| Definition | Type | Referenced Entity |
|---|
| IfcActuator | ENTITY | IfcObject |
| IfcAirTerminal | ENTITY | IfcObject |
| IfcAirTerminalBox | ENTITY | IfcObject |
| IfcAirToAirHeatRecovery | ENTITY | IfcObject |
| IfcAlarm | ENTITY | IfcObject |
| IfcAudioVisualAppliance | ENTITY | IfcObject |
| IfcBeam | ENTITY | IfcObject |
| IfcBearing | ENTITY | IfcObject |
| IfcBoiler | ENTITY | IfcObject |
| IfcBridge | ENTITY | IfcObject |
| IfcBridgePart | ENTITY | IfcObject |
| IfcBuildingElementPart | ENTITY | IfcObject |
| IfcBuildingElementProxy | ENTITY | IfcObject |
| IfcBuildingElementProxy | ENTITY | IfcRoot |
| IfcBuildingSystem | ENTITY | IfcObject |
| IfcBuiltElement | ENTITY | IfcObjectDefinition |
| IfcBuiltSystem | ENTITY | IfcObject |
| IfcBurner | ENTITY | IfcObject |
| IfcCableCarrierFitting | ENTITY | IfcObject |
| IfcCableCarrierSegment | ENTITY | IfcObject |
| IfcCableFitting | ENTITY | IfcObject |
| IfcCableSegment | ENTITY | IfcObject |
| IfcCaissonFoundation | ENTITY | IfcObject |
| IfcChiller | ENTITY | IfcObject |
| IfcChimney | ENTITY | IfcObject |
| IfcCoil | ENTITY | IfcObject |
| IfcColumn | ENTITY | IfcObject |
| IfcCommunicationsAppliance | ENTITY | IfcObject |
| IfcCompressor | ENTITY | IfcObject |
| IfcCondenser | ENTITY | IfcObject |
| IfcConstructionEquipmentResource | ENTITY | IfcObject |
| IfcConstructionMaterialResource | ENTITY | IfcObject |
| IfcConstructionProductResource | ENTITY | IfcObject |
| IfcController | ENTITY | IfcObject |
| IfcConveyorSegment | ENTITY | IfcObject |
| IfcCooledBeam | ENTITY | IfcObject |
| IfcCoolingTower | ENTITY | IfcObject |
| IfcCourse | ENTITY | IfcObject |
| IfcCovering | ENTITY | IfcObject |
| IfcCrewResource | ENTITY | IfcObject |
| IfcCurtainWall | ENTITY | IfcObject |
| IfcDamper | ENTITY | IfcObject |
| IfcDeepFoundation | ENTITY | IfcObject |
| IfcDefinitionSelect | SELECT | IfcObjectDefinition |
| IfcDiscreteAccessory | ENTITY | IfcObject |
| IfcDistributionBoard | ENTITY | IfcObject |
| IfcDistributionChamberElement | ENTITY | IfcObject |
| IfcDistributionSystem | ENTITY | IfcObject |
| IfcDoor | ENTITY | IfcObject |
| IfcDuctFitting | ENTITY | IfcObject |
| IfcDuctSegment | ENTITY | IfcObject |
| IfcDuctSilencer | ENTITY | IfcObject |
| IfcEarthworksCut | ENTITY | IfcObject |
| IfcEarthworksFill | ENTITY | IfcObject |
| IfcElectricAppliance | ENTITY | IfcObject |
| IfcElectricDistributionBoard | ENTITY | IfcObject |
| IfcElectricFlowStorageDevice | ENTITY | IfcObject |
| IfcElectricFlowTreatmentDevice | ENTITY | IfcObject |
| IfcElectricGenerator | ENTITY | IfcObject |
| IfcElectricMotor | ENTITY | IfcObject |
| IfcElectricTimeControl | ENTITY | IfcObject |
| IfcElementAssembly | ENTITY | IfcObject |
| IfcEngine | ENTITY | IfcObject |
| IfcEvaporativeCooler | ENTITY | IfcObject |
| IfcEvaporator | ENTITY | IfcObject |
| IfcEvent | ENTITY | IfcObject |
| IfcFacilityPartCommon | ENTITY | IfcObject |
| IfcFan | ENTITY | IfcObject |
| IfcFastener | ENTITY | IfcObject |
| IfcFilter | ENTITY | IfcObject |
| IfcFireSuppressionTerminal | ENTITY | IfcObject |
| IfcFlowInstrument | ENTITY | IfcObject |
| IfcFlowMeter | ENTITY | IfcObject |
| IfcFooting | ENTITY | IfcObject |
| IfcFurniture | ENTITY | IfcObject |
| IfcGeographicElement | ENTITY | IfcObject |
| IfcGeotechnicalStratum | ENTITY | IfcObject |
| IfcHeatExchanger | ENTITY | IfcObject |
| IfcHumidifier | ENTITY | IfcObject |
| IfcImpactProtectionDevice | ENTITY | IfcObject |
| IfcInterceptor | ENTITY | IfcObject |
| IfcJunctionBox | ENTITY | IfcObject |
| IfcKerb | ENTITY | IfcObject |
| IfcLaborResource | ENTITY | IfcObject |
| IfcLamp | ENTITY | IfcObject |
| IfcLightFixture | ENTITY | IfcObject |
| IfcLiquidTerminal | ENTITY | IfcObject |
| IfcMarineFacility | ENTITY | IfcObject |
| IfcMarinePart | ENTITY | IfcObject |
| IfcMechanicalFastener | ENTITY | IfcObject |
| IfcMedicalDevice | ENTITY | IfcObject |
| IfcMember | ENTITY | IfcObject |
| IfcMobileTelecommunicationsAppliance | ENTITY | IfcObject |
| IfcMooringDevice | ENTITY | IfcObject |
| IfcMotorConnection | ENTITY | IfcObject |
| IfcNavigationElement | ENTITY | IfcObject |
| IfcObject | ENTITY | IfcProduct |
| IfcObjectDefinition | ENTITY | IfcObject |
| IfcObjectPlacement | ENTITY | IfcProduct |
| IfcOccupant | ENTITY | IfcObject |
| IfcOpeningElement | ENTITY | IfcObject |
| IfcOutlet | ENTITY | IfcObject |
| IfcPavement | ENTITY | IfcObject |
| IfcPile | ENTITY | IfcObject |
| IfcPipeFitting | ENTITY | IfcObject |
| IfcPipeSegment | ENTITY | IfcObject |
| IfcPlate | ENTITY | IfcObject |
| IfcPositioningElement | ENTITY | IfcProduct |
| IfcProcedure | ENTITY | IfcRoot |
| IfcProcedure | ENTITY | IfcObject |
| IfcProduct | ENTITY | IfcStructuralActivity |
| IfcProductDefinitionShape | ENTITY | IfcProduct |
| IfcProductSelect | SELECT | IfcProduct |
| IfcProject | ENTITY | IfcRoot |
| IfcProject | ENTITY | IfcObjectDefinition |
| IfcProjectionElement | ENTITY | IfcObject |
| IfcPropertySet | ENTITY | IfcRoot |
| IfcPropertySetTemplate | ENTITY | IfcRoot |
| IfcProtectiveDevice | ENTITY | IfcObject |
| IfcProtectiveDeviceTrippingUnit | ENTITY | IfcObject |
| IfcProxy | ENTITY | IfcRoot |
| IfcPump | ENTITY | IfcObject |
| IfcRail | ENTITY | IfcObject |
| IfcRailing | ENTITY | IfcObject |
| IfcRailway | ENTITY | IfcObject |
| IfcRailwayPart | ENTITY | IfcObject |
| IfcRamp | ENTITY | IfcObject |
| IfcRampFlight | ENTITY | IfcObject |
| IfcReinforcedSoil | ENTITY | IfcObject |
| IfcReinforcingBar | ENTITY | IfcObject |
| IfcReinforcingMesh | ENTITY | IfcObject |
| IfcRelAggregates | ENTITY | IfcObjectDefinition |
| IfcRelAssigns | ENTITY | IfcObjectDefinition |
| IfcRelConnectsStructuralActivity | ENTITY | IfcStructuralActivity |
| IfcRelContainedInSpatialStructure | ENTITY | IfcProduct |
| IfcRelDefinesByObject | ENTITY | IfcObject |
| IfcRelDefinesByProperties | ENTITY | IfcObjectDefinition |
| IfcRelDefinesByType | ENTITY | IfcObject |
| IfcRelNests | ENTITY | IfcObjectDefinition |
| IfcRelPositions | ENTITY | IfcProduct |
| IfcRoad | ENTITY | IfcObject |
| IfcRoadPart | ENTITY | IfcObject |
| IfcRoof | ENTITY | IfcObject |
| IfcRoot | ENTITY | IfcObjectDefinition |
| IfcSanitaryTerminal | ENTITY | IfcObject |
| IfcSensor | ENTITY | IfcObject |
| IfcShadingDevice | ENTITY | IfcObject |
| IfcSign | ENTITY | IfcObject |
| IfcSignal | ENTITY | IfcObject |
| IfcSlab | ENTITY | IfcObject |
| IfcSolarDevice | ENTITY | IfcObject |
| IfcSpace | ENTITY | IfcObject |
| IfcSpaceHeater | ENTITY | IfcObject |
| IfcSpatialReferenceSelect | SELECT | IfcProduct |
| IfcSpatialStructureElement | ENTITY | IfcObjectDefinition |
| IfcSpatialZone | ENTITY | IfcObject |
| IfcStackTerminal | ENTITY | IfcObject |
| IfcStair | ENTITY | IfcObject |
| IfcStairFlight | ENTITY | IfcObject |
| IfcStructuralAction | ENTITY | IfcStructuralSurfaceAction |
| IfcStructuralActivity | ENTITY | IfcStructuralAction |
| IfcStructuralAnalysisModel | ENTITY | IfcObject |
| IfcStructuralCurveAction | ENTITY | IfcStructuralActivity |
| IfcStructuralCurveAction | ENTITY | IfcObject |
| IfcStructuralCurveMember | ENTITY | IfcObject |
| IfcStructuralCurveReaction | ENTITY | IfcObject |
| IfcStructuralLinearAction | ENTITY | IfcStructuralActivity |
| IfcStructuralLoadGroup | ENTITY | IfcObject |
| IfcStructuralPlanarAction | ENTITY | IfcStructuralActivity |
| IfcStructuralPlanarAction | ENTITY | IfcStructuralSurfaceAction |
| IfcStructuralPointAction | ENTITY | IfcStructuralActivity |
| IfcStructuralPointReaction | ENTITY | IfcStructuralActivity |
| IfcStructuralResultGroup | ENTITY | IfcObject |
| IfcStructuralSurfaceAction | ENTITY | IfcStructuralPlanarAction |
| IfcStructuralSurfaceAction | ENTITY | IfcObject |
| IfcStructuralSurfaceAction | ENTITY | IfcStructuralActivity |
| IfcStructuralSurfaceMember | ENTITY | IfcObject |
| IfcStructuralSurfaceReaction | ENTITY | IfcObject |
| IfcSubContractResource | ENTITY | IfcObject |
| IfcSurfaceFeature | ENTITY | IfcObject |
| IfcSwitchingDevice | ENTITY | IfcObject |
| IfcSystemFurnitureElement | ENTITY | IfcObject |
| IfcTank | ENTITY | IfcObject |
| IfcTask | ENTITY | IfcObject |
| IfcTask | ENTITY | IfcRoot |
| IfcTendon | ENTITY | IfcObject |
| IfcTendonAnchor | ENTITY | IfcObject |
| IfcTendonConduit | ENTITY | IfcObject |
| IfcTrackElement | ENTITY | IfcObject |
| IfcTransformer | ENTITY | IfcObject |
| IfcTransportElement | ENTITY | IfcObject |
| IfcTubeBundle | ENTITY | IfcObject |
| IfcTypeObject | ENTITY | IfcRoot |
| IfcUniquePropertySetNames | FUNCTION | IfcRoot |
| IfcUnitaryControlElement | ENTITY | IfcObject |
| IfcUnitaryEquipment | ENTITY | IfcObject |
| IfcValve | ENTITY | IfcObject |
| IfcVehicle | ENTITY | IfcObject |
| IfcVibrationDamper | ENTITY | IfcObject |
| IfcVibrationIsolator | ENTITY | IfcObject |
| IfcVirtualElement | ENTITY | IfcObject |
| IfcVoidingFeature | ENTITY | IfcObject |
| IfcWall | ENTITY | IfcObject |
| IfcWasteTerminal | ENTITY | IfcObject |
| IfcWindow | ENTITY | IfcObject |
| IfcWorkCalendar | ENTITY | IfcObject |
| IfcWorkPlan | ENTITY | IfcObject |
| IfcWorkSchedule | ENTITY | IfcObject |