diff --git a/InvenTree/report/migrations/0013_testreport_include_installed.py b/InvenTree/report/migrations/0013_testreport_include_installed.py
new file mode 100644
index 0000000000..3a535bf172
--- /dev/null
+++ b/InvenTree/report/migrations/0013_testreport_include_installed.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.7 on 2021-02-19 04:49
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('report', '0012_buildreport'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='testreport',
+            name='include_installed',
+            field=models.BooleanField(default=False, help_text='Include test results for stock items installed inside assembled item', verbose_name='Include Installed Tests'),
+        ),
+    ]
diff --git a/InvenTree/report/models.py b/InvenTree/report/models.py
index 4ab6a25bf4..00777449fc 100644
--- a/InvenTree/report/models.py
+++ b/InvenTree/report/models.py
@@ -281,6 +281,12 @@ class TestReport(ReportTemplateBase):
         ]
     )
 
+    include_installed = models.BooleanField(
+        default=False,
+        verbose_name=_('Include Installed Tests'),
+        help_text=_('Include test results for stock items installed inside assembled item')
+    )
+
     def matches_stock_item(self, item):
         """
         Test if this report template matches a given StockItem objects
@@ -304,8 +310,8 @@ class TestReport(ReportTemplateBase):
         return {
             'stock_item': stock_item,
             'part': stock_item.part,
-            'results': stock_item.testResultMap(),
-            'result_list': stock_item.testResultList()
+            'results': stock_item.testResultMap(include_installed=self.include_installed),
+            'result_list': stock_item.testResultList(include_installed=self.include_installed)
         }