DIN ISO 8601-2:2017 Edition

This International Standard is applicable whenever representation of dates in the Gregorian calendar, times in the 24-hour timekeeping system, extending ISO 8601-1:2016. It includes – calendar dates expressed in terms of calendar year, calendar month and/or calendar day of the month; – combination of date and time of day including local time based upon the 24 hour timekeeping system and the difference from Coordinated Universal Time; – uncertain or approximate dates, or dates with portions unspecified; – time intervals; – divisions of a year; – sets and choices of calendar dates; – repeat rules for recurring time intervals.