diff --git a/public/plugin/justification/Justification.php b/public/plugin/justification/Justification.php
new file mode 100644
index 0000000000..d9e648b26e
--- /dev/null
+++ b/public/plugin/justification/Justification.php
@@ -0,0 +1,99 @@
+<?php
+/* For license terms, see /license.txt */
+
+class Justification extends Plugin
+{
+    protected function __construct()
+    {
+        parent::__construct(
+            '1.1',
+            'Julio Montoya',
+            [
+                'tool_enable' => 'boolean',
+                'default_course_id' => 'text',
+            ]
+        );
+    }
+
+    /**
+     * @return $this
+     */
+    public static function create()
+    {
+        static $result = null;
+
+        return $result ? $result : $result = new self();
+    }
+
+    public function getJustification($id)
+    {
+        $id = (int) $id;
+
+        $sql = 'SELECT * FROM justification_document WHERE id = '.$id;
+        $query = Database::query($sql);
+
+        return Database::fetch_array($query, 'ASSOC');
+    }
+
+    public function getUserJustificationList($userId)
+    {
+        $userId = (int) $userId;
+
+        $sql = "SELECT * FROM justification_document_rel_users WHERE user_id = $userId ";
+        $query = Database::query($sql);
+
+        return Database::store_result($query, 'ASSOC');
+    }
+
+    public function getUserJustification($id)
+    {
+        $id = (int) $id;
+
+        $sql = "SELECT * FROM justification_document_rel_users WHERE id = $id ";
+        $query = Database::query($sql);
+
+        return Database::fetch_array($query, 'ASSOC');
+    }
+
+    public function getList()
+    {
+        $sql = 'SELECT * FROM justification_document ORDER BY name ';
+        $query = Database::query($sql);
+
+        return Database::store_result($query, 'ASSOC');
+    }
+
+    /**
+     * Install.
+     */
+    public function install()
+    {
+        $sql = "CREATE TABLE IF NOT EXISTS justification_document (
+            id INT unsigned NOT NULL auto_increment PRIMARY KEY,
+            code TEXT NULL,
+            name TEXT NULL,
+            validity_duration INT,
+            comment TEXT NULL,
+            date_manual_on INT
+        )";
+        Database::query($sql);
+
+        $sql = "CREATE TABLE IF NOT EXISTS justification_document_rel_users (
+            id INT unsigned NOT NULL auto_increment PRIMARY KEY,
+            justification_document_id INT NOT NULL,
+            file_path VARCHAR(255),
+            user_id INT,
+            date_validity DATE
+        )";
+        Database::query($sql);
+    }
+
+    public function uninstall()
+    {
+        $sql = 'DROP TABLE IF EXISTS justification_document';
+        Database::query($sql);
+
+        $sql = 'DROP TABLE IF EXISTS justification_document_rel_users';
+        Database::query($sql);
+    }
+}
diff --git a/public/plugin/justification/README.md b/public/plugin/justification/README.md
new file mode 100644
index 0000000000..8eac4b4faf
--- /dev/null
+++ b/public/plugin/justification/README.md
@@ -0,0 +1,5 @@
+Justification
+==============
+
+1. Enable the plugin.
+2. Create the justification files in plugin/justification/list.php
\ No newline at end of file
diff --git a/public/plugin/justification/add.php b/public/plugin/justification/add.php
new file mode 100644
index 0000000000..ed5629b018
--- /dev/null
+++ b/public/plugin/justification/add.php
@@ -0,0 +1,68 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+$tool = 'justification';
+$plugin = Justification::create();
+
+$tpl = new Template($tool);
+$fields = [];
+
+$form = new FormValidator('add');
+$form->addText('name', get_lang('Name'));
+$form->addText('code', $plugin->get_lang('JustificationCode'));
+$form->addNumeric('validity_duration', $plugin->get_lang('ValidityDuration'));
+$form->addCheckBox('date_manual_on', $plugin->get_lang('DateManualOn'));
+$form->addTextarea('comment', get_lang('Comment'));
+$form->addButtonSave(get_lang('Save'));
+
+if ($form->validate()) {
+    $values = $form->getSubmitValues();
+    $dateManual = isset($values['date_manual_on']) ? 1 : 0;
+
+    $cleanedCode = api_replace_dangerous_char($values['code']);
+    $code = Database::escape_string($cleanedCode);
+
+    $sql = "SELECT * FROM justification_document WHERE code = '$code' ";
+    $result = Database::query($sql);
+    $data = Database::fetch_array($result);
+    $message = Display::return_message(get_lang('ThisCodeAlradyExists'), 'warning');
+
+    if (empty($data)) {
+        $params = [
+            'name' => $values['name'],
+            'code' => $cleanedCode,
+            'validity_duration' => $values['validity_duration'],
+            'date_manual_on' => $dateManual,
+            'comment' => $values['comment'],
+        ];
+        Database::insert('justification_document', $params);
+        $message = Display::return_message(get_lang('Saved'));
+    }
+
+    Display::addFlash($message);
+
+    $url = api_get_path(WEB_PLUGIN_PATH).'justification/list.php?';
+    header('Location: '.$url);
+    exit;
+}
+
+$actionLinks = Display::toolbarButton(
+    $plugin->get_lang('Back'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/list.php',
+    'arrow-left',
+    'primary'
+);
+
+$tpl->assign(
+    'actions',
+    Display::toolbarAction('toolbar', [$actionLinks])
+);
+
+$content = $form->returnForm();
+
+$tpl->assign('content', $content);
+$tpl->display_one_col_template();
diff --git a/public/plugin/justification/cron.php b/public/plugin/justification/cron.php
new file mode 100644
index 0000000000..d03992f3d9
--- /dev/null
+++ b/public/plugin/justification/cron.php
@@ -0,0 +1,88 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+$plugin = Justification::create();
+$courseId = api_get_setting('justification_default_course_id', 'justification');
+
+echo 'Justification CRON - '.api_get_local_time().PHP_EOL;
+
+if (empty($courseId)) {
+    echo 'No course was set';
+    exit;
+}
+
+$courseInfo = api_get_course_info_by_id($courseId);
+if (empty($courseInfo)) {
+    echo "Course #$courseId doesn't exist";
+    exit;
+}
+
+$fieldList = $plugin->getList();
+$totalFields = count($fieldList);
+
+if (empty($fieldList)) {
+    echo 'No fields to check. Please add them in the justification plugin';
+    exit;
+}
+
+$userList = UserManager::get_user_list();
+$count = count($userList);
+
+echo "#$count users found".PHP_EOL;
+$currentDate = api_get_utc_datetime();
+
+foreach ($userList as $user) {
+    $userId = $user['id'];
+
+    echo "Checking user id #$userId".PHP_EOL;
+
+    $userJustificationList = $plugin->getUserJustificationList($userId);
+    $userJustificationDocumentList = array_column($userJustificationList, 'date_validity', 'justification_document_id');
+
+    if (count($userJustificationList) < $totalFields) {
+        unsubscribeUser($userId, $courseInfo);
+        continue;
+    }
+
+    if (count($userJustificationList) >= $totalFields) {
+        $successList = [];
+        foreach ($fieldList as $field) {
+            if (isset($userJustificationDocumentList[$field['id']])) {
+                $dateValidity = $userJustificationDocumentList[$field['id']];
+                if ($dateValidity > $currentDate) {
+                    $successList[] = true;
+                }
+            }
+        }
+        $countSuccess = count($successList);
+        if ($countSuccess === $totalFields) {
+            subscribeUser($userId, $courseInfo);
+            continue;
+        } else {
+            echo "User #$userId only got $countSuccess justification(s) out of $totalFields.".PHP_EOL;
+        }
+    }
+
+    unsubscribeUser($userId, $courseInfo);
+}
+
+function unsubscribeUser($userId, $courseInfo)
+{
+    $courseId = $courseInfo['real_id'];
+    CourseManager::unsubscribe_user($userId, $courseInfo['code']);
+    echo "Unsubscribe user id #$userId to course #$courseId".PHP_EOL;
+}
+
+function subscribeUser($userId, $courseInfo)
+{
+    $courseId = $courseInfo['real_id'];
+    $isUserSubscribed = CourseManager::is_user_subscribed_in_course($userId, $courseInfo['code']);
+    if ($isUserSubscribed === false) {
+        CourseManager::subscribeUser($userId, $courseInfo['code'], STUDENT);
+        echo "Subscribe user id #$userId to course #$courseId".PHP_EOL;
+    } else {
+        echo "Nothing to do user id #$userId is already subscribed to #$courseId".PHP_EOL;
+    }
+}
diff --git a/public/plugin/justification/edit.php b/public/plugin/justification/edit.php
new file mode 100644
index 0000000000..2852732eac
--- /dev/null
+++ b/public/plugin/justification/edit.php
@@ -0,0 +1,76 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+$tool = 'justification';
+$plugin = Justification::create();
+
+$id = isset($_REQUEST['id']) ? (int) $_REQUEST['id'] : 0;
+
+if (empty($id)) {
+    api_not_allowed();
+}
+
+$justification = $plugin->getJustification($id);
+
+$tpl = new Template($tool);
+$fields = [];
+
+$form = new FormValidator('add', 'post', api_get_self().'?id='.$id);
+$form->addText('name', get_lang('Name'));
+$form->addText('code', $plugin->get_lang('JustificationCode'));
+$form->addNumeric('validity_duration', $plugin->get_lang('ValidityDuration'));
+$form->addCheckBox('date_manual_on', $plugin->get_lang('DateManualOn'));
+$form->addTextarea('comment', get_lang('Comment'));
+$form->addButtonSave(get_lang('Update'));
+
+$form->setDefaults($justification);
+
+if ($form->validate()) {
+    $values = $form->getSubmitValues();
+    $cleanedCode = api_replace_dangerous_char($values['code']);
+    $code = Database::escape_string($cleanedCode);
+
+    $sql = "SELECT * FROM justification_document WHERE code = '$code' AND id <> $id";
+    $result = Database::query($sql);
+    $data = Database::fetch_array($result);
+    $message = Display::return_message(get_lang('ThisCodeAlradyExists'), 'warning');
+    if (empty($data)) {
+        $params = [
+            'name' => $values['name'],
+            'code' => $cleanedCode,
+            'validity_duration' => $values['validity_duration'],
+            'date_manual_on' => (int) $values['date_manual_on'],
+            'comment' => $values['comment'],
+        ];
+
+        Database::update('justification_document', $params, ['id = ?' => $id]);
+        $message = Display::return_message(get_lang('Saved'));
+    }
+
+    Display::addFlash($message);
+
+    $url = api_get_path(WEB_PLUGIN_PATH).'justification/list.php?';
+    header('Location: '.$url);
+    exit;
+}
+
+$actionLinks = Display::toolbarButton(
+    $plugin->get_lang('Back'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/list.php',
+    'arrow-left',
+    'primary'
+);
+
+$tpl->assign(
+    'actions',
+    Display::toolbarAction('toolbar', [$actionLinks])
+);
+
+$content = $form->returnForm();
+
+$tpl->assign('content', $content);
+$tpl->display_one_col_template();
diff --git a/public/plugin/justification/index.php b/public/plugin/justification/index.php
new file mode 100644
index 0000000000..e1533d2fe8
--- /dev/null
+++ b/public/plugin/justification/index.php
@@ -0,0 +1,4 @@
+<?php
+/* For license terms, see /license.txt */
+
+$plugin = Justification::create();
diff --git a/public/plugin/justification/install.php b/public/plugin/justification/install.php
new file mode 100644
index 0000000000..3992a9040a
--- /dev/null
+++ b/public/plugin/justification/install.php
@@ -0,0 +1,8 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+Justification::create()->install();
diff --git a/public/plugin/justification/justification_by_user.php b/public/plugin/justification/justification_by_user.php
new file mode 100644
index 0000000000..ac900fec7c
--- /dev/null
+++ b/public/plugin/justification/justification_by_user.php
@@ -0,0 +1,113 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+$tool = 'justification';
+$plugin = Justification::create();
+
+$tpl = new Template($tool);
+$fields = [];
+
+$form = new FormValidator('search', 'get');
+$form->addHeader('Search');
+$form->addSelectAjax(
+    'user_id',
+    get_lang('User'),
+    [],
+    [
+        'url' => api_get_path(WEB_AJAX_PATH).'user_manager.ajax.php?a=get_user_like',
+    ]
+);
+$form->addButtonSearch(get_lang('Search'));
+$tpl->assign('form', $form->returnForm());
+
+$userId = isset($_REQUEST['user_id']) ? (int) $_REQUEST['user_id'] : 0;
+
+if ($form->validate()) {
+    $userId = $form->getSubmitValue('user_id');
+}
+
+if ($userId) {
+    $tpl->assign('user_info', api_get_user_info($userId));
+    $list = $plugin->getUserJustificationList($userId);
+    if ($list) {
+        foreach ($list as &$item) {
+            if ($item['date_validity'] < api_get_local_time()) {
+                $item['date_validity'] = Display::label($item['date_validity'], 'warning');
+            }
+            $item['justification'] = $plugin->getJustification($item['justification_document_id']);
+            $item['file_path'] = Display::url(
+                $item['file_path'],
+                api_get_uploaded_web_url('justification', $item['id'], $item['file_path']),
+                ['target' => '_blank']
+            );
+        }
+    }
+    if (empty($list)) {
+        Display::addFlash(Display::return_message($plugin->get_lang('NoJustificationFound')));
+    }
+    $tpl->assign('list', $list);
+}
+
+$tpl->assign('user_id', $userId);
+$content = $tpl->fetch('justification/view/justification_user_list.tpl');
+
+$actionLinks = '';
+
+$action = isset($_REQUEST['a']) ? $_REQUEST['a'] : '';
+$id = isset($_REQUEST['id']) ? (int) $_REQUEST['id'] : 0;
+
+switch ($action) {
+    case 'edit':
+        $userJustification = $plugin->getUserJustification($id);
+        $userInfo = api_get_user_info($userJustification['user_id']);
+        $form = new FormValidator('edit', 'post', api_get_self().'?a=edit&id='.$id.'&user_id='.$userId);
+        $form->addHeader($userInfo['complete_name']);
+        $element = $form->addDatePicker('date_validity', $plugin->get_lang('ValidityDate'));
+        $element->setValue($userJustification['date_validity']);
+        $form->addButtonUpdate(get_lang('Update'));
+        $form->setDefaults($userJustification);
+        $content = $form->returnForm();
+
+        if ($form->validate()) {
+            $values = $form->getSubmitValues();
+            $date = Database::escape_string($values['date_validity']);
+            $sql = "UPDATE justification_document_rel_users SET date_validity = '$date' WHERE id = $id";
+            Database::query($sql);
+            Display::addFlash(Display::return_message(get_lang('Updated')));
+            header('Location: '.api_get_self().'?user_id='.$userId);
+            exit;
+        }
+        break;
+    case 'delete':
+        $userJustification = $plugin->getUserJustification($id);
+        if ($userJustification) {
+            api_remove_uploaded_file_by_id('justification', $id, $userJustification['file_path']);
+
+            $sql = "DELETE FROM justification_document_rel_users WHERE id = $id";
+            Database::query($sql);
+
+            Display::addFlash(Display::return_message(get_lang('Deleted')));
+        }
+        header('Location: '.api_get_self().'?user_id='.$userId);
+        exit;
+        break;
+}
+
+$actionLinks .= Display::toolbarButton(
+    $plugin->get_lang('Back'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/list.php',
+    'arrow-left',
+    'primary'
+);
+
+$tpl->assign(
+    'actions',
+    Display::toolbarAction('toolbar', [$actionLinks])
+);
+
+$tpl->assign('content', $content);
+$tpl->display_one_col_template();
diff --git a/public/plugin/justification/lang/english.php b/public/plugin/justification/lang/english.php
new file mode 100644
index 0000000000..8542a97dfe
--- /dev/null
+++ b/public/plugin/justification/lang/english.php
@@ -0,0 +1,21 @@
+<?php
+
+$strings['plugin_title'] = "Justification Plugin";
+$strings['plugin_comment'] = "";
+
+$strings['tool_enable'] = "Enable";
+
+$strings['ValidityDuration'] = "Validity Duration";
+$strings['DateManualOn'] = "Date Manual On";
+$strings['JustificationCode'] = "Justification code";
+$strings['NoJustificationFound'] = "No justification found";
+$strings['ValidityDate'] = "Validity date";
+$strings['Justification'] = "Justification";
+$strings['MyJustifications'] = "My justifications";
+$strings['JustificationSaved'] = "Justification saved";
+$strings['default_course_id'] = "Course id";
+$strings['SetNewCourse'] = "Set new course";
+$strings['SubscribeToASession'] = "Subscribe to a session";
+$strings['JustificationName'] = "Justification name";
+$strings['JustificationDate'] = "Justification date";
+$strings['DocumentListForUserX'] = "Document list of user %s";
diff --git a/public/plugin/justification/lang/french.php b/public/plugin/justification/lang/french.php
new file mode 100644
index 0000000000..9b1f0f9fd1
--- /dev/null
+++ b/public/plugin/justification/lang/french.php
@@ -0,0 +1,21 @@
+<?php
+
+$strings['plugin_title'] = "Justification Plugin";
+$strings['plugin_comment'] = "";
+$strings['tool_enable'] = "Activer le plugin";
+
+$strings['ValidityDuration'] = "Durée de validité en jour";
+$strings['DateManualOn'] = "Autoriser la modification de la date";
+$strings['JustificationCode'] = "Code du justificatif";
+$strings['NoJustificationFound'] = "Aucun justificatif trouvé";
+$strings['ValidityDate'] = "Date de validitée";
+$strings['Justification'] = "Justificatif";
+$strings['MyJustifications'] = "Mes justificatifs";
+$strings['JustificationSaved'] = "Justificatif enregistré";
+$strings['default_course_id'] = "id du cours par défaut";
+$strings['SetNewCourse'] = "Sélectionner un cours";
+$strings['JustificationName'] = "Nom du justificatif";
+$strings['JustificationDate'] = "Date du justificatif";
+
+$strings['SubscribeToASession'] = "S'inscrire à une session d'examen";
+$strings['DocumentListForUserX'] = "Liste des documents pour %s";
diff --git a/public/plugin/justification/lang/spanish.php b/public/plugin/justification/lang/spanish.php
new file mode 100644
index 0000000000..a3e8b93e03
--- /dev/null
+++ b/public/plugin/justification/lang/spanish.php
@@ -0,0 +1,21 @@
+<?php
+
+$strings['plugin_title'] = "Justification Plugin";
+$strings['plugin_comment'] = "";
+$strings['tool_enable'] = "Activar el plugin";
+
+$strings['ValidityDuration'] = "Periodo de validez en días";
+$strings['DateManualOn'] = "Permitir modificación de fecha";
+$strings['JustificationCode'] = "Código del justificativo";
+$strings['NoJustificationFound'] = "Ningun justificativo encontrado";
+$strings['ValidityDate'] = "Fecha de validez";
+$strings['Justification'] = "Justificativo";
+$strings['MyJustifications'] = "Mis justificativos";
+$strings['JustificationSaved'] = "Justificativo guardado";
+$strings['default_course_id'] = "id del courso por defecto";
+$strings['SetNewCourse'] = "Eligir un curso";
+$strings['JustificationName'] = "Nombre del justificativo";
+$strings['JustificationDate'] = "Fecha del justificativo";
+
+$strings['SubscribeToASession'] = "Inscribirse a una sesion de examen";
+$strings['DocumentListForUserX'] = "Lista de documentos para %s";
diff --git a/public/plugin/justification/list.php b/public/plugin/justification/list.php
new file mode 100644
index 0000000000..1db0b3d5a9
--- /dev/null
+++ b/public/plugin/justification/list.php
@@ -0,0 +1,60 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+$tool = 'justification';
+$plugin = Justification::create();
+
+$tpl = new Template($tool);
+$fields = [];
+
+$list = $plugin->getList();
+
+$tpl->assign('list', $list);
+
+$content = $tpl->fetch('justification/view/list.tpl');
+$actionLinks = '';
+$action = isset($_REQUEST['a']) ? $_REQUEST['a'] : '';
+$id = isset($_REQUEST['id']) ? (int) $_REQUEST['id'] : 0;
+
+switch ($action) {
+    case 'delete':
+        $sql = "DELETE FROM justification_document WHERE id = $id";
+        Database::query($sql);
+
+        Display::addFlash(Display::return_message(get_lang('Deleted')));
+        header('Location: '.api_get_self());
+        exit;
+        break;
+}
+
+$actionLinks .= Display::toolbarButton(
+    $plugin->get_lang('Add'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/add.php',
+    'plus',
+    'primary'
+);
+$actionLinks .= Display::toolbarButton(
+    $plugin->get_lang('Users'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/justification_by_user.php',
+    'user',
+    'primary'
+);
+
+$actionLinks .= Display::toolbarButton(
+    $plugin->get_lang('SetNewCourse'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/set_course.php',
+    'book',
+    'primary'
+);
+
+$tpl->assign(
+    'actions',
+    Display::toolbarAction('toolbar', [$actionLinks])
+);
+
+$tpl->assign('content', $content);
+$tpl->display_one_col_template();
diff --git a/public/plugin/justification/plugin.php b/public/plugin/justification/plugin.php
new file mode 100644
index 0000000000..02126ea19e
--- /dev/null
+++ b/public/plugin/justification/plugin.php
@@ -0,0 +1,6 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+$plugin_info = Justification::create()->get_info();
diff --git a/public/plugin/justification/set_course.php b/public/plugin/justification/set_course.php
new file mode 100644
index 0000000000..1fdecfb6d6
--- /dev/null
+++ b/public/plugin/justification/set_course.php
@@ -0,0 +1,57 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+$tool = 'justification';
+$plugin = Justification::create();
+
+$tpl = new Template($tool);
+$fields = [];
+
+$form = new FormValidator('add');
+$form->addHeader($plugin->get_lang('SetNewCourse'));
+$currentCourse = api_get_setting('justification_default_course_id', 'justification');
+
+if (!empty($currentCourse)) {
+    $courseInfo = api_get_course_info_by_id($currentCourse);
+    Display::addFlash(Display::return_message(get_lang('Course').': '.$courseInfo['title']));
+}
+
+$form->addSelectAjax(
+    'course_id',
+    get_lang('Course'),
+    null,
+    [
+        'url' => api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=search_course',
+    ]
+);
+$form->addButtonSave(get_lang('Save'));
+
+if ($form->validate()) {
+    $values = $form->getSubmitValues();
+    api_set_setting('justification_default_course_id', $values['course_id']);
+    Display::addFlash(Display::return_message(get_lang('Saved')));
+    $url = api_get_path(WEB_PLUGIN_PATH).'justification/list.php?';
+    header('Location: '.$url);
+    exit;
+}
+
+$actionLinks = Display::toolbarButton(
+    $plugin->get_lang('Back'),
+    api_get_path(WEB_PLUGIN_PATH).'justification/list.php',
+    'arrow-left',
+    'primary'
+);
+
+$tpl->assign(
+    'actions',
+    Display::toolbarAction('toolbar', [$actionLinks])
+);
+
+$content = $form->returnForm();
+
+$tpl->assign('content', $content);
+$tpl->display_one_col_template();
diff --git a/public/plugin/justification/uninstall.php b/public/plugin/justification/uninstall.php
new file mode 100644
index 0000000000..a1e3b57a12
--- /dev/null
+++ b/public/plugin/justification/uninstall.php
@@ -0,0 +1,8 @@
+<?php
+/* For license terms, see /license.txt */
+
+require_once __DIR__.'/../../main/inc/global.inc.php';
+
+api_protect_admin_script();
+
+Justification::create()->uninstall();
diff --git a/public/plugin/justification/view/add.tpl b/public/plugin/justification/view/add.tpl
new file mode 100644
index 0000000000..078f032f1f
--- /dev/null
+++ b/public/plugin/justification/view/add.tpl
@@ -0,0 +1,48 @@
+{{ search_form }}
+<table class="table table-hover table-striped">
+    <thead>
+        <tr>
+            <th>{{ 'CreatedAt'|get_lang }}</th>
+            <th>{{ 'Status'|get_lang }}</th>
+            <th>{{ 'Records'|get_plugin_lang('BBBPlugin') }}</th>
+            <th>{{ 'Course'|get_lang }}</th>
+            <th>{{ 'Session'|get_lang }}</th>
+            <th>{{ 'Participants'|get_lang }}</th>
+            <th>{{ 'Actions'|get_lang }}</th>
+        </tr>
+    </thead>
+        <tbody>
+        {% for meeting in meetings %}
+            <tr id="meeting-{{ meeting.id }}">
+                {% if meeting.visibility == 0 %}
+                    <td class="muted">{{ meeting.created_at }}</td>
+                {% else %}
+                    <td>{{ meeting.created_at }}</td>
+                {% endif %}
+                <td>
+                    {% if meeting.status == 1 %}
+                        <span class="label label-success">{{ 'MeetingOpened'|get_plugin_lang('BBBPlugin') }}</span>
+                    {% else %}
+                        <span class="label label-info">{{ 'MeetingClosed'|get_plugin_lang('BBBPlugin') }}</span>
+                    {% endif %}
+                </td>
+                <td>
+                    {% if meeting.record == 1 %}
+                        {# Record list #}
+                        {{ meeting.show_links }}
+                    {% else %}
+                        {{ 'NoRecording'|get_plugin_lang('BBBPlugin') }}
+                    {% endif %}
+                </td>
+                <td>{{ meeting.course ?: '-' }}</td>
+                <td>{{ meeting.session ?: '-' }}</td>
+                <td>
+                    {{ meeting.participants ? meeting.participants|join('<br>') : '-' }}
+                </td>
+                <td>
+                    {{ meeting.action_links }}
+                </td>
+            </tr>
+        {% endfor %}
+    </tbody>
+</table>
diff --git a/public/plugin/justification/view/justification_user_list.tpl b/public/plugin/justification/view/justification_user_list.tpl
new file mode 100644
index 0000000000..35b88d286c
--- /dev/null
+++ b/public/plugin/justification/view/justification_user_list.tpl
@@ -0,0 +1,38 @@
+{{ form }}
+
+{% if list %}
+<div class ="row">
+    <div class ="col-md-12">
+        <div class="page-header">
+            <h2>{{ 'DocumentListForUserX'| get_plugin_lang('Justification')|format(user_info.complete_name) }}</h2>
+        </div>
+        <table class="table">
+            <tr>
+                <th>{{ 'Justification'| get_plugin_lang('Justification') }}</th>
+                <th>{{ 'File'| get_lang }}</th>
+                <th>{{ 'Date'| get_lang('Date') }}</th>
+                <th>{{ 'Actions'| get_lang }}</th>
+            </tr>
+            {% for item in list %}
+                <tr>
+                    <td >{{ item.justification.name }} </td>
+                    <td >{{ item.file_path }} </td>
+                    <td >
+                        {{ item.date_validity }}
+                    </td>
+                    <td>
+                        <a href="{{_p.web_plugin }}justification/justification_by_user.php?a=edit&user_id={{ user_id }}&id={{ item.id }}"
+                           class="btn btn-primary">
+                            {{'Edit' | get_lang}}
+                        </a>
+                        <a href="{{_p.web_plugin }}justification/justification_by_user.php?a=delete&user_id={{ user_id }}&id={{ item.id }}"
+                           class="btn btn-danger">
+                            {{'Delete' | get_lang}}
+                        </a>
+                    </td>
+                </tr>
+            {% endfor %}
+        </table>
+    </div>
+</div>
+{% endif %}
diff --git a/public/plugin/justification/view/list.tpl b/public/plugin/justification/view/list.tpl
new file mode 100644
index 0000000000..2147efa944
--- /dev/null
+++ b/public/plugin/justification/view/list.tpl
@@ -0,0 +1,33 @@
+<div class ="row">
+    <div class ="col-md-12">
+        <div class="page-header">
+            <h2>{{ 'List'| get_lang }}</h2>
+        </div>
+        <table class="table">
+            <tr>
+                <th>{{ 'Name'| get_lang }}</th>
+                <th>{{ 'ValidityDuration'| get_plugin_lang('Justification') }}</th>
+                <th>{{ 'DateManualOn'| get_plugin_lang('Justification') }}</th>
+                <th>{{ 'Actions'| get_lang }}</th>
+            </tr>
+
+            {% for item in list %}
+                <tr>
+                    <td >{{ item.name }} ({{ item.code }})</td>
+                    <td >{{ item.validity_duration }}</td>
+
+                    <td >{{ item.date_manual_on }}</td>
+                    <td>
+                        <a href="{{_p.web_plugin }}justification/edit.php?id={{ item.id }}" class="btn btn-primary">
+                            {{'Edit' | get_lang}}
+                        </a>
+
+                        <a href="{{_p.web_plugin }}justification/list.php?a=delete&id={{ item.id }}" class="btn btn-danger">
+                            {{'Delete' | get_lang}}
+                        </a>
+                    </td>
+                </tr>
+            {% endfor %}
+        </table>
+    </div>
+</div>