diff --git a/core/lib/Drupal/Core/Form/FormBuilder.php b/core/lib/Drupal/Core/Form/FormBuilder.php
index 7eb7e0f..068f719 100644
--- a/core/lib/Drupal/Core/Form/FormBuilder.php
+++ b/core/lib/Drupal/Core/Form/FormBuilder.php
@@ -774,6 +774,15 @@ public function doBuildForm($form_id, &$element, FormStateInterface &$form_state
 
     // Recurse through all child elements.
     $count = 0;
+    if (isset($element['#access'])) {
+      $access = $element['#access'];
+      if ($access instanceof AccessResultInterface || $access === FALSE) {
+        $child_denied = $access;
+      }
+      else {
+        $child_access = NULL;
+      }
+    }
     foreach (Element::children($element) as $key) {
       // Prior to checking properties of child elements, their default
       // properties need to be loaded.
@@ -788,8 +797,8 @@ public function doBuildForm($form_id, &$element, FormStateInterface &$form_state
       }
 
       // Deny access to child elements if parent is denied.
-      if (isset($element['#access']) && (($element['#access'] instanceof AccessResultInterface && !$element['#access']->isAllowed()) || !$element['#access'])) {
-        $element[$key]['#access'] = FALSE;
+      if (isset($child_access)) {
+        $element[$key]['#access'] = $child_access;
       }
 
       // Make child elements inherit their parent's #disabled and #allow_focus