Open an IFC File - Autodesk
help.autodesk.com › cloudhelp › 2023Revit Load an IFC class mapping file. Make sure the IFC file contains the geometric data needed for the Revit capability that you plan to use. For more information, see About Imported Geometry. Click File tab Open (IFC). In the Open IFC File dialog, navigate to the IFC file to import, and select it.