diff --git a/charts/metallb/policy/speaker.rego b/charts/metallb/policy/speaker.rego
new file mode 100644
index 0000000..d4d8137
--- /dev/null
+++ b/charts/metallb/policy/speaker.rego
@@ -0,0 +1,30 @@
+package main
+
+# validate serviceAccountName
+deny[msg] {
+  input.kind == "DaemonSet"
+  serviceAccountName := input.spec.template.spec.serviceAccountName
+  not serviceAccountName == "RELEASE-NAME-metallb-speaker"
+  msg = sprintf("speaker serviceAccountName '%s' does not match expected value", [serviceAccountName])
+}
+
+# validate METALLB_ML_SECRET_KEY (memberlist)
+deny[msg] {
+	input.kind == "DaemonSet"
+	not input.spec.template.spec.containers[0].env[5].name == "METALLB_ML_SECRET_KEY_PATH"
+	msg = "speaker env does not contain METALLB_ML_SECRET_KEY_PATH at env[5]"
+}
+
+# validate node selector includes builtin when custom ones are provided
+deny[msg] {
+  input.kind == "DaemonSet"
+  not input.spec.template.spec.nodeSelector["kubernetes.io/os"] == "linux"
+  msg = "controller nodeSelector does not include '\"kubernetes.io/os\": linux'"
+}
+
+# validate tolerations include the builtins when custom ones are provided
+deny[msg] {
+  input.kind == "DaemonSet"
+  not input.spec.template.spec.tolerations[0] == { "key": "node-role.kubernetes.io/master", "effect": "NoSchedule", "operator": "Exists" }
+  msg = "controller tolerations does not include node-role.kubernetes.io/master:NoSchedule"
+}