation to any data element that uses
representations in accordance with this International Standard. Such meaning will be determined by the context of the application.
