| Definition | Type |
|---|
| IfcCompositeCurveSegment | ENTITY |
| IfcCurveBoundedSurface | ENTITY |
| IfcCurveStyle | ENTITY |
| IfcDoorStyle | ENTITY |
| IfcDoorType | ENTITY |
| IfcEdgeCurve | ENTITY |
| IfcFaceBound | ENTITY |
| IfcFaceSurface | ENTITY |
| IfcFillAreaStyle | ENTITY |
| IfcGridAxis | ENTITY |
| IfcHalfSpaceSolid | ENTITY |
| IfcIndexedPolyCurve | ENTITY |
| IfcModulusOfRotationalSubgradeReactionSelect | SELECT |
| IfcModulusOfSubgradeReactionSelect | SELECT |
| IfcModulusOfTranslationalSubgradeReactionSelect | SELECT |
| IfcOpenCrossProfileDef | ENTITY |
| IfcOrientedEdge | ENTITY |
| IfcPolygonalFaceSet | ENTITY |
| IfcRectangularTrimmedSurface | ENTITY |
| IfcResourceTime | ENTITY |
| IfcRotationalStiffnessSelect | SELECT |
| IfcSimpleValue | SELECT |
| IfcStructuralAction | ENTITY |
| IfcStructuralResultGroup | ENTITY |
| IfcSurfaceTexture | ENTITY |
| IfcTableRow | ENTITY |
| IfcTask | ENTITY |
| IfcTaskTime | ENTITY |
| IfcTextStyle | ENTITY |
| IfcTranslationalStiffnessSelect | SELECT |
| IfcTriangulatedFaceSet | ENTITY |
| IfcTrimmedCurve | ENTITY |
| IfcWarpingStiffnessSelect | SELECT |
| IfcWindowStyle | ENTITY |
| IfcWindowType | ENTITY |