HL7 v2.5.1 Vocabulary
0.1.0 - ci-build

HL7 v2.5.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v251/ and changes regularly. See the Directory of published versions

CodeSystem: Calendar Alignment (2.5.1 - 1.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/calendarAlignment Version: 1.0.0
Active as of 2026-01-27 Computable Name: CalendarAlignment
Other Identifiers: OID:2.16.840.1.113883.18.343

Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts used to specify an alignment of the repetition to a calendar (e.g., to distinguish every 30 days from "the 5th of every month"). Used in HL7 Version 2 messaging in the RPT segment.

This Code system is referenced in the content logical definition of the following value sets:

Properties

This code system defines the following properties for its concepts

NameCodeURITypeDescription
versionIntroduced versionIntroduced http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced string version when was this code introduced
versionDeprecated versionDeprecated http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated string version when was this code deprecated
status status http://hl7.org/fhir/concept-properties#status code A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment comment http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment string A string that provides additional detail pertinent to the use or understanding of the concept
usage usage http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage string usage notes for this code
modified modified http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified dateTime date of last modification

Concepts

This case-sensitive code system http://terminology.hl7.org/v2plusvocab/CodeSystem/calendarAlignment defines the following codes:

CodeDisplayDefinitionversionIntroducedDeutsch (German, de)
DM day of the month day of the month 2.5 Tag des Monats
DW day of the week (begins with Monday) day of the week (begins with Monday) 2.5 Tag der Woche (beginnend mit Montag)
DY day of the year day of the year 2.5 Tag des Jahres
HD hour of the day hour of the day 2.5 Stunde
MY month of the year month of the year 2.5 Monat
NH minute of the hour minute of the hour 2.5 Minute
SN second of the minute second of the minute 2.5 Sekunde
WY week of the year week of the year 2.5 Kalenderwoche