diff --git a/imio_teleservices_templatetags/templatetags/imio_teleservices.py b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
index 4e2f01e..2e0bc48 100644
--- a/imio_teleservices_templatetags/templatetags/imio_teleservices.py
+++ b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
@@ -164,6 +164,35 @@ def liste_type_rdv_nombres_personnes(value, arg):
     return [x for x in liste["data"] if arg in x["text"]]
 
 
+@register.filter
+def stop_monday_for_we(value):
+    """
+    Empêche de prendre rdv le lundi matin pendant le w-e
+    """
+    headers = {"Accept": "application/json"}
+    meeting_liste = requests.get(value, headers=headers).json()
+    today = datetime.datetime.today()
+    weekday = today.weekday()
+    if 4 >= weekday >= 0:
+        return meeting_liste
+
+    if 5 <= weekday <= 6:
+        next_day = today
+        while weekday != 0:
+            next_day = next_day + datetime.timedelta(days=1)
+            weekday = next_day.weekday()
+
+        monday = next_day.replace(hour=12, minute=0, second=0, microsecond=0)
+        return [
+            x
+            for x in meeting_liste
+            if datetime.datetime.strptime(x["datetime"], "%Y-%m-%d %H:%M:%S") < monday
+        ]
+
+    if weekday > 6 or weekday < 0:
+        raise Exception("Index OutOf weekday")
+
+
 @register.filter
 def calcul_total_abonnement_stationnement(fields_bloc):
     """