| Source Element | Usage | Target |
| NamingSystem.id | UseElementSameName | NamingSystem.id |
| NamingSystem.meta | UseElementSameName | NamingSystem.meta |
| NamingSystem.implicitRules | UseElementSameName | NamingSystem.implicitRules |
| NamingSystem.language | UseElementSameName | NamingSystem.language |
| NamingSystem.text | UseElementSameName | NamingSystem.text |
| NamingSystem.contained | UseElementSameName | NamingSystem.contained |
| NamingSystem.extension | UseElementSameName | NamingSystem.extension |
| NamingSystem.modifierExtension | UseElementSameName | NamingSystem.modifierExtension |
| NamingSystem.url | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.url |
| NamingSystem.identifier | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.identifier |
| NamingSystem.version | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.version |
| NamingSystem.versionAlgorithm[x] | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.versionAlgorithm |
| NamingSystem.name | UseElementSameName | NamingSystem.name |
| NamingSystem.title | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.title |
| NamingSystem.status | UseElementSameName | NamingSystem.status |
| NamingSystem.kind | UseElementSameName | NamingSystem.kind |
| NamingSystem.experimental | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.experimental |
| NamingSystem.date | UseElementSameName | NamingSystem.date |
| NamingSystem.publisher | UseElementSameName | NamingSystem.publisher |
| NamingSystem.contact | UseElementSameName | NamingSystem.contact |
| NamingSystem.responsible | UseElementSameName | NamingSystem.responsible |
| NamingSystem.type | UseElementSameName | NamingSystem.type |
| NamingSystem.description | UseElementSameName | NamingSystem.description |
| NamingSystem.useContext | UseElementSameName | NamingSystem.useContext |
| NamingSystem.jurisdiction | UseElementSameName | NamingSystem.jurisdiction |
| NamingSystem.purpose | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.purpose |
| NamingSystem.copyright | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.copyright |
| NamingSystem.copyrightLabel | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.copyrightLabel |
| NamingSystem.approvalDate | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.approvalDate |
| NamingSystem.lastReviewDate | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.lastReviewDate |
| NamingSystem.effectivePeriod | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.effectivePeriod |
| NamingSystem.topic | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.topic |
| NamingSystem.author | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.author |
| NamingSystem.editor | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.editor |
| NamingSystem.reviewer | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.reviewer |
| NamingSystem.endorser | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.endorser |
| NamingSystem.relatedArtifact | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.relatedArtifact |
| NamingSystem.usage | UseElementSameName | NamingSystem.usage |
| NamingSystem.uniqueId | UseElementSameName | NamingSystem.uniqueId |
| NamingSystem.uniqueId.id | UseElementSameName | NamingSystem.uniqueId.id |
| NamingSystem.uniqueId.extension | UseElementSameName | NamingSystem.uniqueId.extension |
| NamingSystem.uniqueId.modifierExtension | UseElementSameName | NamingSystem.uniqueId.modifierExtension |
| NamingSystem.uniqueId.type | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.uniqueId.type |
| NamingSystem.uniqueId.value | UseElementSameName | NamingSystem.uniqueId.value |
| NamingSystem.uniqueId.preferred | UseElementSameName | NamingSystem.uniqueId.preferred |
| NamingSystem.uniqueId.comment | UseElementSameName | NamingSystem.uniqueId.comment |
| NamingSystem.uniqueId.period | UseElementSameName | NamingSystem.uniqueId.period |
| NamingSystem.uniqueId.authoritative | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.uniqueId.authoritative |