Entities

• IfcAddress
  • IfcPostalAddress
  • IfcTelecomAddress
• IfcApplication
• IfcConstraint
  • IfcMetric
  • IfcObjective
• IfcDimensionalExponents
• IfcExternalInformation
  • IfcClassification
• IfcExternalReference
  • IfcClassificationReference
• IfcMeasureWithUnit
• IfcNamedUnit
  • IfcContextDependentUnit
  • IfcConversionBasedUnit
    • IfcConversionBasedUnitWithOffset
  • IfcSIUnit
• IfcOrganization
• IfcOwnerHistory
• IfcPerson
• IfcPersonAndOrganization
• IfcPhysicalQuantity
  • IfcPhysicalSimpleQuantity
    • IfcQuantityArea
    • IfcQuantityLength
• IfcPropertyAbstraction
  • IfcProperty
    • IfcSimpleProperty
      • IfcPropertyEnumeratedValue
      • IfcPropertyReferenceValue
      • IfcPropertySingleValue
• IfcRecurrencePattern
• IfcReference
• IfcRoot
  • IfcObjectDefinition
    • IfcContext
      • IfcProject
    • IfcObject
      • IfcActor
      • IfcControl
        • IfcActionRequest
        • IfcWorkControl
          • IfcWorkSchedule
      • IfcGroup
        • IfcSystem
          • IfcZone
      • IfcProcess
        • IfcTask
      • IfcProduct
        • IfcAnnotation
        • IfcElement
        • IfcPort
        • IfcSpatialElement
          • IfcSpatialStructureElement
            • IfcBuilding
            • IfcBuildingStorey
            • IfcSite
            • IfcSpace
      • IfcResource
        • IfcConstructionResource
          • IfcConstructionProductResource
    • IfcTypeObject
      • IfcTypeProduct
        • IfcElementType
      • IfcTypeResource
        • IfcConstructionResourceType
          • IfcConstructionProductResourceType
  • IfcPropertyDefinition
    • IfcPropertySetDefinition
      • IfcPropertySet
      • IfcQuantitySet
        • IfcElementQuantity
  • IfcRelationship
    • IfcRelAssigns
      • IfcRelAssignsToControl
      • IfcRelAssignsToGroup
    • IfcRelAssociates
      • IfcRelAssociatesClassification
      • IfcRelAssociatesConstraint
      • IfcRelAssociatesDocument
    • IfcRelConnects
      • IfcRelConnectsElements
        • IfcRelConnectsWithRealizingElements
      • IfcRelConnectsPorts
      • IfcRelContainedInSpatialStructure
      • IfcRelSequence
    • IfcRelDeclares
    • IfcRelDecomposes
      • IfcRelAggregates
    • IfcRelDefines
      • IfcRelDefinesByProperties
      • IfcRelDefinesByType
• IfcSchedulingTime
  • IfcTaskTime
    • IfcTaskTimeRecurring
• IfcTable
• IfcTableColumn
• IfcTimePeriod
• IfcUnitAssignment