diff --git a/src/Message/CreateSubscriptionRequest.php b/src/Message/CreateSubscriptionRequest.php
index 46d208cf..1f9f1892 100644
--- a/src/Message/CreateSubscriptionRequest.php
+++ b/src/Message/CreateSubscriptionRequest.php
@@ -33,6 +33,26 @@ public function setPlan($value)
         return $this->setParameter('plan', $value);
     }
 
+    /**
+     * Get the tax percent
+     *
+     * @return string
+     */
+    public function getTaxPercent()
+    {
+        return $this->getParameter('tax_percent');
+    }
+
+    /**
+     * Set the tax percentage
+     *
+     * @return CreateSubscriptionRequest provides a fluent interface.
+     */
+    public function setTaxPercent($value)
+    {
+        return $this->setParameter('tax_percent', $value);
+    }
+
     public function getData()
     {
         $this->validate('customerReference', 'plan');
@@ -41,6 +61,10 @@ public function getData()
             'plan' => $this->getPlan()
         );
 
+        if ($this->parameters->has('tax_percent')) {
+            $data['tax_percent'] = (float)$this->getParameter('tax_percent');
+        }
+
         return $data;
     }