FHIR Extensions Pack
5.3.0-ballot-tc1 - (September 2025 Ballot) International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.3.0-ballot-tc1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

CodeSystem: Operation Synchronicity Control Codes

Official URL: http://hl7.org/fhir/synchronicity-control Version: 5.3.0-ballot-tc1
Standards status: Normative Maturity Level: 5 Computable Name: OperationSynchronicityControlCodeSystem
Other Identifiers: OID:2.16.840.1.113883.4.642.4.2055

Indicates that an operation must always be handled as synchronous or asynchronous, or that the server must provide both, and clients can choose

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

Changes since version 5.2.0:

  • New Content

    • This case-sensitive code system http://hl7.org/fhir/synchronicity-control defines the following codes:

    CodeDisplayDefinition
    synchronous Synchronous This operation is invoked synchronously
    asynchronous Asynchronous This operation is invoked asynchronously.
    either System This operation can be invoked either synchronously or asynchronously.