diff --git a/l10n_nl_tax_statement/models/account_move_line.py b/l10n_nl_tax_statement/models/account_move_line.py
index 82c1c368a..3de356bc7 100644
--- a/l10n_nl_tax_statement/models/account_move_line.py
+++ b/l10n_nl_tax_statement/models/account_move_line.py
@@ -31,9 +31,53 @@ def _get_l10n_nl_vat_statement_protected_fields(self):
             "tax_tag_ids",
         ]
 
+    def check_field_is_equal(self, changed_protected_field, values):
+        self.ensure_one()
+        field = self._fields.get(changed_protected_field)
+        old_value = self[changed_protected_field]
+        new_value = values[changed_protected_field]
+        if field.type in ["many2many", "one2many"]:
+            # if field is X2M , the only acceptable value is
+            # [[6,0,self[changed_protected_field].ids]]
+            # wich is what the web client posts in case there is a editable X2M in form
+            # that is unchanged.
+            # If it is a list of tuple-commands, and the last one is precisely
+            # values[changed_protected_field][2] == self[changed_protected_field].ids
+            # we will not accept any modification to protected fields,
+            # only the standard 6,0,[ids] coming from the default web edit.
+            return (
+                len(new_value) == 1
+                and new_value[0][0] == 6
+                and new_value[0][2] == old_value.ids
+            )
+        if new_value:
+            return old_value == new_value
+        return bool(old_value) == bool(new_value)
+
     def write(self, values):
+        # before doing anything we check the nl_vat_statement:check_state,
+        if not self._l10n_nl_vat_statement_should_check_write(values):
+            return super().write(values)
+        # now we add code to check if any of the modified fields present in
+        # values are the same as existing field value. this is a known limitation
+        # of odoo web client, it passes all non-readonly value fields in a form
+        # for writing , even if the value has not been changed.
+        protected_fields = self._get_l10n_nl_vat_statement_protected_fields()
+        protected_fields_in_values = [x for x in values.keys() if x in protected_fields]
+        invalid_fields = set()
+        for this in self:
+            for protected_field in protected_fields_in_values:
+                is_equal = this.check_field_is_equal(protected_field, values)
+                if not is_equal:
+                    # if the field is invalid in even one
+                    # of the records it cannot be popped
+                    invalid_fields.add(protected_field)
+        for protected_field in protected_fields_in_values:
+            if protected_field not in invalid_fields:
+                values.pop(protected_field)
         if self._l10n_nl_vat_statement_should_check_write(values):
-            self._l10n_nl_vat_statement_check_state()
+            for this in self:
+                this._l10n_nl_vat_statement_check_state()
         return super().write(values)
 
     @api.model
diff --git a/l10n_nl_tax_statement/tests/test_l10n_nl_vat_statement.py b/l10n_nl_tax_statement/tests/test_l10n_nl_vat_statement.py
index e9d4454e2..16fdec7ad 100644
--- a/l10n_nl_tax_statement/tests/test_l10n_nl_vat_statement.py
+++ b/l10n_nl_tax_statement/tests/test_l10n_nl_vat_statement.py
@@ -2,6 +2,7 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
 import datetime
+import logging
 
 from dateutil.relativedelta import relativedelta
 
@@ -13,6 +14,8 @@
 from odoo.tests.common import TransactionCase
 from odoo.tools import convert_file
 
+_logger = logging.getLogger(__name__)
+
 
 class TestVatStatement(TransactionCase):
     def _load(self, module, *args):
@@ -157,6 +160,22 @@ def _create_test_invoice(self):
         self.invoice_1 = invoice_form.save()
         self.assertEqual(len(self.invoice_1.line_ids), 5)
 
+        # testing noop writing now allowed
+        for line in self.invoice_1.line_ids:
+            values = {"name": line.name}
+            self.assertEqual(line.write(values), True)
+            self.assertEqual(line.check_field_is_equal("name", values), True)
+        # testing noop writing on tax_id Many2Many allowed
+        for line in self.invoice_1.line_ids:
+            values = {"tax_ids": [(6, 0, line.tax_ids.ids)]}
+            self.assertEqual(line.check_field_is_equal("tax_ids", values), True)
+            self.assertEqual(line.write(values), True)
+
+        # testing no protected field code branch:
+        line = self.invoice_1.line_ids[0]
+        values = {"ref": 12345}
+        self.assertEqual(line.write(values), True)
+
     def test_01_onchange(self):
         daterange_type = self.env["date.range.type"].create({"name": "Type 1"})
         daterange = self.env["date.range"].create(
@@ -355,7 +374,7 @@ def test_12_undeclared_invoice(self):
         )
         self.assertTrue(invoice_lines)
         with self.assertRaises(UserError):
-            invoice_lines[0].date = fields.Date.today()
+            invoice_lines[0].date = fields.Date.today() + relativedelta(day=1)
 
     def test_13_no_previous_statement_posted(self):
         statement2 = self.env["l10n.nl.vat.statement"].create({"name": "Statement 2"})