diff --git a/src/Json/JsonGenerator.php b/src/Json/JsonGenerator.php
index 8ccfdcc..fc092bb 100644
--- a/src/Json/JsonGenerator.php
+++ b/src/Json/JsonGenerator.php
@@ -164,6 +164,7 @@ protected function createDebit($transaction, $language){
             'splits' => $this->createSplits($transaction->getTransactionSplits()),
             'withRegister' => $transaction->isWithRegister(),
             'transactionIndicator' => $transaction->getTransactionIndicator(),
+            'industryPractice' => $transaction->getIndustryPractice(),
             'customer' => $this->createCustomer($transaction->getCustomer()),
             'schedule' => $this->createSchedule($transaction->getSchedule()),
             'customerProfileData' => $this->createAddToCustomerProfile($transaction->getCustomerProfileData()),
@@ -217,6 +218,7 @@ protected function createIncrementalAuthorization($transaction, $language) {
             'description' => $transaction->getDescription(),
             'items' => $this->createItems($transaction->getItems()),
             'transactionIndicator' => $transaction->getTransactionIndicator(),
+            'industryPractice' => $transaction->getIndustryPractice(),
             'language' => $language,
         ];
 
@@ -292,6 +294,7 @@ protected function createRegister($transaction, $language){
             'transactionToken' => $transaction->getTransactionToken(),
             'description' => $transaction->getDescription(),
             'transactionIndicator' => $transaction->getTransactionIndicator(),
+            'industryPractice' => $transaction->getIndustryPractice(),
             'customer' => $this->createCustomer($transaction->getCustomer()),
             'schedule' => $this->createSchedule($transaction->getSchedule()),
             'customerProfileData' => $this->createAddToCustomerProfile($transaction->getCustomerProfileData()),
@@ -378,6 +381,7 @@ protected function createPayout($transaction, $language){
             'customer' => $this->createCustomer($transaction->getCustomer()),
             'language' => $language,
             'transactionIndicator' => $transaction->getTransactionIndicator(),
+            'industryPractice' => $transaction->getIndustryPractice(),
         ];
 
         if ($transaction->getL2L3Data()) {
diff --git a/src/Transaction/Base/IndicatorInterface.php b/src/Transaction/Base/IndicatorInterface.php
index 5a36cf4..86887a8 100644
--- a/src/Transaction/Base/IndicatorInterface.php
+++ b/src/Transaction/Base/IndicatorInterface.php
@@ -15,4 +15,5 @@ public function getTransactionIndicator();
      * @return $this
      */
     public function setTransactionIndicator($transactionIndicator);
+
 }
diff --git a/src/Transaction/Base/IndicatorTrait.php b/src/Transaction/Base/IndicatorTrait.php
index 12cfb4c..51f69f4 100644
--- a/src/Transaction/Base/IndicatorTrait.php
+++ b/src/Transaction/Base/IndicatorTrait.php
@@ -26,4 +26,5 @@ public function setTransactionIndicator($transactionIndicator)
 
         return $this;
     }
+
 }
diff --git a/src/Transaction/Base/IndustryPracticeInterface.php b/src/Transaction/Base/IndustryPracticeInterface.php
new file mode 100644
index 0000000..b4c0f06
--- /dev/null
+++ b/src/Transaction/Base/IndustryPracticeInterface.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Ixopay\Client\Transaction\Base;
+
+interface IndustryPracticeInterface
+{
+    /**
+     * Get the industry practice indicator.
+     *
+     * @return string|null
+     */
+    public function getIndustryPractice();
+
+    /**
+     * Set the industry practice indicator.
+     *
+     * @param string|null $industryPractice
+     * @return $this
+     */
+    public function setIndustryPractice($industryPractice);
+}
diff --git a/src/Transaction/Base/IndustryPracticeTrait.php b/src/Transaction/Base/IndustryPracticeTrait.php
new file mode 100644
index 0000000..8b0ae3b
--- /dev/null
+++ b/src/Transaction/Base/IndustryPracticeTrait.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Ixopay\Client\Transaction\Base;
+
+trait IndustryPracticeTrait
+{
+
+    /**
+     * @var string
+     */
+    private $industryPractice;
+
+    /**
+     * Get the industry practice indicator.
+     *
+     * @return string|null
+     */
+    public function getIndustryPractice()
+    {
+        return $this->industryPractice;
+    }
+
+    /**
+     * Set the industry practice indicator.
+     *
+     * @param string|null $industryPractice
+     * @return void
+     */
+    public function setIndustryPractice($industryPractice)
+    {
+        $this->industryPractice = $industryPractice;
+    }
+}
diff --git a/src/Transaction/Debit.php b/src/Transaction/Debit.php
index d3fea84..6662fb9 100644
--- a/src/Transaction/Debit.php
+++ b/src/Transaction/Debit.php
@@ -11,6 +11,8 @@
 use Ixopay\Client\Transaction\Base\CustomerTrait;
 use Ixopay\Client\Transaction\Base\IndicatorInterface;
 use Ixopay\Client\Transaction\Base\IndicatorTrait;
+use Ixopay\Client\Transaction\Base\IndustryPracticeInterface;
+use Ixopay\Client\Transaction\Base\IndustryPracticeTrait;
 use Ixopay\Client\Transaction\Base\ItemsInterface;
 use Ixopay\Client\Transaction\Base\ItemsTrait;
 use Ixopay\Client\Transaction\Base\LevelTwoAndThreeDataInterface;
@@ -39,20 +41,21 @@
  * @package Ixopay\Client\Transaction
  */
 class Debit extends AbstractTransactionWithReference
-            implements AddToCustomerProfileInterface,
-                       AmountableInterface,
-                       CustomerInterface,
-                       ItemsInterface,
-                       TransactionSplitsInterface,
-                       OffsiteInterface,
-                       ScheduleInterface,
-                       ThreeDSecureInterface,
-                       IndicatorInterface,
-                       DccDataInterface,
-                       SurchargeInterface,
-                       ReferenceSchemeTransactionIdentifierInterface,
-                       RecipientAccountPanInterface,
-                       LevelTwoAndThreeDataInterface
+    implements AddToCustomerProfileInterface,
+               AmountableInterface,
+               CustomerInterface,
+               ItemsInterface,
+               TransactionSplitsInterface,
+               OffsiteInterface,
+               ScheduleInterface,
+               ThreeDSecureInterface,
+               IndicatorInterface,
+               DccDataInterface,
+               SurchargeInterface,
+               ReferenceSchemeTransactionIdentifierInterface,
+               RecipientAccountPanInterface,
+               LevelTwoAndThreeDataInterface,
+               IndustryPracticeInterface
 {
     use AddToCustomerProfileTrait;
     use AmountableTrait;
@@ -69,6 +72,7 @@ class Debit extends AbstractTransactionWithReference
     use ReferenceSchemeTransactionIdentifierTrait;
     use RecipientAccountPanTrait;
     use LevelTwoAndThreeDataTrait;
+    use IndustryPracticeTrait;
 
     const TRANSACTION_INDICATOR_SINGLE = 'SINGLE';
     const TRANSACTION_INDICATOR_INITIAL = 'INITIAL';
@@ -105,7 +109,8 @@ public function setTransactionToken($transactionToken)
     /**
      * @return boolean
      */
-    public function isWithRegister() {
+    public function isWithRegister()
+    {
         return $this->withRegister;
     }
 
@@ -116,7 +121,8 @@ public function isWithRegister() {
      *
      * @return $this
      */
-    public function setWithRegister($withRegister) {
+    public function setWithRegister($withRegister)
+    {
         $this->withRegister = $withRegister;
         return $this;
     }
diff --git a/src/Transaction/IncrementalAuthorization.php b/src/Transaction/IncrementalAuthorization.php
index f950b5d..66f295e 100644
--- a/src/Transaction/IncrementalAuthorization.php
+++ b/src/Transaction/IncrementalAuthorization.php
@@ -7,6 +7,8 @@
 use Ixopay\Client\Transaction\Base\AmountableTrait;
 use Ixopay\Client\Transaction\Base\IndicatorInterface;
 use Ixopay\Client\Transaction\Base\IndicatorTrait;
+use Ixopay\Client\Transaction\Base\industryPracticeInterface;
+use Ixopay\Client\Transaction\Base\industryPracticeTrait;
 use Ixopay\Client\Transaction\Base\ItemsInterface;
 use Ixopay\Client\Transaction\Base\ItemsTrait;
 use Ixopay\Client\Transaction\Base\LevelTwoAndThreeDataInterface;
@@ -19,22 +21,25 @@
  * @package IxopayV2\Transaction
  */
 class IncrementalAuthorization extends AbstractTransactionWithReference
-                               implements   AmountableInterface,
-                                            OffsiteInterface,
-                                            ItemsInterface,
-                                            IndicatorInterface,
-                                            LevelTwoAndThreeDataInterface
+    implements AmountableInterface,
+               OffsiteInterface,
+               ItemsInterface,
+               IndicatorInterface,
+               LevelTwoAndThreeDataInterface,
+               industryPracticeInterface
 {
     use OffsiteTrait;
     use AmountableTrait;
     use ItemsTrait;
     use IndicatorTrait;
     use LevelTwoAndThreeDataTrait;
+    use industryPracticeTrait;
 
     /**
      * @return string
      */
-    public function getTransactionMethod() {
+    public function getTransactionMethod()
+    {
         return self::TRANSACTION_METHOD_INCREMENTAL_AUTHORIZATION;
     }
 }
diff --git a/src/Transaction/Payout.php b/src/Transaction/Payout.php
index 46be38d..95fb36d 100644
--- a/src/Transaction/Payout.php
+++ b/src/Transaction/Payout.php
@@ -8,6 +8,8 @@
 use Ixopay\Client\Transaction\Base\CustomerInterface;
 use Ixopay\Client\Transaction\Base\CustomerTrait;
 use Ixopay\Client\Transaction\Base\IndicatorInterface;
+use Ixopay\Client\Transaction\Base\IndustryPracticeInterface;
+use Ixopay\Client\Transaction\Base\IndustryPracticeTrait;
 use Ixopay\Client\Transaction\Base\ItemsInterface;
 use Ixopay\Client\Transaction\Base\ItemsTrait;
 use Ixopay\Client\Transaction\Base\LevelTwoAndThreeDataInterface;
@@ -25,13 +27,14 @@
  * @package Ixopay\Client\Transaction
  */
 class Payout extends AbstractTransactionWithReference
-             implements AmountableInterface,
-                        CustomerInterface,
-                        ItemsInterface,
-                        OffsiteInterface,
-                        TransactionSplitsInterface,
-                        IndicatorInterface,
-                        LevelTwoAndThreeDataInterface
+    implements AmountableInterface,
+               CustomerInterface,
+               ItemsInterface,
+               OffsiteInterface,
+               TransactionSplitsInterface,
+               IndicatorInterface,
+               LevelTwoAndThreeDataInterface,
+               IndustryPracticeInterface
 {
 
     use AmountableTrait;
@@ -42,6 +45,7 @@ class Payout extends AbstractTransactionWithReference
     use PayByLinkTrait;
     use IndicatorTrait;
     use LevelTwoAndThreeDataTrait;
+    use IndustryPracticeTrait;
 
     /** @var string */
     protected $transactionToken;
diff --git a/src/Transaction/Preauthorize.php b/src/Transaction/Preauthorize.php
index 78c09ce..cd3dc5b 100644
--- a/src/Transaction/Preauthorize.php
+++ b/src/Transaction/Preauthorize.php
@@ -11,6 +11,8 @@
 use Ixopay\Client\Transaction\Base\CustomerTrait;
 use Ixopay\Client\Transaction\Base\IndicatorInterface;
 use Ixopay\Client\Transaction\Base\IndicatorTrait;
+use Ixopay\Client\Transaction\Base\industryPracticeInterface;
+use Ixopay\Client\Transaction\Base\industryPracticeTrait;
 use Ixopay\Client\Transaction\Base\ItemsInterface;
 use Ixopay\Client\Transaction\Base\ItemsTrait;
 use Ixopay\Client\Transaction\Base\LevelTwoAndThreeDataInterface;
@@ -39,20 +41,21 @@
  * @package Ixopay\Client\Transaction
  */
 class Preauthorize extends AbstractTransactionWithReference
-                   implements AddToCustomerProfileInterface,
-                              AmountableInterface,
-                              CustomerInterface,
-                              ItemsInterface,
-                              TransactionSplitsInterface,
-                              OffsiteInterface,
-                              ScheduleInterface,
-                              ThreeDSecureInterface,
-                              IndicatorInterface,
-                              DccDataInterface,
-                              SurchargeInterface,
-                              ReferenceSchemeTransactionIdentifierInterface,
-                              RecipientAccountPanInterface,
-                              LevelTwoAndThreeDataInterface
+    implements AddToCustomerProfileInterface,
+               AmountableInterface,
+               CustomerInterface,
+               ItemsInterface,
+               TransactionSplitsInterface,
+               OffsiteInterface,
+               ScheduleInterface,
+               ThreeDSecureInterface,
+               IndicatorInterface,
+               DccDataInterface,
+               SurchargeInterface,
+               ReferenceSchemeTransactionIdentifierInterface,
+               RecipientAccountPanInterface,
+               LevelTwoAndThreeDataInterface,
+               industryPracticeInterface
 {
 
     use AddToCustomerProfileTrait;
@@ -70,6 +73,7 @@ class Preauthorize extends AbstractTransactionWithReference
     use ReferenceSchemeTransactionIdentifierTrait;
     use RecipientAccountPanTrait;
     use LevelTwoAndThreeDataTrait;
+    use industryPracticeTrait;
 
     const TRANSACTION_INDICATOR_SINGLE = 'SINGLE';
     const TRANSACTION_INDICATOR_INITIAL = 'INITIAL';
@@ -108,7 +112,8 @@ public function setTransactionToken($transactionToken)
     /**
      * @return boolean
      */
-    public function isWithRegister() {
+    public function isWithRegister()
+    {
         return $this->withRegister;
     }
 
@@ -119,7 +124,8 @@ public function isWithRegister() {
      *
      * @return $this
      */
-    public function setWithRegister($withRegister) {
+    public function setWithRegister($withRegister)
+    {
         $this->withRegister = $withRegister;
         return $this;
     }
@@ -160,7 +166,7 @@ public function getCaptureInMinutes()
      * A value greater zero, requests the gateway to schedule a capture
      * automatically after n minutes.
      *
-     * @param  int  $captureInMinutes
+     * @param int $captureInMinutes
      * @return Preauthorize
      */
     public function setCaptureInMinutes($captureInMinutes)
diff --git a/src/Transaction/Register.php b/src/Transaction/Register.php
index 0790dbe..6db507d 100644
--- a/src/Transaction/Register.php
+++ b/src/Transaction/Register.php
@@ -9,6 +9,8 @@
 use Ixopay\Client\Transaction\Base\CustomerTrait;
 use Ixopay\Client\Transaction\Base\IndicatorInterface;
 use Ixopay\Client\Transaction\Base\IndicatorTrait;
+use Ixopay\Client\Transaction\Base\IndustryPracticeInterface;
+use Ixopay\Client\Transaction\Base\IndustryPracticeTrait;
 use Ixopay\Client\Transaction\Base\LevelTwoAndThreeDataInterface;
 use Ixopay\Client\Transaction\Base\LevelTwoAndThreeDataTrait;
 use Ixopay\Client\Transaction\Base\OffsiteInterface;
@@ -27,13 +29,14 @@
  * @package Ixopay\Client\Transaction
  */
 class Register extends AbstractTransaction
-               implements AddToCustomerProfileInterface,
-                          CustomerInterface,
-                          OffsiteInterface,
-                          ScheduleInterface,
-                          ThreeDSecureInterface,
-                          IndicatorInterface,
-                          LevelTwoAndThreeDataInterface
+    implements AddToCustomerProfileInterface,
+               CustomerInterface,
+               OffsiteInterface,
+               ScheduleInterface,
+               ThreeDSecureInterface,
+               IndicatorInterface,
+               LevelTwoAndThreeDataInterface,
+               IndustryPracticeInterface
 {
 
     use AddToCustomerProfileTrait;
@@ -44,6 +47,7 @@ class Register extends AbstractTransaction
     use PayByLinkTrait;
     use IndicatorTrait;
     use LevelTwoAndThreeDataTrait;
+    use IndustryPracticeTrait;
 
     /** @var string */
     protected $language;
@@ -87,4 +91,5 @@ public function setLanguage($language)
     {
         $this->language = $language;
     }
+
 }