diff --git a/addons/account/i18n/account.pot b/addons/account/i18n/account.pot
index 977722a216e..b95682eaac3 100644
--- a/addons/account/i18n/account.pot
+++ b/addons/account/i18n/account.pot
@@ -12346,6 +12346,15 @@ msgid ""
 "In doing so, you might want to resequence your entries in order to maintain a continuous date-based sequence."
 msgstr ""
 
+#. module: account
+#. odoo-python
+#: code:addons/account/models/account_bank_statement_line.py:0
+#, python-format
+msgid ""
+"%s reached an invalid state regarding its related statement line.\n"
+"To be consistent, the journal entry must always have exactly one suspense line."
+msgstr ""
+
 #. module: account
 #. odoo-python
 #: code:addons/account/models/account_move.py:0
diff --git a/addons/account/models/account_bank_statement_line.py b/addons/account/models/account_bank_statement_line.py
index fd46b5afb3f..16c359fdaf3 100644
--- a/addons/account/models/account_bank_statement_line.py
+++ b/addons/account/models/account_bank_statement_line.py
@@ -680,8 +680,12 @@ class AccountBankStatementLine(models.Model):
                         'amount': liquidity_lines.balance,
                     })
 
-                if len(suspense_lines) == 1:
-
+                if len(suspense_lines) > 1:
+                    raise UserError(_(
+                        "%s reached an invalid state regarding its related statement line.\n"
+                        "To be consistent, the journal entry must always have exactly one suspense line.", st_line.move_id.display_name
+                    ))
+                elif len(suspense_lines) == 1:
                     if journal_currency and suspense_lines.currency_id == journal_currency:
 
                         # The suspense line is expressed in the journal's currency meaning the foreign currency
diff --git a/addons/account/tests/test_account_bank_statement.py b/addons/account/tests/test_account_bank_statement.py
index b9dfa33e4b2..219e62cfbae 100644
--- a/addons/account/tests/test_account_bank_statement.py
+++ b/addons/account/tests/test_account_bank_statement.py
@@ -524,6 +524,20 @@ class TestAccountBankStatementLine(AccountTestInvoicingCommon):
             with self.subTest(params=params):
                 assertAppliedRate(*params)
 
+    def test_for_presence_single_suspense_line(self):
+        statement_line = self.env['account.bank.statement.line'].create({
+            'journal_id': self.bank_journal_3.id,
+            'date': '2019-01-01',
+            'payment_ref': 'line_1',
+            'amount': 0.0,
+        })
+
+        with self.assertRaises(UserError):
+            statement_line.line_ids = [Command.create({
+                'account_id': statement_line.journal_id.suspense_account_id.id,
+                'balance': 0.0,
+            })]
+
     def test_zero_amount_statement_line(self):
         ''' Ensure the statement line is directly marked as reconciled when having an amount of zero. '''
         self.company_data['company'].account_journal_suspense_account_id.reconcile = False