diff --git a/lib/Paymill/Models/Request/Subscription.php b/lib/Paymill/Models/Request/Subscription.php
old mode 100644
new mode 100755
index d2699fd..cdcccb1
--- a/lib/Paymill/Models/Request/Subscription.php
+++ b/lib/Paymill/Models/Request/Subscription.php
@@ -87,6 +87,10 @@ class Subscription extends Base
      */
     private $_remove;
 
+    /**
+     * @var string
+     */
+    private $_mandateReference;
 
     /**
      * Creates an instance of the subscription request model
@@ -399,6 +403,28 @@ public function setRemove($remove)
         return $this;
     }
 
+    /**
+     * Returns mandate reference
+     * @return string
+     */
+    public function getMandateReference()
+    {
+        return $this->_mandateReference;
+    }
+
+    /**
+     * Set mandate reference
+     * @param string $mandateReference
+     * @return \Paymill\Models\Request\Subscription
+     */
+    public function setMandateReference($mandateReference)
+    {
+        $this->_mandateReference = $mandateReference;
+        return $this;
+    }
+
+
+
     /**
      * Returns an array of parameters customized for the argumented methodname
      * @param string $method
@@ -438,6 +464,9 @@ public function parameterize($method)
                 if (!is_null($this->getStartAt())) {
                     $parameterArray['start_at']  = $this->getStartAt();
                 }
+                if (!is_null($this->getMandateReference())) {
+                    $parameterArray['mandate_reference'] = $this->getMandateReference();
+                }
                 break;
             case 'update':
                 if (!is_null($this->getOffer())) {
@@ -475,6 +504,9 @@ public function parameterize($method)
                 if (!is_null($this->getOfferChangeType())) {
                     $parameterArray['offer_change_type'] = $this->getOfferChangeType();
                 }
+                if (!is_null($this->getMandateReference())) {
+                    $parameterArray['mandate_reference'] = $this->getMandateReference();
+                }
                 break;
             case 'getOne':
                 $parameterArray['count'] = 1;
diff --git a/lib/Paymill/Models/Request/Transaction.php b/lib/Paymill/Models/Request/Transaction.php
index 37b191f..b99e3c4 100755
--- a/lib/Paymill/Models/Request/Transaction.php
+++ b/lib/Paymill/Models/Request/Transaction.php
@@ -67,6 +67,11 @@ class Transaction extends Base
      */
     private $_source;
 
+    /**
+     * @var string
+     */
+    private $_mandateReference;
+
     /**
      * Creates an instance of the transaction request model
      */
@@ -301,6 +306,26 @@ public function getSource()
         return $this->_source;
     }
 
+    /**
+     * Returns mandate reference
+     * @return string
+     */
+    public function getMandateReference()
+    {
+        return $this->_mandateReference;
+    }
+
+    /**
+     * Set mandate reference
+     * @param string $mandateReference
+     * @return \Paymill\Models\Request\Subscription
+     */
+    public function setMandateReference($mandateReference)
+    {
+        $this->_mandateReference = $mandateReference;
+        return $this;
+    }
+
     /**
      * Returns an array of parameters customized for the argumented methodname
      * @param string $method
@@ -334,6 +359,9 @@ public function parameterize($method)
                 if(!is_null($this->getSource())) {
                     $parameterArray['source'] = $this->getSource();
                 }
+                if (!is_null($this->getMandateReference())) {
+                    $parameterArray['mandate_reference'] = $this->getMandateReference();
+                }
                 break;
             case 'update':
                 $parameterArray['description'] = $this->getDescription();
diff --git a/lib/Paymill/Models/Response/Subscription.php b/lib/Paymill/Models/Response/Subscription.php
old mode 100644
new mode 100755
index 17f23c1..ddd38ce
--- a/lib/Paymill/Models/Response/Subscription.php
+++ b/lib/Paymill/Models/Response/Subscription.php
@@ -96,6 +96,11 @@ class Subscription extends Base
      */
     private $_tempAmount;
 
+    /**
+     * @var string
+     */
+    private $_mandateReference;
+
     /**
      * Returns the model of the offer the subscription is based on
      * @return \Paymill\Models\Response\Offer
@@ -442,5 +447,21 @@ public function getTempAmount()
         return $this->_tempAmount;
     }
 
+    /** Set mandate reference mandate_reference
+     * @param string $mandateReference
+     */
+    public function setMandateReference($mandateReference)
+    {
+        $this->_mandateReference = $mandateReference;
+    }
+
+    /**
+     * Return mandate reference mandate_reference
+     * @return string
+     */
+    public function getMandateReference()
+    {
+        return $this->_mandateReference;
+    }
 
 }
diff --git a/lib/Paymill/Models/Response/Transaction.php b/lib/Paymill/Models/Response/Transaction.php
index 7f0861c..c790a2c 100755
--- a/lib/Paymill/Models/Response/Transaction.php
+++ b/lib/Paymill/Models/Response/Transaction.php
@@ -46,6 +46,11 @@ public function setAmount($amount)
      */
     private $_originAmount;
 
+    /**
+     * @var string
+     */
+    private $_mandateReference;
+
     /**
      * Returns the origin amount for the transaction.
      * @return integer
@@ -397,4 +402,20 @@ public function getSource()
         return $this->_source;
     }
 
+    /** Set mandate reference mandate_reference
+     * @param string $mandateReference
+     */
+    public function setMandateReference($mandateReference)
+    {
+        $this->_mandateReference = $mandateReference;
+    }
+
+    /**
+     * Return mandate reference mandate_reference
+     * @return string
+     */
+    public function getMandateReference()
+    {
+        return $this->_mandateReference;
+    }
 }
\ No newline at end of file
diff --git a/tests/unit/Paymill/Models/Request/SubscriptionTest.php b/tests/unit/Paymill/Models/Request/SubscriptionTest.php
old mode 100644
new mode 100755
index d8e84b5..3f3b0cf
--- a/tests/unit/Paymill/Models/Request/SubscriptionTest.php
+++ b/tests/unit/Paymill/Models/Request/SubscriptionTest.php
@@ -44,14 +44,19 @@ public function setGetTest()
         $sample = array(
             'client' => 'client_88a388d9dd48f86c3136',
             'offer' => 'offer_40237e20a7d5a231d99b',
-            'payment' => 'pay_95ba26ba2c613ebb0ca8'
+            'payment' => 'pay_95ba26ba2c613ebb0ca8',
+            'mandate_reference' => 'DE1234TEST',
         );
 
-        $this->_subscription->setPayment($sample['payment'])->setOffer($sample['offer'])->setClient($sample['client']);
+        $this->_subscription->setPayment($sample['payment'])
+            ->setOffer($sample['offer'])
+            ->setClient($sample['client'])
+            ->setMandateReference($sample['mandate_reference']);
 
         $this->assertEquals($this->_subscription->getClient(), $sample['client']);
         $this->assertEquals($this->_subscription->getOffer(), $sample['offer']);
         $this->assertEquals($this->_subscription->getPayment(), $sample['payment']);
+        $this->assertEquals($this->_subscription->getMandateReference(), $sample['mandate_reference']);
 
         return $this->_subscription;
     }
@@ -73,7 +78,8 @@ public function parameterizeTest($subscription)
         $this->assertEquals(array(
             'client' => 'client_88a388d9dd48f86c3136',
             'offer' => 'offer_40237e20a7d5a231d99b',
-            'payment' => 'pay_95ba26ba2c613ebb0ca8'
+            'payment' => 'pay_95ba26ba2c613ebb0ca8',
+            'mandate_reference' => 'DE1234TEST'
         ), $creationArray);
 
         $this->assertEquals($getOneArray, array(
@@ -82,7 +88,8 @@ public function parameterizeTest($subscription)
         ));
         $this->assertEquals($updateArray, array(
             'offer' => 'offer_40237e20a7d5a231d99b',
-            'payment' => 'pay_95ba26ba2c613ebb0ca8'
+            'payment' => 'pay_95ba26ba2c613ebb0ca8',
+            'mandate_reference' => 'DE1234TEST'
         ));
     }
 
diff --git a/tests/unit/Paymill/Models/Request/TransactionTest.php b/tests/unit/Paymill/Models/Request/TransactionTest.php
index a3c9d5a..aa1209a 100755
--- a/tests/unit/Paymill/Models/Request/TransactionTest.php
+++ b/tests/unit/Paymill/Models/Request/TransactionTest.php
@@ -52,7 +52,8 @@ public function setGetTest()
             'fee_payment' => 'pay_098f6bcd4621d373cade4e832627b4f6',
             'fee_currency' => 'EUR',
             'description' => 'Test Transaction',
-            'source'    => 'merchantcenter'
+            'source'    => 'merchantcenter',
+            'mandate_reference' =>'DE1234TEST'
         );
 
         $this->_transaction
@@ -66,7 +67,8 @@ public function setGetTest()
             ->setFeePayment($sample['fee_payment'])
             ->setFeeCurrency($sample['fee_currency'])
             ->setDescription($sample['description'])
-            ->setSource($sample['source']);
+            ->setSource($sample['source'])
+            ->setMandateReference($sample['mandate_reference']);
 
 
 
@@ -81,6 +83,7 @@ public function setGetTest()
         $this->assertEquals($this->_transaction->getFeeCurrency(), $sample['fee_currency']);
         $this->assertEquals($this->_transaction->getDescription(), $sample['description']);
         $this->assertEquals($this->_transaction->getSource(), $sample['source']);
+        $this->assertEquals($this->_transaction->getMandateReference(), $sample['mandate_reference']);
 
 
         return $this->_transaction;
@@ -109,7 +112,8 @@ public function parameterizeTest($transaction)
             'fee_payment' => 'pay_098f6bcd4621d373cade4e832627b4f6',
             'fee_currency' => 'EUR',
             'description' => 'Test Transaction',
-            'source'    => 'merchantcenter'
+            'source'    => 'merchantcenter',
+            'mandate_reference' => 'DE1234TEST'
         ));
         $this->assertEquals($updateArray, array(
             'description' => 'Test Transaction'
diff --git a/tests/unit/Paymill/Models/Response/SubscriptionTest.php b/tests/unit/Paymill/Models/Response/SubscriptionTest.php
old mode 100644
new mode 100755
index 2288076..f16875e
--- a/tests/unit/Paymill/Models/Response/SubscriptionTest.php
+++ b/tests/unit/Paymill/Models/Response/SubscriptionTest.php
@@ -51,6 +51,7 @@ public function setGetTest()
         $canceledAt = null;
         $payment = new Response\Payment();
         $client = new Response\Client();
+        $mandateReference = 'DE1234TEST';
 
         $this->_subscription->setOffer($offer)
                 ->setLivemode($liveMode)
@@ -59,7 +60,8 @@ public function setGetTest()
                 ->setNextCaptureAt($nextCaptureAt)
                 ->setCanceledAt($canceledAt)
                 ->setClient($client)
-                ->setPayment($payment);
+                ->setPayment($payment)
+                ->setMandateReference($mandateReference);
 
         $this->assertEquals($this->_subscription->getOffer(), $offer);
         $this->assertEquals($this->_subscription->getLivemode(), $liveMode);
@@ -69,6 +71,7 @@ public function setGetTest()
         $this->assertEquals($this->_subscription->getCanceledAt(), $canceledAt);
         $this->assertEquals($this->_subscription->getClient(), $client);
         $this->assertEquals($this->_subscription->getPayment(), $payment);
+        $this->assertEquals($this->_subscription->getMandateReference(), $mandateReference);
     }
 
 }
\ No newline at end of file
diff --git a/tests/unit/Paymill/Models/Response/TransactionTest.php b/tests/unit/Paymill/Models/Response/TransactionTest.php
old mode 100644
new mode 100755
index 9257003..bbdc89f
--- a/tests/unit/Paymill/Models/Response/TransactionTest.php
+++ b/tests/unit/Paymill/Models/Response/TransactionTest.php
@@ -56,6 +56,7 @@ public function setGetTest()
         $client = new Response\Client();
         $preAuth = new Response\Preauthorization();
         $fees = array();
+        $mandateReference = 'DE1234TEST';
 
         $this->_transaction->setAmount($amount)
                 ->setOriginAmount($originAmount)
@@ -70,7 +71,8 @@ public function setGetTest()
                 ->setPayment($payment)
                 ->setClient($client)
                 ->setPreauthorization($preAuth)
-                ->setFees($fees);
+                ->setFees($fees)
+                ->setMandateReference($mandateReference);
 
         $this->assertEquals($this->_transaction->getAmount(), $amount);
         $this->assertEquals($this->_transaction->getOriginAmount(), $originAmount);
@@ -86,6 +88,7 @@ public function setGetTest()
         $this->assertEquals($this->_transaction->getClient(), $client);
         $this->assertEquals($this->_transaction->getPreauthorization(), $preAuth);
         $this->assertEquals($this->_transaction->getFees(), $fees);
+        $this->assertEquals($this->_transaction->getMandateReference(), $mandateReference);
     }
 
 }
\ No newline at end of file