diff --git a/hyperwallet/tests/test_client.py b/hyperwallet/tests/test_client.py
index 9886ea1..a57e467 100644
--- a/hyperwallet/tests/test_client.py
+++ b/hyperwallet/tests/test_client.py
@@ -369,6 +369,22 @@ def test_receive_json_error_response_when_content_type_is_not_valid(self, sessio
             'Invalid Content-Type specified in Response Header'
         )
 
+    @mock.patch('requests.Session.request')
+    def test_receive_too_many_requests_when_429(self, session_mock):
+
+        session_mock.return_value = mock.MagicMock(status_code=429)
+
+        with self.assertRaises(HyperwalletAPIException) as exc:
+            self.client._makeRequest()
+
+        self.assertEqual(
+            exc.exception.message.get('errors')[0].get('code'), 'TOO_MANY_REQUESTS'
+        )
+
+        self.assertEqual(
+            exc.exception.message.get('errors')[0].get('message'), 'Too Many Requests'
+        )
+
 
 if __name__ == '__main__':
     unittest.main()
diff --git a/hyperwallet/utils/apiclient.py b/hyperwallet/utils/apiclient.py
index 5a20bee..4331ad1 100644
--- a/hyperwallet/utils/apiclient.py
+++ b/hyperwallet/utils/apiclient.py
@@ -112,6 +112,12 @@ def _makeRequest(self,
 
         if response.status_code is 204:
             return {}
+        if response.status_code == 429:
+            raise HyperwalletAPIException({
+                'errors': [
+                    {'code': 'TOO_MANY_REQUESTS', 'message': 'Too Many Requests'}
+                ]
+            })
 
         self.__checkResponseHeaderContentType(response)