--- /dev/null
+<?php
+
+namespace Drupal\taxonomy\Plugin\migrate\field;
+
+use Drupal\migrate\Plugin\MigrationInterface;
+use Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase;
+
+/**
+ * @MigrateField(
+ * id = "taxonomy_term_reference",
+ * type_map = {
+ * "taxonomy_term_reference" = "entity_reference"
+ * },
+ * core = {6,7}
+ * )
+ */
+class TaxonomyTermReference extends FieldPluginBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public function processFieldValues(MigrationInterface $migration, $field_name, $data) {
+ $process = [
+ 'plugin' => 'sub_process',
+ 'source' => $field_name,
+ 'process' => [
+ 'target_id' => 'tid',
+ ],
+ ];
+ $migration->setProcessOfProperty($field_name, $process);
+ }
+
+}