HL7 v2.6 Vocabulary
0.1.0 - ci-build

HL7 v2.6 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.v26/ and changes regularly. See the Directory of published versions

## CodeSystem: Which Date/Time Qualifier (2.6 - 1.1.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/whichDate-timeQualifier | Version: 1.1.0
Active as of 2026-01-27 | Computable Name: WhichDate-timeQualifier
Other Identifiers: OID:2.16.840.1.113883.18.74
Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts that specify a type of date referred to in query specifications. Used in HL7 Version 2 messaging in the QRF segment.

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

- Hl7VSwhichDate-timeQualifier

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
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/whichDate-timeQualifier` defines the following codes:

Code | Display | Definition | versionIntroduced | status | modified | Deutsch (German, de)
ANY | Any date/time within a range | Any date/time within a range | 2.2 |  |  | Alle Ereignisse
CAN | Cancellation date/time | Cancellation date/time | 2.2 | inactive | 2024-12-30 |
COL | Collection date/time, equivalent to film or sample collection date/time | Collection date/time, equivalent to film or sample collection date/time | 2.2 |  |  | Probenentnahme / Untersuchung
ORD | Order date/time | Order date/time | 2.2 |  |  | Auftragseingabe
RCT | Specimen receipt date/time, receipt of specimen in filling ancillary (Lab) | Specimen receipt date/time, receipt of specimen in filling ancillary (Lab) | 2.2 |  |  | Probeneingang
REP | Report date/time, report date/time at filling ancillary (i.e., Lab) | Report date/time, report date/time at filing ancillary (i.e., Lab) | 2.2 |  | 2015-08-21 |
SCHED | Schedule date/time | Schedule date/time | 2.2 |  |  | Terminvergabe