NHSD Implementation Guide - Outbound
4.0.1 - active

NHSD Implementation Guide - Outbound - Local Development build (v4.0.1) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Extension: Timezone

Official URL: http://fhir.nhsd.com.au/StructureDefinition/nhsd-timezone | Version: 4.0.1
Draft as of 2017-10-23 | Computable Name: nhsd-timezone
Copyright/Legal: National Health Services Directory© 2018+; Licensed Under Creative Commons No Rights Reserved.

Provides context for the timezone applicable to the resource or element. Valid timezone values are based on the tz (timezone) database used by Linux and other Unix systems. The values are strings in the form “Area/Location. Refer to https://en.wikipedia.org/wiki/List_of_tz_database_time_zones

Context of Use

This extension may be used on the following element(s)

- Element ID: `HealthcareService.availableTime`
- Element ID: `HealthcareService.notAvailable`

Extension: TimeZone

Usage info

Usages:

- Use this Extension: NHSD HealthcareService

You can also check for usages in the FHIR IG Statistics

### Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Timezone
url |  | 1..1 | uri | "http://fhir.nhsd.com.au/StructureDefinition/nhsd-timezone"
value[x] |  | 1..1 | CodeableConcept | Time zone Binding: Australian States and Territories timezones (required)
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Timezone
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://fhir.nhsd.com.au/StructureDefinition/nhsd-timezone"
value[x] |  | 1..1 | CodeableConcept | Time zone Binding: Australian States and Territories timezones (required)
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: Provides context for the timezone applicable to the resource or element. Valid timezone values are based on the tz (timezone) database used by Linux and other Unix systems. The values are strings in the form “Area/Location. Refer to https://en.wikipedia.org/wiki/List_of_tz_database_time_zones

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Timezone
url |  | 1..1 | uri | "http://fhir.nhsd.com.au/StructureDefinition/nhsd-timezone"
value[x] |  | 1..1 | CodeableConcept | Time zone Binding: Australian States and Territories timezones (required)
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Timezone
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://fhir.nhsd.com.au/StructureDefinition/nhsd-timezone"
value[x] |  | 1..1 | CodeableConcept | Time zone Binding: Australian States and Territories timezones (required)
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: Provides context for the timezone applicable to the resource or element. Valid timezone values are based on the tz (timezone) database used by Linux and other Unix systems. The values are strings in the form “Area/Location. Refer to https://en.wikipedia.org/wiki/List_of_tz_database_time_zones

Other representations of profile: CSV, Excel, Schematron

#### Terminology Bindings

Path | Conformance | ValueSet | URI
Extension.value[x] | required | Australian States and Territories timezones(a valid code from Standard List of Timezones in tz database.) `http://fhir.nhsd.com.au/ValueSet/valueset-nhsd-timezones` From this IG

#### Constraints

Id | Grade | Path(s) | Details | Requirements
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) |
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |

### Notes:

TimeZone is not applicable within a Search Context