diff --git a/ds-caselaw-ingester/lambda_function.py b/ds-caselaw-ingester/lambda_function.py
index 9ea88d0..950b44c 100644
--- a/ds-caselaw-ingester/lambda_function.py
+++ b/ds-caselaw-ingester/lambda_function.py
@@ -444,7 +444,6 @@ def insert_document_xml(self) -> bool:
         return True
 
     def set_document_identifiers(self) -> None:
-        logging.critical("start set_document_identifiers")
         doc = api_client.get_document_by_uri(DocumentURIString(self.uri))
         if doc.identifiers:
             msg = f"Ingesting, but identifiers already present for {self.uri}!"
@@ -453,12 +452,14 @@ def set_document_identifiers(self) -> None:
         try:
             ncn = doc.neutral_citation
         except AttributeError:
-            return
+            ncn = None
 
         if ncn:
             doc.identifiers.add(NeutralCitationNumber(ncn))
             doc.identifiers.save(doc)
-            logging.info(f"Ingested document had NCN {ncn}")
+            logger.info(f"Ingested document had NCN {ncn}")
+        else:
+            logger.info(f"Ingested document had NCN (NOT FOUND)")
 
     def send_updated_judgment_notification(self) -> None:
         personalisation = personalise_email(self.uri, self.metadata)
diff --git a/ds-caselaw-ingester/tests.py b/ds-caselaw-ingester/tests.py
index 6c74b92..6c54d9a 100644
--- a/ds-caselaw-ingester/tests.py
+++ b/ds-caselaw-ingester/tests.py
@@ -140,6 +140,8 @@ def test_handler_messages_v2(
         capsys,
     ):
         boto_session.return_value.client.return_value.download_file = create_fake_tdr_file
+        doc = apiclient.get_document_by_uri.return_value
+        doc.neutral_citation = None
 
         message = v2_message_raw
         event = {"Records": [{"Sns": {"Message": message}}, {"Sns": {"Message": message}}]}
@@ -161,6 +163,8 @@ def test_handler_messages_v2(
             payload=ANY,
         )
         assert annotation.call_count == 2
+        doc.identifiers.add.assert_not_called()
+        doc.identifiers.save.assert_not_called()
 
     @patch("lambda_function.api_client", autospec=True)
     @patch("lambda_function.boto3.session.Session")
@@ -180,6 +184,8 @@ def test_handler_messages_s3(
     ):
         """Test that, with appropriate stubs, an S3 message passes through the parsing process"""
         boto_session.return_value.client.return_value.download_file = create_fake_bulk_file
+        doc = apiclient.get_document_by_uri.return_value
+        doc.neutral_citation = "[2012] UKUT 82 (IAC)"
 
         message = s3_message_raw
         event = {"Records": [{"Sns": {"Message": message}}, {"Sns": {"Message": message}}]}
@@ -200,6 +206,7 @@ def test_handler_messages_s3(
         notify_new.assert_not_called()
         notify_updated.assert_not_called()
         modify_filename.assert_not_called()
+
         annotation.assert_called_with(
             ANY,
             automated=True,
@@ -207,6 +214,8 @@ def test_handler_messages_s3(
             payload=ANY,
         )
         assert annotation.call_count == 2
+        assert doc.identifiers.add.call_args_list[0].args[0].value == "[2012] UKUT 82 (IAC)"
+        doc.identifiers.save.assert_called()
 
 
 class TestLambda: