diff --git a/Workflows/Windows/Windows Server/Roles/Active Directory Certificate Services.md b/Workflows/Windows/Windows Server/Roles/Active Directory Certificate Services.md
index ff83428..9e4d025 100644
--- a/Workflows/Windows/Windows Server/Roles/Active Directory Certificate Services.md	
+++ b/Workflows/Windows/Windows Server/Roles/Active Directory Certificate Services.md	
@@ -15,6 +15,9 @@ This document outlines the Microsoft-recommended best practices for deploying a
     - Ensure the timezone is correctly configured
     - Ensure the hostname is correctly configured
 
+!!! note "Domain Environment Assumptions"
+    It is assumed that you already have existing infrastructure hosting an Active Directory Domain with at least one domain controller.  This document does not outline how to set up a domain controller, you will need to figure that out on your own.
+
 ## Offline (Non-Domain-Joined) Root CA `LAB-CA-01` 
 ### Role Deployment
 This is the initial deployment of the root certificate authority, the settings here should be double and triple checked before proceeding through each step.