BS 7151(1989) : AMD 7825
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
06-15-1993
11-23-2012
Explains the representation of dates in the Gregorian calendar including calendar dates expressed in terms of year, month and day of month; ordinal dates expressed in terms of year and day of year; dates identified by means of year, week numbers and day numbers; time of the day based upon the 24-hour timekeeping system; differences between local time and Coordinated Universal Time, combination of date and time and periods of time, with or without either a start or end date or both. BS AMD 7825 RENUMBERS THIS STANDARD TO BS EN 28601
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