diff --git a/flag.info b/flag.info
index 426fc47..d97fe74 100644
--- a/flag.info
+++ b/flag.info
@@ -18,6 +18,7 @@ files[] = includes/flag.cookie_storage.inc
 
 files[] = includes/flag.entity.inc
 files[] = flag.rules.inc
+files[] = flag.migrate.inc
 
 ; Views
 files[] = includes/views/flag_handler_argument_entity_id.inc
diff --git a/flag.migrate.inc b/flag.migrate.inc
new file mode 100644
index 0000000..22eaae6
--- /dev/null
+++ b/flag.migrate.inc
@@ -0,0 +1,217 @@
+<?php
+
+/**
+ * @file
+ * Migrate integration for flag module
+ */
+
+
+/*
+ * Implementation of hook_migrate_api().
+ */
+function flag_migrate_api() {
+  $api = array(
+    'api' => 2,
+    'destination handlers' => array(
+      'MigrateNodeFlaggingHandler',
+      'MigrateUserFlaggingHandler',
+    ),
+  );
+  return $api;
+}
+
+/**
+ * Destination class implementing when you want just an insert into flagging table.
+ */
+class MigrateDestinationFlagging extends MigrateDestinationEntity {
+  protected $flag;
+
+  /**
+   * Constructor.
+   */
+  public function __construct($flag_name) {
+    parent::__construct('flagging', $flag_name);
+    $this->flag = flag_get_flag($flag_name);
+  }
+
+  /**
+   * Return string representation for the object.
+   */
+  public function __toString() {
+    return t('flag (!flag)', array('!flag' => $this->flag->name));
+  }
+
+  /**
+   * Return the schema for the key to be used in destination.
+   */
+  static public function getKeySchema() {
+    return array(
+      'flagging_id' => array(
+        'type' => 'int',
+        'not null' => TRUE,
+      ),
+    );
+  }
+
+  /**
+   * Delete flaggings.
+   *
+   * @param array $id
+   *   IDs to be deleted.
+   */
+  public function bulkRollback(array $ids) {
+    migrate_instrument_start(__METHOD__);
+
+    db_delete('flagging')->condition('flagging_id', $ids, 'IN')->execute();
+
+    migrate_instrument_stop(__METHOD__);
+  }
+
+  /**
+   * Import a single flagging.
+   *
+   * @param $entity
+   *   Object object to build. Prefilled with any fields mapped in the Migration.
+   * @param $row
+   *   Raw source data object - passed through to prepare/complete handlers.
+   *
+   * @return array
+   *   Array of key fields of the object that was saved if
+   *   successful. FALSE on failure.
+   */
+  public function import(stdClass $flagging, stdClass $row) {
+    // If updating previously-migrated content.
+    if (isset($row->migrate_map_destid1)) {
+      $updating = TRUE;
+      if (isset($flagging->flagging_id)) {
+        if ($flagging->flagging_id != $row->migrate_map_destid1) {
+          throw new MigrateException(t("Incoming id !id and map destination id !destid don't match.",
+              array('!id' => $flagging->flagging_id, '!destid' => $row->migrate_map_destid1)
+            ));
+        }
+      }
+      else {
+        $flagging->flagging_id = $row->migrate_map_destid1;
+      }
+    }
+    else {
+      $updating = FALSE;
+      // Clear out the flagging_id, just to be safe.
+      unset($flagging->flagging_id);
+    }
+
+    if (isset($flagging->timestamp)) {
+      $timestamp = Migration::timestamp($flagging->timestamp);
+    }
+
+    // No point to resetting $flagging->changed here, $flag->save() will overwrite it.
+    $flagging->fid = $this->flag->fid;
+
+    try {
+      flagging_save($flagging);
+    }
+    catch (Exception $ex) {
+      throw new MigrateException($ex->getMessage());
+    }
+
+    // Update timestamp.
+    db_update('flagging')
+      ->fields(array('timestamp' => $timestamp))
+      ->condition('flagging_id', $flagging->flagging_id)
+      ->execute();
+    $flagging->timestamp = $timestamp;
+
+    // Increment the number of updated or inserted records by checking the
+    // result of drupal_write_record.
+    if ($updating) {
+      $this->numUpdated++;
+    }
+    else {
+      $this->numCreated++;
+    }
+
+    $this->complete($flagging, $row);
+    return array($flagging->flagging_id);
+  }
+
+  /**
+   * Returns a list of fields available to be mapped for a flag.
+   *
+   * @return array
+   *   Keys: machine names of the fields (to be passed to addFieldMapping)
+   *   Values: Human-friendly descriptions of the fields.
+   */
+  public function fields() {
+    return array(
+      'flagging_id' => 'Flag content ID',
+      'fid' => 'Flag ID',
+      'entity_type' => 'Entity Type',
+      'entity_id' => 'Entity ID',
+      'uid' => 'User ID',
+      'timestamp' => 'Flagging timestamp',
+    );
+  }
+}
+
+/**
+ * Field handler - this will expose flags as fields on the object they're
+ * attached to, and set the flag to the value mapped in addFieldMapping().
+ */
+abstract class MigrateFlaggingHandler extends MigrateDestinationHandler {
+
+  /**
+   * Make the flags assigned to this object visible.
+   */
+  public function fields($entity_type, $bundle) {
+    $fields = array();
+    if (module_exists('flag')) {
+      $flags = flag_get_flags($entity_type, $bundle);
+      foreach ($flags as $flag_name => $flag) {
+        $fields[$flag_name] = $flag->title;
+      }
+    }
+    return $fields;
+  }
+}
+
+/**
+ * Because we can't identify what kind of entity is passed to complete, we
+ * implement a separate handler for each type.
+ */
+class MigrateNodeFlaggingHandler extends MigrateFlaggingHandler {
+  public function __construct() {
+    $this->registerTypes(array('node'));
+  }
+
+  public function complete($node, stdClass$row) {
+    if (!module_exists('flag')) {
+      return;
+    }
+
+    $flags = flag_get_flags('node', $node->type);
+    foreach ($flags as $flag_name => $flag) {
+      if (!empty($node->$flag_name)) {
+        flag('flag', $flag_name, $node->nid);
+      }
+    }
+  }
+}
+
+class MigrateUserFlaggingHandler extends MigrateFlaggingHandler {
+  public function __construct() {
+    $this->registerTypes(array('user'));
+  }
+
+  public function complete($user, stdClass$row) {
+    if (!module_exists('flag')) {
+      return;
+    }
+
+    $flags = flag_get_flags('user', 'user');
+    foreach ($flags as $flag_name => $flag) {
+      if (!empty($user->$flag_name)) {
+        flag('flag', $flag_name, $user->uid);
+      }
+    }
+  }
+}