--- /dev/null
+<?php
+
+namespace Drupal\metatag_dc_advanced\Plugin\metatag\Tag;
+
+use Drupal\metatag\Plugin\metatag\Tag\MetaNameBase;
+
+/**
+ * The Dublin Core "dateSubmitted" meta tag.
+ *
+ * @MetatagTag(
+ * id = "dcterms_date_submitted",
+ * label = @Translation("Date Submitted"),
+ * description = @Translation("Date of submission of the resource. Examples of resources to which a Date Submitted may be relevant are a thesis (submitted to a university department) or an article (submitted to a journal)."),
+ * name = "dcterms.dateSubmitted",
+ * group = "dublin_core_advanced",
+ * weight = 6,
+ * type = "label",
+ * secure = FALSE,
+ * multiple = FALSE
+ * )
+ */
+class DateSubmitted extends MetaNameBase {
+ // Nothing here yet. Just a placeholder class for a plugin.
+}