diff --git a/imio_teleservices_templatetags/templatetags/imio_teleservices.py b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
index 2f330ca..7d72021 100644
--- a/imio_teleservices_templatetags/templatetags/imio_teleservices.py
+++ b/imio_teleservices_templatetags/templatetags/imio_teleservices.py
@@ -36,6 +36,16 @@ def is_strong_authentication(session_user):
     return bool('_niss' in session_user.verified_fields)
 
 
+@register.filter
+def is_agent(session_user):
+    """
+    Anciennement town.py is_agent
+    session_user : session_user
+    return : (bool) True si le user est autorisé à aller dans le backoffice.
+    """
+    return session_user.can_go_in_backoffice()
+
+
 @register.filter
 def diff_dates(oldest_date, newest_date):
     """