Index: src/wp-admin/includes/meta-boxes.php
===================================================================
--- src/wp-admin/includes/meta-boxes.php	(revision 35080)
+++ src/wp-admin/includes/meta-boxes.php	(working copy)
@@ -230,6 +230,17 @@
  * @param WP_Post $post WP_Post object for the current post.
  */
 do_action( 'post_submitbox_misc_actions', $post );
+
+if ( 'post' !== $post_type )  {
+	/**
+	 * Fires after the post time/date setting in the Publish meta box on non-post post types.
+	 *
+	 * @since 4.4.0
+	 *
+	 * @param WP_Post $post WP_Post object for the current post.
+	 */
+	do_action( $post_type . '_submitbox_misc_actions', $post );
+}
 ?>
 </div>
 <div class="clear"></div>