diff --git a/core/modules/text/src/Plugin/Field/FieldType/TextItemBase.php b/core/modules/text/src/Plugin/Field/FieldType/TextItemBase.php
index e40849cbcd..210b2a9eb5 100644
--- a/core/modules/text/src/Plugin/Field/FieldType/TextItemBase.php
+++ b/core/modules/text/src/Plugin/Field/FieldType/TextItemBase.php
@@ -78,9 +78,11 @@ abstract class TextItemBase extends FieldItemBase {
       ->setLabel(t('Text'))
       ->setRequired(TRUE);

-    $properties['format'] = DataDefinition::create('filter_format')
-      ->setLabel(t('Text format'))
-      ->setSetting('allowed_formats', $field_definition->getSetting('allowed_formats'));
+    $moduleHandler = \Drupal::service('module_handler');
+    if ($moduleHandler->moduleExists('filter')) {
+      $properties['format'] = DataDefinition::create('filter_format')
+        ->setLabel(t('Text format'));
+    }

     $properties['processed'] = DataDefinition::create('string')
       ->setLabel(t('Processed text'))
@@ -107,7 +109,15 @@ abstract class TextItemBase extends FieldItemBase {
    */
   public function isEmpty() {
     $value = $this->get('value')->getValue();
-    return $value === NULL || $value === '';
+    $format = NULL;
+    $properties = $this->getProperties();
+    if (isset($properties['format'])) {
+      $format = $this->get('format')->getValue();
+      if ($format === filter_default_format()) {
+        $format = NULL;
+      }
+    }
+    return ($value === NULL || $value === '') && ($format === NULL || $format === '');
   }

   /**