diff --git a/go/tag/tenant.go b/go/tag/tenant.go
new file mode 100644
index 00000000..0e7fecf7
--- /dev/null
+++ b/go/tag/tenant.go
@@ -0,0 +1,7 @@
+package tag
+
+const (
+	// ProviderTenant if attached to a tenant with a non empty value,
+	// this tenant is treated as the provider tenant.
+	ProviderTenant = "tenant.metal-stack.io/provider"
+)