diff --git a/city_model_structure/building.py b/city_model_structure/building.py
index d99b8a9b..4cf33191 100644
--- a/city_model_structure/building.py
+++ b/city_model_structure/building.py
@@ -25,7 +25,7 @@ class Building(CityObject):
   Building(CityObject) class
   """
   def __init__(self, name, lod, surfaces, terrains, year_of_construction, function, lower_corner, attic_heated=0,
-               basement_heated=0):
+               basement_heated=0, week_day_schedules, saturday_schedules, sunday_schedules):
     super().__init__(lod, surfaces, name)
     self._basement_heated = basement_heated
     self._attic_heated = attic_heated
@@ -43,6 +43,13 @@ class Building(CityObject):
     self._monthly_cooling = pd.DataFrame()
     self._hourly_heating = pd.DataFrame()
     self._hourly_cooling = pd.DataFrame()
+    self._week_day_schedules = []
+    self._saturday_schedules = []
+    self._sunday_schedules = []
+
+
+
+
 
     # ToDo: Check this for LOD4
     self._thermal_zones = []
@@ -337,3 +344,11 @@ class Building(CityObject):
     :param value: DataFrame(cooling demand)
     """
     self._hourly_cooling.append(value)
+
+  @property
+  def week_day_schedules(self) -> List[ScheduleValues]:
+    """
+    Get schedule of weekdays
+    :return: [Schedule_Values]
+    """
+    return self._week_day_schedules
\ No newline at end of file
diff --git a/city_model_structure/schedule_values.py b/city_model_structure/schedule_values.py
new file mode 100644
index 00000000..cc019421
--- /dev/null
+++ b/city_model_structure/schedule_values.py
@@ -0,0 +1,34 @@
+"""
+Building module
+SPDX - License - Identifier: LGPL - 3.0 - or -later
+Copyright © 2020 Project Author Sanam Dabirian sanam.dabirian@mail.concordia.ca
+"""
+
+
+class schedule_value:
+  """
+  Schedule Values class
+  """
+
+  def __init__(self, hour, probability):
+    """
+    Constructor
+    """
+    self._hour = hour
+    self._probability = probability
+
+   @property
+  def hour(self):
+    """
+    Get hours
+    :return: hour of a day
+    """
+    return self._hour
+
+  @property
+  def probability(self):
+      """
+      Get probabilities of occupants' presence
+          :return: occupants' presence probabilities
+      """
+      return self._probability
\ No newline at end of file