diff --git a/main/admin/index.php b/main/admin/index.php
index 80dc38ffd0..6c198cbd46 100644
--- a/main/admin/index.php
+++ b/main/admin/index.php
@@ -194,6 +194,15 @@ if (api_is_platform_admin()) {
                 return !in_array($item['url'], $urls);
             });
         }
+
+        $allowJustification = ((api_get_plugin_setting('justification', 'tool_enable') === 'true') && (api_get_plugin_setting('justification', 'access_for_session_admin') === 'true'));
+        if ($allowJustification) {
+            $items[] = [
+                'class' => 'item-justification-list',
+                'url' => api_get_path(WEB_PLUGIN_PATH).'justification/list.php',
+                'label' => get_lang('Justification'),
+            ];
+        }
     }
 
     if (api_get_configuration_value('allow_session_admin_extra_access')) {
diff --git a/main/inc/ajax/user_manager.ajax.php b/main/inc/ajax/user_manager.ajax.php
index 7ab4fd18de..66cac7a251 100755
--- a/main/inc/ajax/user_manager.ajax.php
+++ b/main/inc/ajax/user_manager.ajax.php
@@ -96,7 +96,7 @@ switch ($action) {
         echo json_encode($dates);
         break;
     case 'get_user_like':
-        if (api_is_platform_admin() || api_is_drh()) {
+        if (api_is_platform_admin() || api_is_drh() || api_is_session_admin()) {
             $query = $_REQUEST['q'];
             $conditions = [
                 'username' => $query,
diff --git a/main/inc/lib/usermanager.lib.php b/main/inc/lib/usermanager.lib.php
index 1121eeda63..489a0bf354 100755
--- a/main/inc/lib/usermanager.lib.php
+++ b/main/inc/lib/usermanager.lib.php
@@ -2438,6 +2438,10 @@ class UserManager
             }
         }
 
+        if (api_is_session_admin() && (api_get_setting('prevent_session_admins_to_manage_all_users') === 'true')) {
+            $sql_query .= ' AND user.creator_id = '.api_get_user_id();
+        }
+
         if (!empty($onlyThisUserList)) {
             $onlyThisUserListToString = implode("','", $onlyThisUserList);
             $sql_query .= " AND user.id IN ('$onlyThisUserListToString') ";
diff --git a/plugin/justification/Justification.php b/plugin/justification/Justification.php
index 95a5c26ef0..722e2c1653 100644
--- a/plugin/justification/Justification.php
+++ b/plugin/justification/Justification.php
@@ -6,11 +6,12 @@ class Justification extends Plugin
     protected function __construct()
     {
         parent::__construct(
-            '1.1',
-            'Julio Montoya',
+            '1.2',
+            'Julio Montoya, Nicolas Ducoulombier',
             [
                 'tool_enable' => 'boolean',
                 'notification_to_creator_only' => 'boolean',
+                'access_for_session_admin' => 'boolean',
                 'default_course_id' => 'text',
             ]
         );
diff --git a/plugin/justification/justification_by_user.php b/plugin/justification/justification_by_user.php
index ac900fec7c..e663db4046 100644
--- a/plugin/justification/justification_by_user.php
+++ b/plugin/justification/justification_by_user.php
@@ -3,7 +3,8 @@
 
 require_once __DIR__.'/../../main/inc/global.inc.php';
 
-api_protect_admin_script();
+$allowSessionAdmins = api_get_plugin_setting('justification', 'access_for_session_admin') === 'true';
+api_protect_admin_script($allowSessionAdmins);
 
 $tool = 'justification';
 $plugin = Justification::create();
diff --git a/plugin/justification/lang/english.php b/plugin/justification/lang/english.php
index e035b7fc70..6d7a7a3add 100644
--- a/plugin/justification/lang/english.php
+++ b/plugin/justification/lang/english.php
@@ -23,3 +23,5 @@ $strings['JustificationsCompleted'] = "Justifications completed";
 $strings['SendNotificationToAllAdmins'] = "Send a notification to the administrator";
 $strings['notification_to_creator_only'] = "Send notification to user's creator only";
 $strings['notification_to_creator_only_help'] = "If activated then the notification will be sent only to the user who created the user who send the justifications and not to all admins";
+$strings['access_for_session_admin'] = "Enable session admins to manage users in plugin";
+$strings['access_for_session_admin_help'] = "If activated it enables session admins to access the plugin and the user's list and justification management.";
diff --git a/plugin/justification/lang/french.php b/plugin/justification/lang/french.php
index ad162c2462..7471da0344 100644
--- a/plugin/justification/lang/french.php
+++ b/plugin/justification/lang/french.php
@@ -23,3 +23,5 @@ $strings['JustificationsCompleted'] = "Dossier complété";
 $strings['SendNotificationToAllAdmins'] = "Envoyer une notification à l'administrateur";
 $strings['notification_to_creator_only'] = "Envoyer la notification uniquement au créateur";
 $strings['notification_to_creator_only_help'] = "Si cette option est activée alors la notification est envoyée uniquement à l'utilisateur qui a créé l'utilisateur qui envoie les justificatifs et non à tous les admins de la plateforme";
+$strings['access_for_session_admin'] = "Permettre aux administrateurs de session de gérer les utilisateurs dans le plugin";
+$strings['access_for_session_admin_help'] = "Si activé alors les administrateurs de session peuvent accéder au plugin et à la liste des utilisateurs et la gestion de leurs justificatifs.";
diff --git a/plugin/justification/lang/spanish.php b/plugin/justification/lang/spanish.php
index e7d62adfe1..1ad35224d9 100644
--- a/plugin/justification/lang/spanish.php
+++ b/plugin/justification/lang/spanish.php
@@ -23,3 +23,5 @@ $strings['JustificationsCompleted'] = "justificativos completados";
 $strings['SendNotificationToAllAdmins'] = "Enviar una notificación al administrador";
 $strings['notification_to_creator_only'] = "Enviar la notificación solo al creador del usuario";
 $strings['notification_to_creator_only_help'] = "Si esta opción esta activada entonces la notificación sera enviada solo al usuario que ha creado el usuario quien envia sus justificativo";
+$strings['access_for_session_admin'] = "Permitir a los administradores de sesión gestionar los usuarios en el plugin";
+$strings['access_for_session_admin_help'] = "Si activado entonces los administradores de sesión pueden acceder al plugin y a la lista de usuarios y gestionar sus justificativos.";
diff --git a/plugin/justification/list.php b/plugin/justification/list.php
index 1db0b3d5a9..9e65eb3e1c 100644
--- a/plugin/justification/list.php
+++ b/plugin/justification/list.php
@@ -3,7 +3,8 @@
 
 require_once __DIR__.'/../../main/inc/global.inc.php';
 
-api_protect_admin_script();
+$allowSessionAdmins = api_get_plugin_setting('justification', 'access_for_session_admin') === 'true';
+api_protect_admin_script($allowSessionAdmins);
 
 $tool = 'justification';
 $plugin = Justification::create();
@@ -31,12 +32,15 @@ switch ($action) {
         break;
 }
 
-$actionLinks .= Display::toolbarButton(
-    $plugin->get_lang('Add'),
-    api_get_path(WEB_PLUGIN_PATH).'justification/add.php',
-    'plus',
-    'primary'
-);
+if (api_is_platform_admin()) {
+    $actionLinks .= Display::toolbarButton(
+        $plugin->get_lang('Add'),
+        api_get_path(WEB_PLUGIN_PATH).'justification/add.php',
+        'plus',
+        'primary'
+    );
+}
+
 $actionLinks .= Display::toolbarButton(
     $plugin->get_lang('Users'),
     api_get_path(WEB_PLUGIN_PATH).'justification/justification_by_user.php',
@@ -44,12 +48,14 @@ $actionLinks .= Display::toolbarButton(
     'primary'
 );
 
-$actionLinks .= Display::toolbarButton(
-    $plugin->get_lang('SetNewCourse'),
-    api_get_path(WEB_PLUGIN_PATH).'justification/set_course.php',
-    'book',
-    'primary'
-);
+if (api_is_platform_admin()) {
+    $actionLinks .= Display::toolbarButton(
+        $plugin->get_lang('SetNewCourse'),
+        api_get_path(WEB_PLUGIN_PATH).'justification/set_course.php',
+        'book',
+        'primary'
+    );
+}
 
 $tpl->assign(
     'actions',