diff --git a/emr/outputs.tf b/emr/outputs.tf
new file mode 100644
index 0000000..4fe3179
--- /dev/null
+++ b/emr/outputs.tf
@@ -0,0 +1,4 @@
+output "security_group_ids" {
+  description = "Map of security groups created for AWS for each of the EMR groupings"
+  value       = { for k, v in aws_security_group.sg : k => v.id }
+}