{
"description": "This profile defines specific usage of Australian time zones (states and territories) with the FHIR [Timezone Code extension](https://hl7.org/fhir/extensions/StructureDefinition-timezone.html).",
"_filename": "StructureDefinition-au-timezone-usage.json",
"package_name": "hl7.fhir.au.base",
"date": "2025-07-30T04:56:15+00:00",
"derivation": "constraint",
"publisher": "HL7 Australia",
"fhirVersion": "4.0.1",
"jurisdiction": [ {
"coding": [ {
"code": "AU",
"system": "urn:iso:std:iso:3166"
} ]
} ],
"name": "AustralianTimeZoneUsage",
"mapping": [ {
"uri": "http://hl7.org/v3",
"name": "RIM Mapping",
"identity": "rim"
} ],
"abstract": false,
"copyright": "HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.",
"type": "Extension",
"experimental": null,
"resourceType": "StructureDefinition",
"title": "Australian Time Zone Usage",
"package_version": "6.0.0-ballot",
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
"valueInteger": 1
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
"valueCode": "can-bind"
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
"valueCode": "trial-use",
"_valueCode": {
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
"valueCanonical": "http://hl7.org.au/fhir/ImplementationGuide/hl7.fhir.au.base"
} ]
}
} ],
"snapshot": {
"element": [ {
"constraint": [ {
"key": "ele-1",
"human": "All FHIR elements must have a @value or children",
"source": "http://hl7.org/fhir/StructureDefinition/Element",
"severity": "error",
"expression": "hasValue() or (children().count() > id.count())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension",
"min": 0,
"definition": "An IANA timezone code, restricted to only Australian state and territory time zone offsets, as per BCP 175. For data types allowing the offset (all except date and time), this extension SHALL agree with the offset if provided and cannot be used in place of the offset if the precision expressed requires an offset. Where an offset is provided, this extension provides a more legible display of the zone associated with the offset. Where an offset is not present, this extension can be used to provide zone information not otherwise available.",
"isModifier": false,
"short": "Australian time zone expressed as IANA Timezone Code per BCP 175",
"max": "1",
"id": "Extension",
"base": {
"max": "*",
"min": 0,
"path": "Extension"
}
}, {
"path": "Extension.id",
"min": 0,
"definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
"isModifier": false,
"short": "Unique id for inter-element referencing",
"mapping": [ {
"map": "n/a",
"identity": "rim"
} ],
"type": [ {
"code": "http://hl7.org/fhirpath/System.String",
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
"valueUrl": "id"
} ]
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.id",
"condition": [ "ele-1" ],
"base": {
"max": "1",
"min": 0,
"path": "Element.id"
},
"isSummary": false
}, {
"constraint": [ {
"key": "ele-1",
"human": "All FHIR elements must have a @value or children",
"source": "http://hl7.org/fhir/StructureDefinition/Element",
"severity": "error",
"expression": "hasValue() or (children().count() > id.count())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension.extension",
"min": 0,
"definition": "An Extension",
"isModifier": false,
"short": "Extension",
"slicing": {
"rules": "open",
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"max": "0",
"id": "Extension.extension",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
},
"isSummary": false
}, {
"path": "Extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"isModifier": false,
"short": "identifies the meaning of the extension",
"fixedUri": "http://hl7.org/fhir/StructureDefinition/timezone",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "http://hl7.org/fhirpath/System.String",
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
"valueUrl": "uri"
} ]
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"isSummary": false
}, {
"constraint": [ {
"key": "ele-1",
"human": "All FHIR elements must have a @value or children",
"source": "http://hl7.org/fhir/StructureDefinition/Element",
"severity": "error",
"expression": "hasValue() or (children().count() > id.count())"
} ],
"path": "Extension.value[x]",
"min": 1,
"definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R5/extensibility.html) for a list).",
"isModifier": false,
"short": "Australian time zone",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "code"
} ],
"binding": {
"strength": "required",
"valueSet": "http://terminology.hl7.org.au/ValueSet/au-timezone"
},
"max": "1",
"id": "Extension.value[x]",
"condition": [ "ext-1" ],
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
},
"isSummary": false
} ],
"extension": [ {
"url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
"valueString": "5.2.0"
} ]
},
"status": "active",
"id": "f6de5029-7909-4531-8b49-8f3af2e23547",
"kind": "complex-type",
"url": "http://hl7.org.au/fhir/StructureDefinition/au-timezone-usage",
"context": [ {
"type": "element",
"expression": "date"
}, {
"type": "element",
"expression": "dateTime"
}, {
"type": "element",
"expression": "instant"
}, {
"type": "element",
"expression": "Meta"
}, {
"type": "element",
"expression": "time"
} ],
"version": "6.0.0-ballot",
"differential": {
"element": [ {
"id": "Extension",
"path": "Extension",
"short": "Australian time zone expressed as IANA Timezone Code per BCP 175",
"definition": "An IANA timezone code, restricted to only Australian state and territory time zone offsets, as per BCP 175. For data types allowing the offset (all except date and time), this extension SHALL agree with the offset if provided and cannot be used in place of the offset if the precision expressed requires an offset. Where an offset is provided, this extension provides a more legible display of the zone associated with the offset. Where an offset is not present, this extension can be used to provide zone information not otherwise available."
}, {
"id": "Extension.value[x]",
"path": "Extension.value[x]",
"short": "Australian time zone",
"binding": {
"strength": "required",
"valueSet": "http://terminology.hl7.org.au/ValueSet/au-timezone"
}
} ]
},
"contact": [ {
"name": "HL7 Australia FHIR Working Group",
"telecom": [ {
"use": "work",
"value": "https://confluence.hl7.org/display/HAFWG",
"system": "url"
} ]
} ],
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/timezone"
}