diff --git a/account_tax_code/__manifest__.py b/account_tax_code/__manifest__.py
index 8072606d..161951ba 100644
--- a/account_tax_code/__manifest__.py
+++ b/account_tax_code/__manifest__.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Noviat.
+# Copyright 2009-2019 Noviat.
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 {
diff --git a/account_tax_code/models/account_tax.py b/account_tax_code/models/account_tax.py
index 4e7a6a8b..44d17b0e 100644
--- a/account_tax_code/models/account_tax.py
+++ b/account_tax_code/models/account_tax.py
@@ -1,7 +1,7 @@
-# Copyright 2009-2018 Noviat.
+# Copyright 2009-2019 Noviat.
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from odoo import fields, models
+from odoo import _, api, fields, models
 
 
 class AccountTax(models.Model):
@@ -13,3 +13,9 @@ class AccountTax(models.Model):
         ('code_company_uniq', 'unique (code,company_id)',
          'The code of the Tax must be unique per company !')
     ]
+
+    @api.one
+    @api.returns('self', lambda value: value.id)
+    def copy(self, default=None):
+        default = dict(default or {}, code=_("%s (Copy)") % (self.code or ''))
+        return super().copy(default=default)