diff --git a/addons/l10n_multilang/models/l10n_multilang.py b/addons/l10n_multilang/models/l10n_multilang.py
index de0ef064bcd..bee06394b7d 100644
--- a/addons/l10n_multilang/models/l10n_multilang.py
+++ b/addons/l10n_multilang/models/l10n_multilang.py
@@ -73,22 +73,26 @@ class AccountChartTemplate(models.Model):
 
     @api.multi
     def _process_accounts_translations(self, company_id, langs, field):
-        in_ids = self.env['account.account.template'].search([('chart_template_id', '=', self.id)], order='id')
-        out_ids = self.env['account.account'].search([('company_id', '=', company_id)], order='id')
+        in_ids, out_ids = self._get_template_from_model(company_id, 'account.account')
         return self.process_translations(langs, field, in_ids, out_ids)
 
     @api.multi
     def _process_taxes_translations(self, company_id, langs, field):
-        in_ids = self.env['account.tax.template'].search([('chart_template_id', '=', self.id)], order='id')
-        out_ids = self.env['account.tax'].search([('company_id', '=', company_id)], order='id')
+        in_ids, out_ids = self._get_template_from_model(company_id, 'account.tax')
         return self.process_translations(langs, field, in_ids, out_ids)
 
     @api.multi
     def _process_fiscal_pos_translations(self, company_id, langs, field):
-        in_ids = self.env['account.fiscal.position.template'].search([('chart_template_id', '=', self.id)], order='id')
-        out_ids = self.env['account.fiscal.position'].search([('company_id', '=', company_id)], order='id')
+        in_ids, out_ids = self._get_template_from_model(company_id, 'account.fiscal.position')
         return self.process_translations(langs, field, in_ids, out_ids)
 
+    def _get_template_from_model(self, company_id, model):
+        out_data = self.env['ir.model.data'].search([('model', '=', model), ('name', '=like', str(company_id)+'\_%')])
+        out_ids = self.env[model].search([('id', 'in', out_data.mapped('res_id'))], order='id')
+        in_xml_id_names = [xml_id.partition(str(company_id) + '_')[-1] for xml_id in out_data.mapped('name')]
+        in_xml_ids = self.env['ir.model.data'].search([('model', '=', model+'.template'), ('name', 'in', in_xml_id_names)])
+        in_ids = self.env[model+'.template'].search([('id', 'in', in_xml_ids.mapped('res_id'))], order='id')
+        return (in_ids, out_ids)
 
 class BaseLanguageInstall(models.TransientModel):
     """ Install Language"""