IFC for ArcGIS
ArcGIS Data Interoperability 9.3 added support for importing IFC files. See http://www.esri.com/software/arcgis/extensions/datainteroperability/about/whats-new.html
ArcGIS Data Interoperability 9.3 added support for importing IFC files. See http://www.esri.com/software/arcgis/extensions/datainteroperability/about/whats-new.html