description: This identifier profile defines an Australian Business Number (ABN) in an Australian context. An ABN is issued to all entities registered in the Australian Business Register (ABR). package_name: hl7.fhir.au.base derivation: constraint name: AUAustralianBusinessNumber type: Identifier elements: type: binding: {strength: extensible, valueSet: 'http://terminology.hl7.org.au/ValueSet/v2-0203-extended'} index: 0 system: pattern: {type: Uri, value: 'http://hl7.org.au/id/abn'} index: 1 value: {short: ABN, index: 2} package_version: 4.2.2-preview class: complex-type kind: complex-type url: http://hl7.org.au/fhir/StructureDefinition/au-australianbusinessnumber base: http://hl7.org/fhir/StructureDefinition/Identifier version: 4.2.2-preview required: [value, type, system]