diff --git a/src/ifcp6/ifcp6/msp2ifc.py b/src/ifcp6/ifcp6/msp2ifc.py
index 1f8d86e2e6..29cc744d8a 100644
--- a/src/ifcp6/ifcp6/msp2ifc.py
+++ b/src/ifcp6/ifcp6/msp2ifc.py
@@ -116,11 +116,19 @@ class MSP2Ifc:
             }
 
     def create_ifc(self):
+        if not self.file:
+            self.file = self.create_boilerplate_ifc()
+        if not self.work_plan:
+            self.work_plan = ifcopenshell.api.run("sequence.add_work_plan", self.file)
         work_schedule = self.create_work_schedule()
         self.create_tasks(work_schedule)
         self.create_calendars()
         self.create_rel_sequences()
 
+    def create_boilerplate_ifc(self):
+        self.file = ifcopenshell.file(schema="IFC4")
+        self.work_plan = self.file.create_entity("IfcWorkPlan")
+
     def create_tasks(self, work_schedule):
         for task_id in self.tasks:
             task = self.tasks[task_id]