diff --git a/CRM/Dedupe/Merger.php b/CRM/Dedupe/Merger.php
index c5079be6cd60..588a0ab778df 100644
--- a/CRM/Dedupe/Merger.php
+++ b/CRM/Dedupe/Merger.php
@@ -586,7 +586,7 @@ public static function retrieveFields($main, $other) {
    *                              A 'safe' value skips the merge if there are any un-resolved conflicts.
    *                              Does a force merge otherwise.
    * @param bool $autoFlip to let api decide which contact to retain and which to delete.
-   *   Wether to let api decide which contact to retain and which to delete.
+   *   Whether to let api decide which contact to retain and which to delete.
    * @param int $batchLimit number of merges to carry out in one batch.
    * @param int $isSelected if records with is_selected column needs to be processed.
    *
diff --git a/api/v3/Job.php b/api/v3/Job.php
index 306f6de0aaeb..33605856c270 100644
--- a/api/v3/Job.php
+++ b/api/v3/Job.php
@@ -474,22 +474,25 @@ function civicrm_api3_job_process_respondent($params) {
  *
  * @return array
  *   API Result Array
+ * @throws \CiviCRM_API3_Exception
  */
 function civicrm_api3_job_process_batch_merge($params) {
-  $rgid = CRM_Utils_Array::value('rgid', $params);
+  $rule_group_id = CRM_Utils_Array::value('rgid', $params);
+  if (!$rule_group_id) {
+    $rule_group_id = civicrm_api3('RuleGroup', 'getvalue', array(
+      'contact_type' => 'Individual',
+      'used' => 'Unsupervised',
+      'return' => 'id',
+    ));
+  }
   $gid = CRM_Utils_Array::value('gid', $params);
 
   $mode = CRM_Utils_Array::value('mode', $params, 'safe');
   $autoFlip = CRM_Utils_Array::value('auto_flip', $params, TRUE);
 
-  $result = CRM_Dedupe_Merger::batchMerge($rgid, $gid, $mode, $autoFlip);
+  $result = CRM_Dedupe_Merger::batchMerge($rule_group_id, $gid, $mode, $autoFlip);
 
-  if ($result['is_error'] == 0) {
-    return civicrm_api3_create_success();
-  }
-  else {
-    return civicrm_api3_create_error($result['messages']);
-  }
+  return civicrm_api3_create_success($result, $params);
 }
 
 /**
@@ -499,7 +502,7 @@ function civicrm_api3_job_process_batch_merge($params) {
  */
 function _civicrm_api3_job_process_batch_merge_spec(&$params) {
   $params['rgid'] = array(
-    'title' => 'rule group id',
+    'title' => 'Dedupe rule group id, defaults to Contact Unsupervised rule',
     'type' => CRM_Utils_Type::T_INT,
   );
   $params['gid'] = array(
diff --git a/api/v3/RuleGroup.php b/api/v3/RuleGroup.php
new file mode 100644
index 000000000000..bbd4ff05bbd6
--- /dev/null
+++ b/api/v3/RuleGroup.php
@@ -0,0 +1,83 @@
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | CiviCRM version 4.7                                                |
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC (c) 2004-2016                                |
+ +--------------------------------------------------------------------+
+ | This file is a part of CiviCRM.                                    |
+ |                                                                    |
+ | CiviCRM is free software; you can copy, modify, and distribute it  |
+ | under the terms of the GNU Affero General Public License           |
+ | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
+ |                                                                    |
+ | CiviCRM is distributed in the hope that it will be useful, but     |
+ | WITHOUT ANY WARRANTY; without even the implied warranty of         |
+ | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
+ | See the GNU Affero General Public License for more details.        |
+ |                                                                    |
+ | You should have received a copy of the GNU Affero General Public   |
+ | License and the CiviCRM Licensing Exception along                  |
+ | with this program; if not, contact CiviCRM LLC                     |
+ | at info[AT]civicrm[DOT]org. If you have questions about the        |
+ | GNU Affero General Public License or the licensing of CiviCRM,     |
+ | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ * This api exposes CiviCRM rule_groups.
+ *
+ * RuleGroups are used to group dedupe critieria.
+ *
+ * @package CiviCRM_APIv3
+ */
+
+/**
+ * Create or update a rule_group.
+ *
+ * @param array $params
+ *   Array per getfields metadata.
+ *
+ * @return array
+ *   API result array
+ */
+function civicrm_api3_rule_group_create($params) {
+  return _civicrm_api3_basic_create(_civicrm_api3_get_BAO(__FUNCTION__), $params);
+}
+
+/**
+ * Specify Meta data for create.
+ *
+ * Note that this data is retrievable via the getfields function
+ * and is used for pre-filling defaults and ensuring mandatory requirements are met.
+ *
+ * @param array $params
+ */
+function _civicrm_api3_rule_group_create_spec(&$params) {
+}
+
+/**
+ * Delete an existing RuleGroup.
+ *
+ * @param array $params
+ *
+ * @return array
+ *   API result array
+ */
+function civicrm_api3_rule_group_delete($params) {
+  return _civicrm_api3_basic_delete(_civicrm_api3_get_BAO(__FUNCTION__), $params);
+}
+
+/**
+ * Get a RuleGroup.
+ *
+ * @param array $params
+ *   Array per getfields metadata.
+ *
+ * @return array
+ *   API result array
+ */
+function civicrm_api3_rule_group_get($params) {
+  return _civicrm_api3_basic_get(_civicrm_api3_get_BAO(__FUNCTION__), $params);
+}
diff --git a/tests/phpunit/CiviTest/CiviUnitTestCase.php b/tests/phpunit/CiviTest/CiviUnitTestCase.php
index a74bca2c973c..7efbda3321ed 100644
--- a/tests/phpunit/CiviTest/CiviUnitTestCase.php
+++ b/tests/phpunit/CiviTest/CiviUnitTestCase.php
@@ -32,7 +32,6 @@
  *  Include class definitions
  */
 require_once 'api/api.php';
-require_once 'CRM/Financial/BAO/FinancialType.php';
 define('API_LATEST_VERSION', 3);
 
 /**
diff --git a/tests/phpunit/api/v3/JobTest.php b/tests/phpunit/api/v3/JobTest.php
index 159f26e6eb93..7f993c475361 100644
--- a/tests/phpunit/api/v3/JobTest.php
+++ b/tests/phpunit/api/v3/JobTest.php
@@ -88,7 +88,7 @@ public function testCreateWithInvalidFrequency() {
       'parameters' => 'Semi-formal explanation of runtime job parameters',
       'is_active' => 1,
     );
-    $result = $this->callAPIFailure('job', 'create', $params);
+    $this->callAPIFailure('job', 'create', $params);
   }
 
   /**
@@ -296,6 +296,13 @@ public function testCallDisableExpiredRelationships() {
     $this->contactDelete($orgID);
   }
 
+  /**
+   * Test the batch merge function.
+   */
+  public function testBatchMerge() {
+    $this->callAPISuccess('Job', 'process_batch_merge', array());
+  }
+
   /**
    * @param $op
    * @param string $objectName