This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions icon CodeSystem http://hl7.org/fhir/reference-version-rules

FHIR Infrastructure icon Work Group Maturity Level: NNormative (from v4.0.0) Use Context: Country: World
Official URL: http://hl7.org/fhir/reference-version-rules Version: 6.0.0-cibuild
active as of 2024-05-14 Computable Name: ReferenceVersionRules
Flags: CaseSensitive, Complete. All codes ValueSet: ReferenceVersionRules OID: 2.16.840.1.113883.4.642.4.90

This Code system is used in the following value sets:

  • ValueSet: ReferenceVersionRules (Whether a reference needs to be version specific or version independent, or whether either can be used.)

Whether a reference needs to be version specific or version independent, or whether either can be used.

This case-sensitive code system http://hl7.org/fhir/reference-version-rules defines the following codes:

either Either Specific or independentThe reference may be either version independent or version specific.btn btn
independent Version independentThe reference must be version independent.btn btn
specific Version SpecificThe reference must be version specific.btn btn


See the full registry of code systems defined as part of FHIR.

Explanation of the columns that may appear on this page:

LevelA few code lists that FHIR defines are hierarchical - each code is assigned a level. See Code System for further information.
SourceThe source of the definition of the code (when the value set draws in codes defined elsewhere)
CodeThe code (used as the code in the resource instance). If the code is in italics, this indicates that the code is not selectable ('Abstract')
DisplayThe display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
DefinitionAn explanation of the meaning of the concept
CommentsAdditional notes about how to use the code