diff --git a/src/Service/CustomerHandler/ResqCustomerHandler.php b/src/Service/CustomerHandler/ResqCustomerHandler.php
index 151f13fe..0618a4ed 100644
--- a/src/Service/CustomerHandler/ResqCustomerHandler.php
+++ b/src/Service/CustomerHandler/ResqCustomerHandler.php
@@ -177,6 +177,15 @@ class ResqCustomerHandler implements CustomerHandlerInterface
         if (!$is_dpa_checked)
             $error_array['flag_dpa_consent'] = 'DPA consent should be checked.';
 
+        // check if email marketing promo is checked
+        $is_email_promo_checked = $req->request->get('flag_promo_email');
+        if ($is_email_promo_checked)
+        {
+            // check email field
+            if (empty($req->request->get('email')))
+                $error_array['email'] = 'Email address required.';
+        }
+
         $this->setObject($row, $req);
 
         // custom validation for vehicles
@@ -335,6 +344,16 @@ class ResqCustomerHandler implements CustomerHandlerInterface
         if (!$is_dpa_checked)
             $error_array['flag_dpa_consent'] = 'DPA consent should be checked.';
 
+        // check if email marketing promo is checked
+        $is_email_promo_checked = $req->request->get('flag_promo_email');
+        if ($is_email_promo_checked)
+        {
+            // check email field
+            if (empty($req->request->get('email')))
+                $error_array['email'] = 'Email address required.';
+        }
+
+
         // TODO: validate mobile numbers
         // TODO: validate vehicles
 
diff --git a/templates/customer/form.html.twig b/templates/customer/form.html.twig
index 7adcf52c..97b80884 100644
--- a/templates/customer/form.html.twig
+++ b/templates/customer/form.html.twig
@@ -80,6 +80,7 @@
                                             E-mail
 	                                    </label>
 	                                    <input type="text" name="email" class="form-control m-input" value="{{ obj.getEmail }}" data-name="email">
+                                            <div class="form-control-feedback hide" data-field="email"></div>
                                     </div>
 	                            </div>
 								<div class="form-group m-form__group row">