diff --git a/backend/audit/models/access.py b/backend/audit/models/access.py
index 4527c4b913..2ed076f37e 100644
--- a/backend/audit/models/access.py
+++ b/backend/audit/models/access.py
@@ -32,7 +32,7 @@ def create(self, **obj_data):
         # try to pair this Access with an actual User object if we have one for this email address
         if obj_data["email"]:
             try:
-                acc_user = User.objects.get(email=obj_data["email"])
+                acc_user = User.objects.get(email__iexact=obj_data["email"])
             # if we don't have a User for this email, leave it as None (unclaimed Access)
             except User.DoesNotExist:
                 acc_user = None
diff --git a/backend/audit/views/manage_submission_access.py b/backend/audit/views/manage_submission_access.py
index efbc455c65..397b8c9c3e 100644
--- a/backend/audit/views/manage_submission_access.py
+++ b/backend/audit/views/manage_submission_access.py
@@ -19,7 +19,7 @@ def _get_friendly_role(role):
 
 
 def _create_and_save_access(sac, role, fullname, email):
-    Access(sac=sac, role=role, fullname=fullname, email=email).save()
+    Access.objects.create(sac=sac, role=role, fullname=fullname, email=email)
 
 
 class ChangeAccessForm(forms.Form):
diff --git a/backend/census_historical_migration/test_notes_to_sefa_xforms.py b/backend/census_historical_migration/test_notes_to_sefa_xforms.py
index be8ef83aea..4e85bd03ed 100644
--- a/backend/census_historical_migration/test_notes_to_sefa_xforms.py
+++ b/backend/census_historical_migration/test_notes_to_sefa_xforms.py
@@ -69,6 +69,12 @@ def test_rate_not_used(self):
             ),
             "N",
         )
+        self.assertEqual(
+            xform_is_minimis_rate_used(
+                "There are no additional indirect costs allocated to the Corporation."
+            ),
+            "N",
+        )
 
     def test_rate_with_multiple_spaces(self):
         """Test that the function returns the correct results when the rate is used and there are multiple spaces between words."""
diff --git a/backend/census_historical_migration/workbooklib/notes_to_sefa.py b/backend/census_historical_migration/workbooklib/notes_to_sefa.py
index 43ec5b837d..b360514083 100644
--- a/backend/census_historical_migration/workbooklib/notes_to_sefa.py
+++ b/backend/census_historical_migration/workbooklib/notes_to_sefa.py
@@ -67,13 +67,17 @@ def xform_is_minimis_rate_used(rate_content):
         r"not\s+opt\s+to\s+use",
         r"not\s+us(e|ed)",
         r"not\s+elec(t|ted)",
-        r"has\s+not\s+charged.*not\s+applicable",
+        r"not\s+applicable",
         r"has\s+elected\s+not",
         r"did\s+not\s+charge\s+indirect\s+costs",
         r"did\s+not\s+make\s+an\s+election",
         r"not\s+eligible\s+to\s+use",
-        r"made\s+no\s+inderect\s+cost\s+rate\s+election",
         r"rather\s+than\s+the\s+10%",
+        r"no\s+additional\s+indirect\s+costs",
+        r"(rate|costs)\s+does\s+not\s+apply",
+        r"not\s+based\s+on\s+eligible\s+costs",
+        r"no\s+indirect\s+costs?",
+        r"not\s+utilized\s+the\s+10%",
     ]
 
     # Patterns that indicate the de minimis rate WAS used
@@ -84,6 +88,7 @@ def xform_is_minimis_rate_used(rate_content):
         r"has\s+adopted",
         r"elected\s+to",
         r"is\s+subject\s+to\s+the\s+10-percent",
+        r"utilized\s+the\s+10%",
     ]
 
     # Check for each pattern in the respective lists