diff --git a/public/app/themes/clarity/functions.php b/public/app/themes/clarity/functions.php
index 48bb875f6..09d607081 100644
--- a/public/app/themes/clarity/functions.php
+++ b/public/app/themes/clarity/functions.php
@@ -81,7 +81,6 @@
 require_once 'inc/content-filter/search-query.php';
 require_once 'inc/content-filter/search.php';
 require_once 'inc/enqueue.php';
-require_once 'inc/environment-notice.php';
 require_once 'inc/form-builder.php';
 require_once 'inc/forms.php';
 require_once 'inc/get-component.php';
diff --git a/public/app/themes/clarity/inc/environment-notice.php b/public/app/themes/clarity/inc/environment-notice.php
deleted file mode 100644
index 3b999bcf3..000000000
--- a/public/app/themes/clarity/inc/environment-notice.php
+++ /dev/null
@@ -1,49 +0,0 @@
-<?php
-
-namespace MOJ\Intranet;
-
-class EnvironmentNotice
-{
-    public function __construct()
-    {
-        add_action('admin_notices', [$this, 'content']);
-    }
-
-    /**
-     * @return string
-     */
-    public function content(): string
-    {
-        if (getenv('WP_ENV') === 'production') {
-            return '';
-        }
-
-        echo '<style>
-            body.toplevel_page_elasticpress #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-settings #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-sync #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-health #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-query-log #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-weighting #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-synonyms #wpbody .moj-intro-notice.update-nag,
-            body.elasticpress_page_elasticpress-weighting #wpbody .moj-intro-notice.update-nag {
-                margin: 15px 20px 10px 1px;
-            }
-        </style>';
-
-        echo '<div class="moj-intro-notice notice-warning update-nag notice">
-            <div class="intro-notice-img-wrap" style="min-width: 60px;margin-top: -9px;margin-left: -9px;">
-                <span class="dashicons dashicons-warning" style="display: block;font-size: 44px;color: orange;"></span>
-            </div>
-            <div>
-                <h3 class="intro-notice-header" style="margin-top:1px">
-                    Your current environment is:
-                    <span style="text-transform: uppercase;color: green;">' . getenv('WP_ENV') . '</span></h3>
-            </div>
-        </div>';
-
-        return '';
-    }
-}
-
-new EnvironmentNotice();