diff --git a/app/views/layouts/_google_tag_manager.html.erb b/app/views/layouts/_google_tag_manager.html.erb
new file mode 100644
index 0000000000..9f24e3abbd
--- /dev/null
+++ b/app/views/layouts/_google_tag_manager.html.erb
@@ -0,0 +1,7 @@
+<% if ENV["GOOGLE_TAG_MANAGER_ID"] %>
+  <%= render "govuk_publishing_components/components/google_tag_manager_script", {
+    gtm_id: ENV["GOOGLE_TAG_MANAGER_ID"],
+    gtm_auth: ENV["GOOGLE_TAG_MANAGER_AUTH"],
+    gtm_preview: ENV["GOOGLE_TAG_MANAGER_PREVIEW"]
+  } %>
+<% end %>
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 9c77c04d6e..f5970a7c18 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -13,13 +13,7 @@
     dataLayer.push({ 'gtm.blacklist': ['html', 'customScripts', 'nonGoogleScripts', 'customPixels'] });
   </script>
 
-  <% if ENV["GOOGLE_TAG_MANAGER_ID"] %>
-    <%= render "govuk_publishing_components/components/google_tag_manager_script", {
-      gtm_id: ENV["GOOGLE_TAG_MANAGER_ID"],
-      gtm_auth: ENV["GOOGLE_TAG_MANAGER_AUTH"],
-      gtm_preview: ENV["GOOGLE_TAG_MANAGER_PREVIEW"]
-    } %>
-  <% end %>
+<% render "layouts/google_tag_manager" %>
 
   <meta name="app-environment" content="<%= Rails.env %>">
 <% end %>