diff --git a/addons/l10n_de/models/datev.py b/addons/l10n_de/models/datev.py
index 0554ed8df06..3c5757c6ab0 100644
--- a/addons/l10n_de/models/datev.py
+++ b/addons/l10n_de/models/datev.py
@@ -1,6 +1,4 @@
-from odoo import api, fields, models
-from odoo.exceptions import UserError
-from odoo.tools.translate import _
+from odoo import fields, models
 
 
 class AccountTax(models.Model):
@@ -9,23 +7,6 @@ class AccountTax(models.Model):
     l10n_de_datev_code = fields.Char(size=4, help="4 digits code use by Datev")
 
 
-class AccountMove(models.Model):
-    _inherit = 'account.move'
-
-    def _post(self, soft=True):
-        # OVERRIDE to check the invoice lines taxes.
-        for invoice in self.filtered(lambda move: move.is_invoice()):
-            for line in invoice.invoice_line_ids:
-                account_tax = line.account_id.tax_ids.ids
-                if account_tax and invoice.company_id.account_fiscal_country_id.code == 'DE':
-                    account_name = line.account_id.name
-                    for tax in line.tax_ids:
-                        if tax.id not in account_tax:
-                            raise UserError(_('Account %s does not authorize to have tax %s specified on the line. \
-                                Change the tax used in this invoice or remove all taxes from the account') % (account_name, tax.name))
-        return super()._post(soft)
-
-
 class ProductTemplate(models.Model):
     _inherit = "product.template"