diff --git a/rero_ils/modules/ill_requests/views.py b/rero_ils/modules/ill_requests/views.py
index 1f4c080212..0f4e446e05 100644
--- a/rero_ils/modules/ill_requests/views.py
+++ b/rero_ils/modules/ill_requests/views.py
@@ -26,6 +26,7 @@
 from .forms import ILLRequestForm
 from .models import ILLRequestStatus
 from .utils import get_pickup_location_options
+from ..decorators import check_logged_as_patron
 from ..locations.api import Location
 from ..patrons.api import current_patrons
 from ..utils import extracted_data_from_ref, get_ref_for_pid
@@ -42,6 +43,7 @@
 
 @blueprint.route('/create/', methods=['GET', 'POST'])
 @check_user_is_authenticated(redirect_to='security.login')
+@check_logged_as_patron
 def ill_request_form():
     """Return professional view."""
     form = ILLRequestForm(request.form)
diff --git a/rero_ils/modules/patrons/api.py b/rero_ils/modules/patrons/api.py
index c0b0f295aa..e8fd1c21ef 100644
--- a/rero_ils/modules/patrons/api.py
+++ b/rero_ils/modules/patrons/api.py
@@ -314,7 +314,7 @@ def get_librarian_by_user(cls, user):
         patrons = cls.get_patrons_by_user(user)
         librarians = list(filter(lambda ptrn: ptrn.is_librarian, patrons))
         if len(librarians) > 1:
-            raise Error('more than one librarian account for a user')
+            raise Exception('more than one librarian account for a user')
         if len(librarians) == 0:
             return None
         return librarians[0]
@@ -322,17 +322,14 @@ def get_librarian_by_user(cls, user):
     @classmethod
     def get_patrons_by_user(cls, user):
         """Get all patrons by user."""
+        patrons = []
         if hasattr(user, 'id'):
-            result = PatronsSearch().filter(
-                'term',
-                user_id=user.id
-            ).source(includes='pid').scan()
-            patrons = [
-                cls.get_record_by_pid(record.pid)
-                for record in result
-            ]
-            return patrons if patrons else []
-        return []
+            result = PatronsSearch()\
+                .filter('term', user_id=user.id)\
+                .source(includes='pid')\
+                .scan()
+            patrons = [cls.get_record_by_pid(hit.pid) for hit in result]
+        return patrons
 
     @classmethod
     def get_patron_by_email(cls, email):
@@ -340,8 +337,6 @@ def get_patron_by_email(cls, email):
         pid_value = cls.get_pid_by_email(email)
         if pid_value:
             return cls.get_record_by_pid(pid_value)
-        else:
-            return None
 
     @classmethod
     def get_pid_by_email(cls, email):
diff --git a/rero_ils/modules/patrons/utils.py b/rero_ils/modules/patrons/utils.py
index f027e3ed1b..ab00a428d8 100644
--- a/rero_ils/modules/patrons/utils.py
+++ b/rero_ils/modules/patrons/utils.py
@@ -25,6 +25,4 @@ def user_has_patron(user=current_user):
     """Test if user has a patron."""
     from .api import Patron
     patrons = Patron.get_patrons_by_user(user=user)
-    if patrons:
-        return True
-    return False
+    return bool(patrons)  # true if `patrons` list isn't empty; false otherwise
diff --git a/rero_ils/theme/views.py b/rero_ils/theme/views.py
index d6defda36e..8d46ae2e83 100644
--- a/rero_ils/theme/views.py
+++ b/rero_ils/theme/views.py
@@ -36,7 +36,6 @@
 from rero_ils.modules.patrons.api import current_librarian, current_patrons
 from rero_ils.permissions import can_access_professional_view
 
-from ..modules.patrons.utils import user_has_patron
 from ..version import __version__
 
 blueprint = Blueprint(
@@ -101,7 +100,7 @@ def init_menu_tools():
     rero_register(
         item,
         endpoint='ill_requests.ill_request_form',
-        visible_when=lambda: user_has_patron,
+        visible_when=lambda: bool(current_patrons),
         text='{icon} {help}'.format(
             icon='<i class="fa fa-shopping-basket"></i>',
             help=_('Interlibrary loan request')