IFC for Revit 2015 (v15.4):
IFC for Revit 2016 (v16.1):
1. IFC Exporter for Revit 2013 and IFC Exporter for Revit 2014 will no longer be getting regular updates.
2. IFC for Revit 2015 and 2016 includes export, import and the alternate export UI. There is no need for separate installs of each.
3. This update will work for both Revit and Revit LT.