diff --git a/DependencyInjection/ChillMainExtension.php b/DependencyInjection/ChillMainExtension.php
index 7a5766d4c..2bd1b3f25 100644
--- a/DependencyInjection/ChillMainExtension.php
+++ b/DependencyInjection/ChillMainExtension.php
@@ -92,6 +92,7 @@ class ChillMainExtension extends Extension implements PrependExtensionInterface,
         $loader->load('services/pagination.yml');
         $loader->load('services/export.yml');
         $loader->load('services/form.yml');
+        $loader->load('services/validator.yml');
         
     }
     
diff --git a/Resources/config/services/validator.yml b/Resources/config/services/validator.yml
new file mode 100644
index 000000000..f09304375
--- /dev/null
+++ b/Resources/config/services/validator.yml
@@ -0,0 +1,7 @@
+services:
+    chill_main.validator_user_circle_consistency:
+        class: Chill\MainBundle\Validator\Constraints\Entity\UserCircleConsistencyValidator
+        arguments:
+            - "@chill.main.security.authorization.helper"
+        tags:
+            - { name: "validator.constraint_validator" }
diff --git a/Resources/translations/messages.fr.yml b/Resources/translations/messages.fr.yml
index 06e63ce31..bf082188f 100644
--- a/Resources/translations/messages.fr.yml
+++ b/Resources/translations/messages.fr.yml
@@ -31,6 +31,7 @@ not valid: non valide
 Confirm: Confirmer
 Cancel: Annuler
 Save: Enregistrer
+This form contains errors: Ce formulaire contient des erreurs
 
 'You are going to leave a page with unsubmitted data. Are you sure you want to leave ?': "Vous allez quitter la page alors que des données n'ont pas été enregistrées. Êtes vous sûr de vouloir partir ?"
 
diff --git a/Resources/translations/validators.fr.yml b/Resources/translations/validators.fr.yml
index 4307be2fb..ba260f2c6 100644
--- a/Resources/translations/validators.fr.yml
+++ b/Resources/translations/validators.fr.yml
@@ -5,4 +5,7 @@ The role "%role%" should not be associated with a scope.: Le rôle "%role%" ne d
 "The password must contains one letter, one capitalized letter, one number and one special character as *[@#$%!,;:+\"'-/{}~=µ()£]). Other characters are allowed.": "Le mot de passe doit contenir une majuscule, une minuscule, et au moins un caractère spécial parmi *[@#$%!,;:+\"'-/{}~=µ()£]). Les autres caractères sont autorisés."
 The password fields must match: Les mots de passe doivent correspondre
 
-A permission is already present for the same role and scope: Une permission est déjà présente pour le même rôle et cercle.
\ No newline at end of file
+A permission is already present for the same role and scope: Une permission est déjà présente pour le même rôle et cercle.
+
+#UserCircleConsistency
+"{{ username }} is not allowed to see entities published in this circle": "{{ username }} n'est pas autorisé à voir l'élément publié dans ce cercle."
\ No newline at end of file
diff --git a/Validator/Constraints/Entity/UserCircleConsistency.php b/Validator/Constraints/Entity/UserCircleConsistency.php
new file mode 100644
index 000000000..238aa1a7f
--- /dev/null
+++ b/Validator/Constraints/Entity/UserCircleConsistency.php
@@ -0,0 +1,52 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\MainBundle\Validator\Constraints\Entity;
+
+use Symfony\Component\Validator\Constraint;
+
+/**
+ * 
+ *
+ * @Annotation
+ */
+class UserCircleConsistency extends Constraint
+{
+    public $message = "{{ username }} is not allowed to see entities published in this circle";
+    
+    public $role;
+    
+    public $getUserFunction = 'getUser';
+    
+    public $path = 'circle';
+    
+    public function getDefaultOption()
+    {
+        return 'role';
+    }
+    
+    public function getRequiredOptions()
+    {
+        return [ 'role' ];
+    }
+    
+    public function getTargets()
+    {
+        return self::CLASS_CONSTRAINT;
+    }
+    
+}
diff --git a/Validator/Constraints/Entity/UserCircleConsistencyValidator.php b/Validator/Constraints/Entity/UserCircleConsistencyValidator.php
new file mode 100644
index 000000000..adba2d760
--- /dev/null
+++ b/Validator/Constraints/Entity/UserCircleConsistencyValidator.php
@@ -0,0 +1,62 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\MainBundle\Validator\Constraints\Entity;
+
+use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+use Chill\MainBundle\Entity\HasScopeInterface;
+
+/**
+ * 
+ *
+ */
+class UserCircleConsistencyValidator extends ConstraintValidator
+{
+    /**
+     *
+     * @var AuthorizationHelper
+     */
+    protected $autorizationHelper;
+    
+    function __construct(AuthorizationHelper $autorizationHelper)
+    {
+        $this->autorizationHelper = $autorizationHelper;
+    }
+
+    
+    /**
+     * 
+     * @param object $value
+     * @param UserCircleConsistency $constraint
+     */
+    public function validate($value, Constraint $constraint)
+    {
+        /* @var $user \Chill\MainBundle\Entity\User */
+        $user = \call_user_func([$value, $constraint->getUserFunction ]);
+        
+        if (FALSE === $this->autorizationHelper->userHasAccess($user, $value, $constraint->role)) {
+            $this->context
+                ->buildViolation($constraint->message)
+                ->setParameter('{{ username }}', $user->getUsername())
+                ->atPath($constraint->path)
+                ->addViolation()
+                ;
+        }
+    }
+}