| Source Element | Usage | Target |
| Permission | UseExtension | http://hl7.org/fhir/5.0/StructureDefinition/extension-Permission |
| Permission.id | UseExtensionFromAncestor | - |
| Permission.meta | UseExtensionFromAncestor | - |
| Permission.implicitRules | UseExtensionFromAncestor | - |
| Permission.language | UseExtensionFromAncestor | - |
| Permission.text | UseExtensionFromAncestor | - |
| Permission.contained | UseExtensionFromAncestor | - |
| Permission.extension | UseExtensionFromAncestor | - |
| Permission.modifierExtension | UseExtensionFromAncestor | - |
| Permission.status | UseExtensionFromAncestor | - |
| Permission.asserter | UseExtensionFromAncestor | - |
| Permission.date | UseExtensionFromAncestor | - |
| Permission.validity | UseExtensionFromAncestor | - |
| Permission.justification | UseExtensionFromAncestor | - |
| Permission.justification.id | UseExtensionFromAncestor | - |
| Permission.justification.extension | UseExtensionFromAncestor | - |
| Permission.justification.modifierExtension | UseExtensionFromAncestor | - |
| Permission.justification.basis | UseExtensionFromAncestor | - |
| Permission.justification.evidence | UseExtensionFromAncestor | - |
| Permission.combining | UseExtensionFromAncestor | - |
| Permission.rule | UseExtensionFromAncestor | - |
| Permission.rule.id | UseExtensionFromAncestor | - |
| Permission.rule.extension | UseExtensionFromAncestor | - |
| Permission.rule.modifierExtension | UseExtensionFromAncestor | - |
| Permission.rule.type | UseExtensionFromAncestor | - |
| Permission.rule.data | UseExtensionFromAncestor | - |
| Permission.rule.data.id | UseExtensionFromAncestor | - |
| Permission.rule.data.extension | UseExtensionFromAncestor | - |
| Permission.rule.data.modifierExtension | UseExtensionFromAncestor | - |
| Permission.rule.data.resource | UseExtensionFromAncestor | - |
| Permission.rule.data.resource.id | UseExtensionFromAncestor | - |
| Permission.rule.data.resource.extension | UseExtensionFromAncestor | - |
| Permission.rule.data.resource.modifierExtension | UseExtensionFromAncestor | - |
| Permission.rule.data.resource.meaning | UseExtensionFromAncestor | - |
| Permission.rule.data.resource.reference | UseExtensionFromAncestor | - |
| Permission.rule.data.security | UseExtensionFromAncestor | - |
| Permission.rule.data.period | UseExtensionFromAncestor | - |
| Permission.rule.data.expression | UseExtensionFromAncestor | - |
| Permission.rule.activity | UseExtensionFromAncestor | - |
| Permission.rule.activity.id | UseExtensionFromAncestor | - |
| Permission.rule.activity.extension | UseExtensionFromAncestor | - |
| Permission.rule.activity.modifierExtension | UseExtensionFromAncestor | - |
| Permission.rule.activity.actor | UseExtensionFromAncestor | - |
| Permission.rule.activity.action | UseExtensionFromAncestor | - |
| Permission.rule.activity.purpose | UseExtensionFromAncestor | - |
| Permission.rule.limit | UseExtensionFromAncestor | - |