diff --git a/l10n_it_riba/models/account.py b/l10n_it_riba/models/account.py
index 3371e05a30f1..be73ea8b5fc5 100644
--- a/l10n_it_riba/models/account.py
+++ b/l10n_it_riba/models/account.py
@@ -148,6 +148,32 @@ def month_check(self, invoice_date_due, all_date_due):
                 return True
         return False
 
+    def _post(self, soft=True):
+        inv_riba_no_bank = self.filtered(
+            lambda x: x.is_riba_payment
+            and x.move_type == "out_invoice"
+            and not x.riba_partner_bank_id
+        )
+        if inv_riba_no_bank:
+            inv_details = (
+                _(
+                    'Invoice %(name)s for customer "%(customer_name)s", '
+                    "total %(amount)s",
+                    name=inv.display_name,
+                    customer_name=inv.partner_id.display_name,
+                    amount=inv.amount_total,
+                )
+                for inv in inv_riba_no_bank
+            )
+            raise UserError(
+                _(
+                    "Cannot post invoices with C/O payments without bank. "
+                    "Please check the following invoices:\n\n- "
+                    + "\n- ".join(inv_details)
+                )
+            )
+        return super()._post(soft=soft)
+
     def action_post(self):
         for invoice in self:
             # ---- Add a line with collection fees for each due date only for first due
diff --git a/l10n_it_riba/tests/test_riba.py b/l10n_it_riba/tests/test_riba.py
index 4ea00796e7b0..d700f1d31615 100644
--- a/l10n_it_riba/tests/test_riba.py
+++ b/l10n_it_riba/tests/test_riba.py
@@ -732,3 +732,35 @@ def test_file_substitute_forbidden_chars(self):
         file_content = base64.decodebytes(export_wizard.riba_txt).decode()
         self.assertNotIn("Via di là", file_content)
         self.assertIn("Via di la", file_content)
+
+    def test_riba_inv_no_bank(self):
+        """
+        Test that a riba invoice without a bank defined
+        cannot be confirmed (e.g. via the list view)
+        """
+        self.invoice.company_id.due_cost_service_id = self.service_due_cost.id
+        self.invoice.riba_partner_bank_id = False
+        with self.assertRaises(UserError) as err:
+            self.invoice.action_post()
+        err_msg = err.exception.args[0]
+        self.assertIn("Cannot post invoices", err_msg)
+        self.assertIn(self.invoice.partner_id.display_name, err_msg)
+        # We have to add back a taxed collection fee for each payment term line
+        # because they have been added during `action_post`
+        # and recorded in the exception message,
+        # but `assertRaises` rolls them back
+        collection_fees = self.invoice.invoice_payment_term_id.riba_payment_cost
+        collection_fees_tax = self.invoice.fiscal_position_id.map_tax(
+            self.service_due_cost.taxes_id
+        )
+        taxed_collection_fees = collection_fees_tax.compute_all(collection_fees)[
+            "total_included"
+        ]
+        self.assertIn(
+            str(
+                self.invoice.amount_total
+                + len(self.invoice.invoice_payment_term_id.line_ids)
+                * taxed_collection_fees
+            ),
+            err_msg,
+        )