The intent of the IFC import. 
   Namespace:   Autodesk.Revit.DB.IFC  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
  Since:  2015 
Syntax
| C# | 
|---|
|  | 
| Visual Basic | 
|---|
|  | 
| Visual C++ | 
|---|
|  | 
Members
| Member name | Description | 
|---|---|
| Parametric | Imports the IFC file to allow for continued editing in Revit (standard Revit elements will be created). | 
| Reference | Imports the IFC file to serve as a reference (lightweight and accurate representations will be constructed, but they cannot be edited as standard Revit elements). |