diff --git a/tests/providers/azure/services/iam/iam_subscription_roles_owner_custom_not_created/__init__.py b/tests/providers/azure/services/iam/iam_subscription_roles_owner_custom_not_created/__init__.py
deleted file mode 100644
index e69de29b..00000000
diff --git a/tests/providers/azure/services/iam/iam_subscription_roles_owner_custom_not_created/iam_subscription_roles_owner_custom_not_created_test.py b/tests/providers/azure/services/iam/iam_subscription_roles_owner_custom_not_created/iam_subscription_roles_owner_custom_not_created_test.py
index e69de29b..f76ea0e6 100644
--- a/tests/providers/azure/services/iam/iam_subscription_roles_owner_custom_not_created/iam_subscription_roles_owner_custom_not_created_test.py
+++ b/tests/providers/azure/services/iam/iam_subscription_roles_owner_custom_not_created/iam_subscription_roles_owner_custom_not_created_test.py
@@ -0,0 +1,90 @@
+from unittest import mock
+from uuid import uuid4
+
+from azure.mgmt.authorization.v2022_04_01.models import Permission
+
+from prowler.providers.azure.services.iam.iam_service import Role
+
+AZURE_SUSCRIPTION = str(uuid4())
+
+
+class Test_defender_ensure_defender_for_storage_is_on:
+    def test_iam_no_roles(self):
+        defender_client = mock.MagicMock
+        defender_client.roles = {}
+
+        with mock.patch(
+            "prowler.providers.azure.services.iam.iam_subscription_roles_owner_custom_not_created.iam_subscription_roles_owner_custom_not_created.iam_client",
+            new=defender_client,
+        ):
+            from prowler.providers.azure.services.iam.iam_subscription_roles_owner_custom_not_created.iam_subscription_roles_owner_custom_not_created import (
+                iam_subscription_roles_owner_custom_not_created,
+            )
+
+            check = iam_subscription_roles_owner_custom_not_created()
+            result = check.execute()
+            assert len(result) == 0
+
+    def test_iam_custom_owner_role_created_with_all(self):
+        defender_client = mock.MagicMock
+        role_name = "test-role"
+        defender_client.roles = {
+            AZURE_SUSCRIPTION: [
+                Role(
+                    id=str(uuid4()),
+                    name=role_name,
+                    type="type-role",
+                    assignable_scopes=["/*"],
+                    permissions=[Permission(actions="*")],
+                )
+            ]
+        }
+
+        with mock.patch(
+            "prowler.providers.azure.services.iam.iam_subscription_roles_owner_custom_not_created.iam_subscription_roles_owner_custom_not_created.iam_client",
+            new=defender_client,
+        ):
+            from prowler.providers.azure.services.iam.iam_subscription_roles_owner_custom_not_created.iam_subscription_roles_owner_custom_not_created import (
+                iam_subscription_roles_owner_custom_not_created,
+            )
+
+            check = iam_subscription_roles_owner_custom_not_created()
+            result = check.execute()
+            assert len(result) == 1
+            assert result[0].status == "FAIL"
+            assert (
+                result[0].status_extended
+                == f"Role {role_name} from subscription {AZURE_SUSCRIPTION} is a custom owner role"
+            )
+
+    def test_iam_custom_owner_role_created_with_no_permissions(self):
+        defender_client = mock.MagicMock
+        role_name = "test-role"
+        defender_client.roles = {
+            AZURE_SUSCRIPTION: [
+                Role(
+                    id=str(uuid4()),
+                    name=role_name,
+                    type="type-role",
+                    assignable_scopes=[""],
+                    permissions=[Permission()],
+                )
+            ]
+        }
+
+        with mock.patch(
+            "prowler.providers.azure.services.iam.iam_subscription_roles_owner_custom_not_created.iam_subscription_roles_owner_custom_not_created.iam_client",
+            new=defender_client,
+        ):
+            from prowler.providers.azure.services.iam.iam_subscription_roles_owner_custom_not_created.iam_subscription_roles_owner_custom_not_created import (
+                iam_subscription_roles_owner_custom_not_created,
+            )
+
+            check = iam_subscription_roles_owner_custom_not_created()
+            result = check.execute()
+            assert len(result) == 1
+            assert result[0].status == "PASS"
+            assert (
+                result[0].status_extended
+                == f"Role {role_name} from subscription {AZURE_SUSCRIPTION} is not a custom owner role"
+            )