| Left: | US Core USCDI Requirement Extension (http://hl7.org/fhir/us/core/StructureDefinition/uscdi-requirement) | 
| Right: | US Core USCDI Requirement Extension (http://hl7.org/fhir/us/core/StructureDefinition/uscdi-requirement) | 
| Name | Value | Comments | |
|---|---|---|---|
|  abstract | false | ||
|  baseDefinition | http://hl7.org/fhir/StructureDefinition/Extension | ||
|  copyright | Used by permission of HL7 International, all rights reserved Creative Commons License | ||
|  description | **This extension is only used in the US Core Implementation Guide''s Profile StructureDefinition elements.** It flags elements that are *Additional* USCDI Requirements for certified systems. In other words, elements that are not marked as Must Support but are required for ONC Health IT certification testing. See the [Conformance page](general-requirements.html) for more information. | ||
|  experimental | |||
|  fhirVersion | 4.0.1 | ||
|  jurisdiction | |||
|   jurisdiction[0] | urn:iso:std:iso:3166#US | ||
|  kind | complex-type | ||
|  name | USCDIRequirement | ||
|  publisher | HL7 International / Cross-Group Projects | ||
|  purpose | |||
|  status | active | ||
|  title | US Core USCDI Requirement Extension | ||
|  type | Extension | ||
|  url | http://hl7.org/fhir/us/core/StructureDefinition/uscdi-requirement | ||
| Name | L Flags | L Card. | L Type | L Description & Constraints | R Flags | R Card. | R Type | R Description & Constraints | Comments  | 
|---|---|---|---|---|---|---|---|---|---|
|   Extension | 0..1 | Extension | USCDI Requirement Flag: ONLY USED FOR US Core Profile StructureDefinitions | 0..1 | Extension | USCDI Requirement Flag: ONLY USED FOR US Core Profile StructureDefinitions | |||
|    id | 0..1 | string | Unique id for inter-element referencing | 0..1 | string | Unique id for inter-element referencing | |||
|    Slices for extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |||
|    url | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/uscdi-requirement" | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/uscdi-requirement" | |||
|    value[x] | 1..1 | boolean | Value of extension | 1..1 | boolean | Value of extension | |||
|  Documentation for this format | |||||||||