ISO 8601-1:2019 Preview

Date and time -- Representations for information interchange -- Part 1: Basic rules

This document specifies representations of dates of the Gregorian calendar and times based on the 24-hour clock, as well as composite elements of them, as character strings for use in information interchange. It is also applicable for representing times and time shifts based on Coordinated Universal Time (UTC).

This document excludes the representation of date elements from non-Gregorian calendars or times not from the 24-hour clock. This document does not address character encoding of representations specified in this document.


General information

  • Status :  Published
    Publication date : 2019-02
  • Edition : 1
    Number of pages : 38
  • :
    ISO/TC 154
    Processes, data elements and documents in commerce, industry and administration
  • 01.140.30
    Documents in administration, commerce and industry

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