diff --git a/commerce_flat_rate.install b/commerce_flat_rate.install
index b084772..b0ffc68 100644
--- a/commerce_flat_rate.install
+++ b/commerce_flat_rate.install
@@ -5,6 +5,19 @@
  * Defines the database schema for flat rate shipping services.
  */
 
+/**
+ * Implements hook_install().
+ */
+function commerce_flat_rate_install() {
+  $rules_config = rules_config_load('commerce_shipping_flat_rate');
+
+  if (!empty($rules_config) && $rules_config->active) {
+    $rules_config->active = 0;
+    $rules_config->save();
+
+    drupal_set_message(t('The rule created by Commerce Flat Rate Shipping for Commerce Shipping 1.0 has been disabled. You can <a href="!migrate_url">migrate</a> this rule to this module.', array('!migrate_url' => url('admin/commerce/config/shipping/methods/flat-rate/migrate'))));
+  }
+}
 
 /**
  * Implements hook_schema().
diff --git a/commerce_flat_rate.module b/commerce_flat_rate.module
index 1dd8f6a..4ee5f14 100644
--- a/commerce_flat_rate.module
+++ b/commerce_flat_rate.module
@@ -37,6 +37,21 @@ function commerce_flat_rate_menu() {
     'file' => 'includes/commerce_flat_rate.admin.inc',
   );
 
+  if (module_exists('commerce_shipping_flat_rate')) {
+    $items['admin/commerce/config/shipping/methods/flat-rate/migrate'] = array(
+      'title' => 'Migrate flat rate services',
+      'description' => 'Migrate flat rate shipping services from Commerce Shipping 1.0.',
+      'page callback' => 'drupal_get_form',
+      'page arguments' => array('commerce_flat_rate_migrate_form'),
+      'access callback' => 'commerce_flat_rate_service_access',
+      'access arguments' => array('create'),
+      'type' => MENU_LOCAL_TASK,
+      'context' => MENU_CONTEXT_INLINE,
+      'weight' => 100,
+      'file' => 'includes/commerce_flat_rate.migrate.inc',
+    );
+  }
+
   foreach (commerce_shipping_services('flat_rate') as $name => $shipping_service) {
     // Convert underscores to hyphens for the menu item argument.
     $service_name_arg = 'flat-rate-' . strtr($name, '_', '-');
diff --git a/includes/commerce_flat_rate.migrate.inc b/includes/commerce_flat_rate.migrate.inc
new file mode 100644
index 0000000..3196da2
--- /dev/null
+++ b/includes/commerce_flat_rate.migrate.inc
@@ -0,0 +1,223 @@
+<?php
+
+/**
+ * @file
+ * Contains the administrative page and form callbacks for migration from Commerce Shipping 1.0.
+ */
+
+function commerce_flat_rate_migrate($rules_config) {
+  if (empty($rules_config)) {
+    return FALSE;
+  }
+
+  foreach ($rules_config->actions() as $action) {
+    if (!empty($action->settings['shipping_method']) && ($action->settings['shipping_method']['method_id'] == 'flat_rate')) {
+      return $action->settings;
+    }
+  }
+
+  return FALSE;
+}
+
+function commerce_flat_rate_migrate_form($form, &$form_state) {
+  module_load_include('inc', 'commerce_flat_rate', 'commerce_flat_rate.admin');
+
+  $form_state['rules_config'] = rules_config_load('commerce_shipping_flat_rate');
+  $rules_config_settings = commerce_flat_rate_migrate($form_state['rules_config']);
+
+  if (empty($rules_config_settings['shipping_method']['settings']['shipping_rates'])) {
+    $options = commerce_currency_get_code(TRUE);
+    $currency_code = key($options);
+
+    $shipping_rates = array($currency_code => array(
+      $currency_code => $rules_config_settings['shipping_method']['settings']['shipping_price'],
+      'include_tax' => empty($rules_config_settings['shipping_method']['settings']['include_tax']) ? '_none' : $rules_config_settings['shipping_method']['settings']['include_tax'],
+    ));
+  }
+  else {
+    $shipping_rates = $rules_config_settings['shipping_method']['settings']['shipping_rates'];
+  }
+
+  $form['help'] = array(
+    '#markup' => t('Below you can find the existing shipping service from <a href="@commerce_shipping_flat_rate">Commerce Shipping Flat Rate</a> and for each configured currency the option to convert the service to this module.', array('@commerce_shipping_flat_rate' => 'http://www.drupal.org/project/commerce_shipping_flat_rate')),
+  );
+
+  $form['flat_rate'] = array(
+    '#tree' => TRUE,
+  );
+
+  foreach ($shipping_rates as $currency_code => $shipping_rate) {
+    $form['flat_rate']['migrate_' . $currency_code] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Migrate the shipping service for %currency_code', array('%currency_code' => $currency_code)),
+      '#default_value' => TRUE,
+    );
+
+    $form['flat_rate'][$currency_code] = array(
+      '#type' => 'fieldset',
+      '#title' => t('Shipping service (@currency_code)', array('@currency_code' => $currency_code)),
+      '#tree' => TRUE,
+      '#states' => array(
+        'invisible' => array(
+          ':input[name="flat_rate[' . 'migrate_' . $currency_code . ']"]' => array('checked' => FALSE),
+        ),
+      ),
+    );
+
+    $form['flat_rate'][$currency_code]['title'] = array(
+      '#type' => 'value',
+      '#value' => $rules_config_settings['shipping_method']['settings']['label'] . ' (' . $currency_code . ')',
+    );
+
+    $form['flat_rate'][$currency_code]['display_title'] = array(
+      '#type' => 'value',
+      '#value' => $rules_config_settings['shipping_method']['shipping_label'],
+    );
+
+    $form['flat_rate'][$currency_code]['amount'] = array(
+      '#type' => 'value',
+      '#value' => $shipping_rate[$currency_code] * 100,
+    );
+
+    $form['flat_rate'][$currency_code]['currency_code'] = array(
+      '#type' => 'value',
+      '#default_value' => $currency_code,
+    );
+
+    if ($shipping_rate['include_tax'] != '_none') {
+      $form['flat_rate'][$currency_code]['include_tax'] = array(
+        '#type' => 'value',
+        '#value' => $shipping_rate['include_tax'],
+      );
+    }
+
+    $form['flat_rate'][$currency_code]['name'] = array(
+      '#type' => 'machine_name',
+      '#title' => t('Machine name'),
+      '#default_value' => 'commerce_flat_rate_migrate_' . strtolower($currency_code),
+      '#maxlength' => 32,
+      '#required' => TRUE,
+      '#machine_name' => array(
+        'exists' => 'commerce_shipping_service_load',
+        'source' => array('flat_rate', 'title'),
+      ),
+      '#description' => t('The machine-name of this flat rate. This name must contain only lowercase letters, numbers, and underscores. It must be unique.'),
+    );
+
+    $form['flat_rate'][$currency_code]['description'] = array(
+      '#type' => 'textarea',
+      '#title' => t('Description'),
+      '#description' => t('Describe this flat rate if necessary. The text will be displayed in the flat rate services overview table.'),
+      '#default_value' => '',
+      '#rows' => 3,
+    );
+  }
+
+  $form['actions']['submit'] = array(
+    '#type' => 'submit',
+    '#value' => t('Migrate'),
+  );
+
+  return $form;
+}
+
+function commerce_flat_rate_migrate_form_validate($form, &$form_state) {
+  foreach ($form_state['values']['flat_rate'] as $currency_code => $shipping_service) {
+    if (is_array($shipping_service) && $form_state['values']['flat_rate']['migrate_' . $currency_code]) {
+      $rules_config = rules_config_load('commerce_shipping_service_' . $shipping_service['name']);
+
+      if (!empty($rules_config)) {
+        form_set_error('flat_rate][' . $currency_code . '][name', t('A rule with the specified name already exists.'));
+      }
+    }
+  }
+}
+
+function commerce_flat_rate_migrate_form_submit($form, &$form_state) {
+  $shipping_services = array();
+  $success = TRUE;
+
+  foreach ($form_state['values']['flat_rate'] as $currency_code => $shipping_service) {
+    if (is_array($shipping_service) && $form_state['values']['flat_rate']['migrate_' . $currency_code]) {
+      $shipping_service += commerce_flat_rate_service_new();
+
+      // Save the shipping service.
+      unset($shipping_service['base_rate']);
+      if (!commerce_flat_rate_service_save($shipping_service)) {
+        $success = FALSE;
+      } else {
+        $shipping_services[$shipping_service['currency_code']] = $shipping_service;
+      }
+    }
+  }
+
+  if (!$success) {
+    drupal_set_message(t('The flat rate service failed to save properly. Please review the form and try again.'), 'error');
+    $form_state['rebuild'] = TRUE;
+  }
+  else {
+    drupal_set_message(t('Flat rate service saved.'));
+
+    $batch = array(
+      'operations' => array(
+        array('commerce_flat_rate_migrate_batch', array($shipping_services)),
+      ),
+      'title' => t('Flat Rate Shipping Migrate'),
+      'init_message' => t('Flat rate shipping service migration is starting.'),
+      'progress_message' => t('Processed @current out of @total.'),
+      'error_message' => t('Flat rate shipping service migration has encountered an error.'),
+      'file' => drupal_get_path('module', 'commerce_flat_rate') . '/includes/commerce_flat_rate.migrate.inc',
+    );
+
+    batch_set($batch);
+
+    $form_state['redirect'] = 'admin/commerce/config/shipping/services/flat-rate';
+  }
+}
+
+function commerce_flat_rate_migrate_batch($shipping_services, &$context) {
+  if (empty($context['sandbox'])) {
+    $context['sandbox']['progress'] = 0;
+    $context['sandbox']['max'] = db_query("SELECT COUNT(line_item_id) FROM {commerce_line_item} WHERE type = 'shipping'")->fetchColumn();
+    $context['sandbox']['current'] = 0;
+  }
+
+  $line_item_ids = array_keys(db_query("SELECT line_item_id FROM {commerce_line_item} WHERE type = 'shipping' AND line_item_id > :current ORDER BY line_item_id ASC LIMIT 10", array(':current' => $context['sandbox']['current']))->fetchAllAssoc('line_item_id', PDO::FETCH_ASSOC));
+
+  foreach (commerce_line_item_load_multiple($line_item_ids, array('type' => 'shipping')) as $line_item) {
+    $line_item_wrapper = entity_metadata_wrapper('commerce_line_item', $line_item);
+
+    $commerce_unit_price = $line_item_wrapper->commerce_unit_price->value();
+    $currency_code = $commerce_unit_price['currency_code'];
+
+    foreach ($commerce_unit_price['data']['components'] as &$component) {
+      if (($component['name'] == 'shipping') && !empty($component['data']['original'])) {
+        $original = $component['data']['original'];
+
+        if (!empty($shipping_services[$currency_code])) {
+          $component['name'] = 'flat_rate_' . $shipping_services[$currency_code]['name'];
+        }
+
+        break;
+      }
+    }
+
+    if (($line_item_wrapper->commerce_shipping_service->value() == 'flat_rate') && isset($original)) {
+      if (!empty($shipping_services[$currency_code])) {
+        $line_item_wrapper->commerce_shipping_service = $shipping_services[$currency_code]['name'];
+        $line_item_wrapper->commerce_unit_price = $commerce_unit_price;
+
+        $line_item_wrapper->save();
+
+        $order = commerce_order_load($line_item_wrapper->order_id->value());
+        commerce_order_save($order);
+      }
+    }
+
+    $context['sandbox']['progress'] ++;
+    $context['sandbox']['current'] = $line_item->line_item_id;
+  }
+
+  $context['finished'] = $context['sandbox']['progress'] / $context['sandbox']['max'];
+}
+