<status value="draft" /> <date value="2026-01-09" /> <publisher value="HL7 Canada - FHIR Implementation Work Group" /> <contact> <telecom> <system value="url" /> <value value="https://infocentral.infoway-inforoute.ca/en/collaboration/wg/fhir-implementations" /> </telecom> </contact> <description value="Proposed constraints on the DocumentReference resource for the minimal set of data required to reference to a document of any kind for any purpose." /> <jurisdiction> <coding> <system value="urn:iso:std:iso:3166" /> <code value="CA" /> </coding> </jurisdiction> <fhirVersion value="4.0.1" /> <mapping> <identity value="workflow" /> <uri value="http://hl7.org/fhir/workflow" /> <name value="Workflow Pattern" /> </mapping> <mapping> <identity value="fhircomposition" /> <uri value="http://hl7.org/fhir/composition" /> <name value="FHIR Composition" /> </mapping> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <mapping> <identity value="cda" /> <uri value="http://hl7.org/v3/cda" /> <name value="CDA (R2)" /> </mapping> <mapping> <identity value="w5" /> <uri value="http://hl7.org/fhir/fivews" /> <name value="FiveWs Pattern Mapping" /> </mapping> <mapping> <identity value="v2" /> <uri value="http://hl7.org/v2" /> <name value="HL7 v2 Mapping" /> </mapping> <mapping> <identity value="xds" /> <uri value="http://ihe.net/xds" /> <name value="XDS metadata equivalent" /> </mapping> <kind value="resource" /> <abstract value="false" /> <type value="DocumentReference" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/DocumentReference" /> <derivation value="constraint" /> <differential> <element id="DocumentReference"> <path value="DocumentReference" /> <short value="DocumentReference Profile" /> <definition value="The DocumentReference Profile is based upon the core FHIR DocumentReference resource and created to define the minimal set of the document metadata required to discoverer and manage any kind of documents." /> </element> <element id="DocumentReference.subject"> <path value="DocumentReference.subject" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-patient" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-practitioner" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-device" /> </type> </element> <element id="DocumentReference.author"> <path value="DocumentReference.author" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-practitioner" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-practitionerrole" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-organization" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-device" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-patient" /> </type> </element> <element id="DocumentReference.authenticator"> <path value="DocumentReference.authenticator" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-practitioner" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-practitionerrole" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-organization" /> </type> </element> <element id="DocumentReference.custodian"> <path value="DocumentReference.custodian" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-organization" /> </type> </element> <element id="DocumentReference.content.attachment"> <path value="DocumentReference.content.attachment" /> <constraint> <key value="ca-baseline-documentreference-1" /> <severity value="error" /> <human value="DocumentReference.content.attachment.url or DocumentReference.content.attachment.data or both SHALL be present." /> <expression value="url.exists() or data.exists()" /> <xpath value="f:url or f:content" /> </constraint> </element> <element id="DocumentReference.context.encounter"> <path value="DocumentReference.context.encounter" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-encounter" /> </type> </element> <element id="DocumentReference.context.practiceSetting"> <path value="DocumentReference.context.practiceSetting" /> <short value="PractitionerSpecialty" /> <comment value="The binding strength of this element is [Preferred](https://www.hl7.org/fhir/terminologies.html#strength), meaning that codes are encouraged to draw from the PractitionerSpecialty code system for interoperability purposes but are not required to do so to be considered conformant." /> <binding> <strength value="preferred" /> <description value="Defines the clinical, medical, surgical or other healthcare-related service specialty of a practitioner who interacts, treats or provides such services to or for a patient." /> <valueSet value="https://fhir.infoway-inforoute.ca/ValueSet/practitionerspecialty" /> </binding> </element> <element id="DocumentReference.context.sourcePatientInfo"> <path value="DocumentReference.context.sourcePatientInfo" /> <type> <code value="Reference" /> <targetProfile value="http://hl7.org/fhir/ca/baseline/StructureDefinition/profile-patient" /> </type> </element> </differential> </StructureDefinition>