| Definition | Type |
|---|
| IfcActorRole | ENTITY |
| IfcAddress | ENTITY |
| IfcApplication | ENTITY |
| IfcAppliedValue | ENTITY |
| IfcAppliedValueRelationship | ENTITY |
| IfcApproval | ENTITY |
| IfcApprovalRelationship | ENTITY |
| IfcBoundaryCondition | ENTITY |
| IfcBoxAlignment | STRING |
| IfcClassification | ENTITY |
| IfcClassificationItem | ENTITY |
| IfcClassificationNotationFacet | ENTITY |
| IfcColourSpecification | ENTITY |
| IfcCompositeProfileDef | ENTITY |
| IfcConditionCriterionSelect | SELECT |
| IfcConstraint | ENTITY |
| IfcConstraintAggregationRelationship | ENTITY |
| IfcConstraintRelationship | ENTITY |
| IfcConstructionResource | ENTITY |
| IfcContextDependentUnit | ENTITY |
| IfcConversionBasedUnit | ENTITY |
| IfcCostSchedule | ENTITY |
| IfcCostValue | ENTITY |
| IfcCurveStyleFont | ENTITY |
| IfcCurveStyleFontAndScaling | ENTITY |
| IfcDerivedProfileDef | ENTITY |
| IfcDerivedUnit | ENTITY |
| IfcDocumentElectronicFormat | ENTITY |
| IfcDocumentInformation | ENTITY |
| IfcDocumentInformationRelationship | ENTITY |
| IfcDraughtingCalloutRelationship | ENTITY |
| IfcElectricDistributionPoint | ENTITY |
| IfcElementQuantity | ENTITY |
| IfcElementType | ENTITY |
| IfcEnergyProperties | ENTITY |
| IfcEnvironmentalImpactValue | ENTITY |
| IfcExtendedMaterialProperties | ENTITY |
| IfcExternalReference | ENTITY |
| IfcFluidFlowProperties | ENTITY |
| IfcGeometricRepresentationSubContext | ENTITY |
| IfcGridAxis | ENTITY |
| IfcLibraryInformation | ENTITY |
| IfcLightSource | ENTITY |
| IfcMaterial | ENTITY |
| IfcMaterialLayerSet | ENTITY |
| IfcMetric | ENTITY |
| IfcObject | ENTITY |
| IfcObjective | ENTITY |
| IfcOrganization | ENTITY |
| IfcOrganizationRelationship | ENTITY |
| IfcPerformanceHistory | ENTITY |
| IfcPerson | ENTITY |
| IfcPhysicalComplexQuantity | ENTITY |
| IfcPhysicalQuantity | ENTITY |
| IfcPostalAddress | ENTITY |
| IfcPreDefinedItem | ENTITY |
| IfcPresentationLayerAssignment | ENTITY |
| IfcPresentationStyle | ENTITY |
| IfcProcedure | ENTITY |
| IfcProductRepresentation | ENTITY |
| IfcProfileDef | ENTITY |
| IfcProfileProperties | ENTITY |
| IfcProject | ENTITY |
| IfcProjectOrder | ENTITY |
| IfcPropertyConstraintRelationship | ENTITY |
| IfcPropertyDependencyRelationship | ENTITY |
| IfcPropertyEnumeration | ENTITY |
| IfcPropertyReferenceValue | ENTITY |
| IfcProxy | ENTITY |
| IfcReferencesValueDocument | ENTITY |
| IfcReinforcementBarProperties | ENTITY |
| IfcReinforcementDefinitionProperties | ENTITY |
| IfcReinforcingElement | ENTITY |
| IfcRelAssociatesConstraint | ENTITY |
| IfcRelConnectsWithRealizingElements | ENTITY |
| IfcRepresentation | ENTITY |
| IfcRepresentationContext | ENTITY |
| IfcRoot | ENTITY |
| IfcShapeAspect | ENTITY |
| IfcShapeRepresentationTypes | FUNCTION |
| IfcSimpleValue | SELECT |
| IfcSite | ENTITY |
| IfcSpaceThermalLoadProperties | ENTITY |
| IfcSpatialStructureElement | ENTITY |
| IfcStructuralConnectionCondition | ENTITY |
| IfcStructuralLoad | ENTITY |
| IfcStructuralLoadGroup | ENTITY |
| IfcStyledItem | ENTITY |
| IfcTask | ENTITY |
| IfcTelecomAddress | ENTITY |
| IfcTextureCoordinateGenerator | ENTITY |
| IfcTimeSeries | ENTITY |
| IfcTopologyRepresentationTypes | FUNCTION |
| IfcTypeObject | ENTITY |
| IfcTypeProduct | ENTITY |
| IfcWorkControl | ENTITY |