diff --git a/l10n_de_dtvf/models/account_account.py b/l10n_de_dtvf/models/account_account.py
new file mode 100644
index 00000000..7e0f8b58
--- /dev/null
+++ b/l10n_de_dtvf/models/account_account.py
@@ -0,0 +1,14 @@
+# Copyright 2022 Hunki Enterprises BV
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from odoo import fields, models
+
+
+class AccountAccount(models.Model):
+    _inherit = "account.account"
+
+    datev_export_nonautomatic = fields.Boolean(
+        "Suppress automatic calculations in DATEV",
+        help="When this flag is set, journal items from this account will be exported "
+        "with field 'BU-Schlussel' set to '40', which inhibits automatic calculations "
+        "in DATEV.",
+    )
diff --git a/l10n_de_dtvf/views/account_account.xml b/l10n_de_dtvf/views/account_account.xml
new file mode 100644
index 00000000..dffd06f3
--- /dev/null
+++ b/l10n_de_dtvf/views/account_account.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- Copyright 2022 Hunki Enterprises BV
+     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
+<odoo>
+
+<record id="view_account_account_form" model="ir.ui.view">
+    <field name="model">account.account</field>
+    <field name="inherit_id" ref="account.view_account_form" />
+    <field name="arch" type="xml">
+        <group position="after">
+            <group name="l10n_de_dtvf">
+                <field name="datev_export_nonautomatic" />
+            </group>
+        </group>
+    </field>
+</record>
+
+</odoo>