DTM Date/Time Reference

To specify pertinent dates and times

Position
Element
Name
Type
Requirement
Min
Max
Repeat
DTM01
Date/Time Qualifier
Identifier (ID)
Mandatory
3
3
-
Code specifying type of date or time, or both date and time.
At least one of DTM02 or DTM03 must be present.
DTM02
Date
Date (DT)
Conditional
6
6
-
Date (YYMMDD).
DTM03
Time
Time (TM)
Conditional
4
4
-
Time expressed in 24-hour clock time (HHMM, time range: 0000 though 2359).
DTM04
Time Code
Identifier (ID)
Optional
2
2
-
Code identifying the time. In accordance with International Standards Organization standard 8601, time can be specified by a + or - and an indication in hours in relation to Universal Time Coordinate (UTC) time. Since + is a restricted character, + and - are substituted by P and M in the codes that follow.

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