diff --git a/app/domains.js b/app/domains.js
index 544a246..b0bbf2a 100644
--- a/app/domains.js
+++ b/app/domains.js
@@ -1,5 +1,15 @@
 /*jshint esversion:6*/
 
+/*
+README
+THIS MODULE OF THE SLACKBOT IS NO LONGER FUNCTIONAL.
+Access to the ukgovernmentdigital.slack.com is no longer managed through this slackbot. Please do not submit PRs against approvedDomains.
+*/
+
+/*
+DO NOT PR BEYOND THIS LINE
+*/
+
 /*
 Adding an entry into the `approvedDomains` array below works as a postfix so any email domain ending with a postfix can then be invited through the bot.