diff --git a/l10n_be_coa_multilang/__manifest__.py b/l10n_be_coa_multilang/__manifest__.py
index 29bc643..376a734 100644
--- a/l10n_be_coa_multilang/__manifest__.py
+++ b/l10n_be_coa_multilang/__manifest__.py
@@ -1,9 +1,9 @@
-# Copyright 2009-2020 Noviat
+# Copyright 2009-2021 Noviat
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 {
     'name': 'Belgium - Multilingual Chart of Accounts (en/nl/fr)',
-    'version': '11.0.1.2.4',
+    'version': '11.0.1.2.5',
     'license': 'AGPL-3',
     'author': "Noviat",
     'website': 'http://www.noviat.com',
diff --git a/l10n_be_coa_multilang/models/account_chart_template.py b/l10n_be_coa_multilang/models/account_chart_template.py
index 8a15229..6b64440 100644
--- a/l10n_be_coa_multilang/models/account_chart_template.py
+++ b/l10n_be_coa_multilang/models/account_chart_template.py
@@ -1,7 +1,7 @@
-# Copyright 2009-2017 Noviat
+# Copyright 2009-2020 Noviat
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from openerp import fields, models
+from odoo import fields, models
 
 
 class account_chart_template(models.Model):
diff --git a/l10n_be_coa_multilang/wizards/l10n_be_vat_declaration.py b/l10n_be_coa_multilang/wizards/l10n_be_vat_declaration.py
index 8cf3595..af42f44 100644
--- a/l10n_be_coa_multilang/wizards/l10n_be_vat_declaration.py
+++ b/l10n_be_coa_multilang/wizards/l10n_be_vat_declaration.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Noviat
+# Copyright 2009-2021 Noviat
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 import base64
@@ -300,10 +300,24 @@ def _get_case_domain(self, case_code, get_domain=True):
                            self._tax_debt_in_refund_cases()):
             inv_type = 'in_refund'
         if inv_type:
-            if inv_type in ['out_refund']:
-                # filter out refund cases when the Journal Item
-                # has no originating invoice, e.g.
-                # POS Orders, misc. operations
+            # filter out invoice or refund cases based on
+            # transaction sign when the Journal Item
+            # has no originating invoice, e.g.
+            # POS Orders, misc. operations
+            if inv_type == 'out_invoice':
+                inv_type_args = [
+                    '|',
+                    ('invoice_id.type', '=', inv_type),
+                    '&',
+                    ('invoice_id', '=', False),
+                    ('credit', '>', 0)
+                ]
+                inv_check = (
+                    "({aml}.invoice_id.type == '%s'"
+                    " or "
+                    "(not {aml}.invoice_id and ({aml}.credit > 0)))"
+                ) % inv_type
+            elif inv_type == 'out_refund':
                 inv_type_args = [
                     '|',
                     ('invoice_id.type', '=', inv_type),
@@ -316,10 +330,20 @@ def _get_case_domain(self, case_code, get_domain=True):
                     " or "
                     "(not {aml}.invoice_id and ({aml}.debit > 0)))"
                 ) % inv_type
-            elif inv_type in ['in_refund']:
-                # filter out refund cases when the Journal Item
-                # has no originating invoice, e.g.
-                # bank costs, expense notes, misc. operations
+            elif inv_type == 'in_invoice':
+                inv_type_args = [
+                    '|',
+                    ('invoice_id.type', '=', inv_type),
+                    '&',
+                    ('invoice_id', '=', False),
+                    ('debit', '>', 0),
+                ]
+                inv_check = (
+                    "({aml}.invoice_id.type == '%s'"
+                    " or "
+                    "(not {aml}.invoice_id and ({aml}.debit > 0)))"
+                ) % inv_type
+            elif inv_type == 'in_refund':
                 inv_type_args = [
                     '|',
                     ('invoice_id.type', '=', inv_type),