HL7 Terminology (THO)
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HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This guide is not an authorized publication; it is the continuous build for version 5.5.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/UTG/ and changes regularly. See the Directory of published versions

CodeSystem: calendarAlignment

Official URL: http://terminology.hl7.org/CodeSystem/v2-0527 Version: 2.0.0
Active as of 2019-12-01 Responsible: Health Level Seven International Computable Name: CalendarAlignment
Other Identifiers: urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#urn:oid:2.16.840.1.113883.18.343

Copyright/Legal: This material derives from the HL7 Terminology (THO). THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license

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.

Underlying Master Code System for V2 table 0527 (Calendar Alignment)

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


This code system defines the following properties for its concepts

statushttp://terminology.hl7.org/CodeSystem/utg-concept-properties#statuscodeStatus of the concept
deprecatedhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecatedcodeVersion of HL7 in which the code was deprecated


This case-sensitive code system http://terminology.hl7.org/CodeSystem/v2-0527 defines the following codes in a Is-A heirarchy:

CodeDisplayDefinitionDeutsch (German, de)
MY month of the yearmonth of the yearMonat
WY week of the yearweek of the yearKalenderwoche
DM day of the monthday of the monthTag des Monats
DY day of the yearday of the yearTag des Jahres
DW day of the week (begins with Monday)day of the week (begins with Monday)Tag der Woche (beginnend mit Montag)
HD hour of the dayhour of the dayStunde
NH minute of the hourminute of the hourMinute
SN second of the minutesecond of the minuteSekunde


2023-11-14reviseTSMGMarc DuteauAdd standard copyright and contact to internal content; up-476
2020-05-06reviseVocabulary WGTed KleinMigrated to the UTG maintenance environment and publishing tooling.