diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 4f4fef6ab2e..c1d98380c35 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -1194,11 +1194,10 @@ class AccountMove(models.Model):
             if move.is_invoice(include_receipts=True):
                 base_lines = move.invoice_line_ids.filtered(lambda line: line.display_type == 'product')
                 base_line_values_list = [line._convert_to_tax_base_line_dict() for line in base_lines]
-
+                sign = move.direction_sign
                 if move.id:
                     # The invoice is stored so we can add the early payment discount lines directly to reduce the
                     # tax amount without touching the untaxed amount.
-                    sign = -1 if move.is_inbound(include_receipts=True) else 1
                     base_line_values_list += [
                         {
                             **line._convert_to_tax_base_line_dict(),
@@ -1252,7 +1251,8 @@ class AccountMove(models.Model):
                 move.tax_totals = self.env['account.tax']._prepare_tax_totals(**kwargs)
                 rounding_line = move.line_ids.filtered(lambda l: l.display_type == 'rounding')
                 if rounding_line:
-                    amount_total_rounded = move.tax_totals['amount_total'] - rounding_line.balance
+                    amount_total_rounded = move.tax_totals['amount_total'] + sign * rounding_line.amount_currency
+                    move.tax_totals['amount_total_rounded'] = amount_total_rounded
                     move.tax_totals['formatted_amount_total_rounded'] = formatLang(self.env, amount_total_rounded, currency_obj=move.currency_id) or ''
             else:
                 # Non-invoice moves don't support that field (because of multicurrency: all lines of the invoice share the same currency)
@@ -1912,6 +1912,7 @@ class AccountMove(models.Model):
             '''
             rounding_line_vals = {
                 'balance': diff_balance,
+                'amount_currency': diff_amount_currency,
                 'partner_id': self.partner_id.id,
                 'move_id': self.id,
                 'currency_id': self.currency_id.id,
diff --git a/addons/account/tests/test_invoice_tax_totals.py b/addons/account/tests/test_invoice_tax_totals.py
index 8584151abff..ad2f268d72f 100644
--- a/addons/account/tests/test_invoice_tax_totals.py
+++ b/addons/account/tests/test_invoice_tax_totals.py
@@ -809,3 +809,61 @@ class TestTaxTotals(AccountTestInvoicingCommon):
             ],
             'subtotals_order': ["Untaxed Amount"],
         })
+
+    def test_cash_rounding_amount_total_rounded(self):
+        tax_15 = self.env['account.tax'].create({
+            'name': "tax_15",
+            'amount_type': 'percent',
+            'amount': 15.0,
+        })
+        cash_rounding = self.env['account.cash.rounding'].create({
+            'name': 'Rounding HALF-UP',
+            'rounding': 1,
+            'strategy': 'biggest_tax',
+            'rounding_method': 'HALF-UP',
+        })
+
+        invoice = self.init_invoice('out_invoice', amounts=[378], taxes=tax_15)
+        invoice.invoice_cash_rounding_id = cash_rounding
+        self.assertEqual(invoice.tax_totals['amount_total_rounded'], 435)
+
+        bill = self.init_invoice('in_invoice', amounts=[378], taxes=tax_15)
+        bill.invoice_cash_rounding_id = cash_rounding
+        self.assertEqual(bill.tax_totals['amount_total_rounded'], 435)
+
+    def test_cash_rounding_amount_total_rounded_foreign_currency(self):
+        tax_15 = self.env['account.tax'].create({
+            'name': "tax_15",
+            'amount_type': 'percent',
+            'amount': 15.0,
+        })
+        cash_rounding = self.env['account.cash.rounding'].create({
+            'name': 'Rounding HALF-UP',
+            'rounding': 10,
+            'strategy': 'biggest_tax',
+            'rounding_method': 'HALF-UP',
+        })
+        self.env['res.currency.rate'].create({
+            'name': '2023-01-01',
+            'rate': 0.2,
+            'currency_id': self.currency_data['currency'].id,
+            'company_id': self.env.company.id,
+        })
+        for move_type in ['out_invoice', 'in_invoice']:
+            move = self.env['account.move'].create({
+                'move_type': move_type,
+                'partner_id': self.partner_a.id,
+                'invoice_date': '2023-01-01',
+                'currency_id': self.currency_data['currency'].id,
+                'invoice_line_ids': [
+                    Command.create({
+                        'name': 'line',
+                        'display_type': 'product',
+                        'price_unit': 100,
+                        'tax_ids': [tax_15.id],
+                    })
+                ]
+            })
+            move.invoice_cash_rounding_id = cash_rounding
+            self.assertEqual(move.tax_totals['amount_total'], 115)
+            self.assertEqual(move.tax_totals['amount_total_rounded'], 120)