diff --git a/src/blenderbim/blenderbim/bim/__init__.py b/src/blenderbim/blenderbim/bim/__init__.py
index 2f8586d9e4..41d8219434 100644
--- a/src/blenderbim/blenderbim/bim/__init__.py
+++ b/src/blenderbim/blenderbim/bim/__init__.py
@@ -145,6 +145,8 @@ classes = [
     ui.BIM_PT_tab_services_object,
     # Structural analysis
     ui.BIM_PT_tab_structural,
+    # Construction scheduling
+    ui.BIM_PT_tab_4D5D,
     # Facility management
     ui.BIM_PT_tab_handover,
     ui.BIM_PT_tab_operations,
diff --git a/src/blenderbim/blenderbim/bim/module/cost/ui.py b/src/blenderbim/blenderbim/bim/module/cost/ui.py
index 351e9ae0e9..c083331c76 100644
--- a/src/blenderbim/blenderbim/bim/module/cost/ui.py
+++ b/src/blenderbim/blenderbim/bim/module/cost/ui.py
@@ -21,19 +21,21 @@ import blenderbim.bim.module.cost.prop as CostProp
 from bpy.types import Panel, UIList
 from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim.module.cost.data import CostSchedulesData
-import blenderbim.tool as tool
 
 
 class BIM_PT_cost_schedules(Panel):
     bl_label = "Cost Schedules"
     bl_idname = "BIM_PT_cost_schedules"
+    bl_options = {"DEFAULT_CLOSED"}
     bl_space_type = "PROPERTIES"
     bl_region_type = "WINDOW"
     bl_context = "scene"
+    bl_parent_id = "BIM_PT_tab_4D5D"
 
     @classmethod
     def poll(cls, context):
-        return tool.Blender.is_tab(context, "SCHEDULING") and tool.Ifc.get() and tool.Ifc.get().schema != "IFC2X3"
+        file = IfcStore.get_file()
+        return file and hasattr(file, "schema") and file.schema != "IFC2X3"
 
     def draw(self, context):
         if not CostSchedulesData.is_loaded:
@@ -46,9 +48,8 @@ class BIM_PT_cost_schedules(Panel):
                 row.label(text=f"{CostSchedulesData.data['total_cost_schedules']} Cost Schedules Found", icon="TEXT")
                 row.operator("bim.export_cost_schedules", text="Export as spreadsheet", icon="EXPORT")
             else:
-                row.label(text="No Cost Schedules found.", icon="COMMUNITY")
+                row.label(text="No Cost Schedules Found found.", icon="COMMUNITY")
             row = self.layout.row()
-            row.alignment = "RIGHT"
             row.prop(self.props, "cost_schedule_predefined_types")
             row.operator("bim.add_cost_schedule", icon="ADD", text="Add")
 
diff --git a/src/blenderbim/blenderbim/bim/module/resource/ui.py b/src/blenderbim/blenderbim/bim/module/resource/ui.py
index 351bb5631c..4ce36e12bf 100644
--- a/src/blenderbim/blenderbim/bim/module/resource/ui.py
+++ b/src/blenderbim/blenderbim/bim/module/resource/ui.py
@@ -20,7 +20,6 @@ import blenderbim.bim.helper
 from bpy.types import Panel, UIList
 from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim.module.resource.data import ResourceData
-import blenderbim.tool as tool
 
 
 class BIM_PT_resources(Panel):
@@ -30,10 +29,12 @@ class BIM_PT_resources(Panel):
     bl_space_type = "PROPERTIES"
     bl_region_type = "WINDOW"
     bl_context = "scene"
+    bl_parent_id = "BIM_PT_tab_4D5D"
 
     @classmethod
     def poll(cls, context):
-        return tool.Blender.is_tab(context, "SCHEDULING") and tool.Ifc.get() and tool.Ifc.get().schema != "IFC2X3"
+        file = IfcStore.get_file()
+        return file and hasattr(file, "schema") and file.schema != "IFC2X3"
 
     def draw(self, context):
         self.props = context.scene.BIMResourceProperties
diff --git a/src/blenderbim/blenderbim/bim/module/sequence/ui.py b/src/blenderbim/blenderbim/bim/module/sequence/ui.py
index 572977d379..eb0ccc477d 100644
--- a/src/blenderbim/blenderbim/bim/module/sequence/ui.py
+++ b/src/blenderbim/blenderbim/bim/module/sequence/ui.py
@@ -22,7 +22,6 @@ from bpy.types import Panel, UIList
 from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim.helper import draw_attributes
 from blenderbim.bim.module.sequence.data import WorkPlansData, WorkScheduleData, SequenceData, TaskICOMData
-import blenderbim.tool as tool
 
 
 class BIM_PT_work_plans(Panel):
@@ -32,10 +31,12 @@ class BIM_PT_work_plans(Panel):
     bl_space_type = "PROPERTIES"
     bl_region_type = "WINDOW"
     bl_context = "scene"
+    bl_parent_id = "BIM_PT_tab_4D5D"
 
     @classmethod
     def poll(cls, context):
-        return tool.Blender.is_tab(context, "SCHEDULING") and tool.Ifc.get() and tool.Ifc.get().schema != "IFC2X3"
+        file = IfcStore.get_file()
+        return file and file.schema != "IFC2X3"
 
     def draw(self, context):
         if not WorkPlansData.is_loaded:
@@ -98,13 +99,16 @@ class BIM_PT_work_plans(Panel):
 class BIM_PT_work_schedules(Panel):
     bl_label = "Work Schedules"
     bl_idname = "BIM_PT_work_schedules"
+    bl_options = {"DEFAULT_CLOSED"}
     bl_space_type = "PROPERTIES"
     bl_region_type = "WINDOW"
     bl_context = "scene"
+    bl_parent_id = "BIM_PT_tab_4D5D"
 
     @classmethod
     def poll(cls, context):
-        return tool.Blender.is_tab(context, "SCHEDULING") and tool.Ifc.get() and tool.Ifc.get().schema != "IFC2X3"
+        file = IfcStore.get_file()
+        return file and hasattr(file, "schema") and file.schema != "IFC2X3"
 
     def draw(self, context):
         if not SequenceData.is_loaded:
@@ -127,7 +131,7 @@ class BIM_PT_work_schedules(Panel):
             row = self.layout.row(align=True)
             row.alignment = "RIGHT"
             row.prop(self.props, "work_schedule_predefined_types")
-            row.operator("bim.add_work_schedule", text="Add", icon="ADD")
+            row.operator("bim.add_work_schedule", text="Add new", icon="ADD")
 
         for work_schedule_id, work_schedule in SequenceData.data["work_schedules"].items():
 
@@ -813,10 +817,12 @@ class BIM_PT_work_calendars(Panel):
     bl_space_type = "PROPERTIES"
     bl_region_type = "WINDOW"
     bl_context = "scene"
+    bl_parent_id = "BIM_PT_tab_4D5D"
 
     @classmethod
     def poll(cls, context):
-        return tool.Blender.is_tab(context, "SCHEDULING") and tool.Ifc.get() and tool.Ifc.get().schema != "IFC2X3"
+        file = IfcStore.get_file()
+        return file and hasattr(file, "schema") and file.schema != "IFC2X3"
 
     def draw(self, context):
         if not SequenceData.is_loaded:
diff --git a/src/blenderbim/blenderbim/bim/ui.py b/src/blenderbim/blenderbim/bim/ui.py
index 58958f4b20..81debd7574 100644
--- a/src/blenderbim/blenderbim/bim/ui.py
+++ b/src/blenderbim/blenderbim/bim/ui.py
@@ -404,6 +404,20 @@ class BIM_PT_geometry(Panel):
         pass
 
 
+class BIM_PT_tab_4D5D(Panel):
+    bl_label = "Costing and Scheduling"
+    bl_space_type = "PROPERTIES"
+    bl_region_type = "WINDOW"
+    bl_context = "scene"
+
+    @classmethod
+    def poll(cls, context):
+        return tool.Blender.is_tab(context, "SCHEDULING") and tool.Ifc.get()
+
+    def draw(self, context):
+        pass
+
+
 class BIM_PT_tab_structural(Panel):
     bl_label = "Structural"
     bl_space_type = "PROPERTIES"