diff --git a/addons/account/models/chart_template.py b/addons/account/models/chart_template.py
index 7df579a87e1..428617a5489 100644
--- a/addons/account/models/chart_template.py
+++ b/addons/account/models/chart_template.py
@@ -740,6 +740,9 @@ class WizardMultiChartsAccounts(models.TransientModel):
                 res.setdefault('domain', {})
                 res['domain']['sale_tax_id'] = repr(sale_tax_domain)
                 res['domain']['purchase_tax_id'] = repr(purchase_tax_domain)
+            else:
+                self.sale_tax_id = False
+                self.purchase_tax_id = False
             if self.chart_template_id.transfer_account_id:
                 self.transfer_account_id = self.chart_template_id.transfer_account_id.id
             if self.chart_template_id.code_digits: