description: This identifier profile defines an Australian Company Number in an Australian context. An ACN is allocated by the Australian Securities and Investments Commission (ASIC) when a body becomes registered as a company under Corporations Law. package_name: hl7.fhir.au.base derivation: constraint name: AUAustralianCompanyNumber 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/acn'} index: 1 value: {short: ACN, index: 2} package_version: 4.2.2-preview class: complex-type kind: complex-type url: http://hl7.org.au/fhir/StructureDefinition/au-australiancompanynumber base: http://hl7.org/fhir/StructureDefinition/Identifier version: 4.2.2-preview required: [value, type, system]