diff --git a/app/components/footer_component.html.erb b/app/components/footer_component.html.erb
index 5054724431..8a2a1bbc0d 100644
--- a/app/components/footer_component.html.erb
+++ b/app/components/footer_component.html.erb
@@ -46,5 +46,3 @@
     </div>
   </div>
 </footer>
-
-<%= render "sections/zendesk_chat_settings" %>
diff --git a/app/views/sections/_zendesk_chat_settings.html.erb b/app/views/sections/_zendesk_chat_settings.html.erb
deleted file mode 100644
index 3e7363d797..0000000000
--- a/app/views/sections/_zendesk_chat_settings.html.erb
+++ /dev/null
@@ -1,11 +0,0 @@
-<script>
-  window.zESettings = {
-    webWidget: {
-      chat: {
-        departments: {
-          enabled: []
-        }
-      }
-    }
-  };
-</script>
diff --git a/app/webpacker/javascript/zendesk_chat_reload.js b/app/webpacker/javascript/zendesk_chat_reload.js
deleted file mode 100644
index 3e0c2eb5b5..0000000000
--- a/app/webpacker/javascript/zendesk_chat_reload.js
+++ /dev/null
@@ -1,7 +0,0 @@
-// Ensure the Zendesk Chat widget gets reloaded on page change.
-// Without this, it works on the first page load but then does not
-// appear if you change page and try and open it.
-window.addEventListener('turbolinks:before-render', function () {
-  window.zEACLoaded = undefined;
-  window.$zopim = undefined;
-});
diff --git a/app/webpacker/packs/application.js b/app/webpacker/packs/application.js
index 9762d8641d..bc66f2b34f 100644
--- a/app/webpacker/packs/application.js
+++ b/app/webpacker/packs/application.js
@@ -11,7 +11,6 @@ require.context('../images', true);
 require.context('../documents', true);
 
 require('../javascript/perfume');
-require('../javascript/zendesk_chat_reload');
 
 Rails.start();
 Turbolinks.start();
diff --git a/config/initializers/secure_headers.rb b/config/initializers/secure_headers.rb
index 16962591cf..8a8a59c91d 100644
--- a/config/initializers/secure_headers.rb
+++ b/config/initializers/secure_headers.rb
@@ -28,7 +28,6 @@
   google_doubleclick = %w[*.doubleclick.net *.googleads.g.doubleclick.net *.ad.doubleclick.net *.fls.doubleclick.net stats.g.doubleclick.net]
   google_apis        = %w[*.googleapis.com googleapis.com https://fonts.googleapis.com]
 
-  zendesk     = %w[wss://api.eu-1.smooch.io/faye api.eu-1.smooch.io *.zendesk.com static.zdassets.com https://*.zopim.com wss://*.zopim.com dfesupport-tpuk.zendesk.com ekr.zdassets.com]
   facebook    = %w[*.facebook.com *.facebook.net *.connect.facebook.net]
   govuk       = %w[*.gov.uk www.gov.uk]
   jquery      = %w[code.jquery.com]
@@ -51,7 +50,7 @@
 
   # We're not sure why yet but the asset host needs to be
   # explicitly whitelisted in the media_src directive or the CSP
-  #  blocks videos from loading. We don't appear to have this issue
+  # blocks videos from loading. We don't appear to have this issue
   # with the img_src, oddly.
   assets = []
   assets << ENV["APP_ASSETS_URL"] if ENV["APP_ASSETS_URL"].present?
@@ -64,15 +63,15 @@
     default_src: %w['none'],
     base_uri: self_base,
     child_src: self_base.concat(youtube, pinterest, snapchat),
-    connect_src: self_base.concat(google_apis, pinterest, google_analytics, google_supported, google_doubleclick, facebook, zendesk, snapchat, sentry, gtm_server, clarity, vwo),
+    connect_src: self_base.concat(google_apis, pinterest, google_analytics, google_supported, google_doubleclick, facebook, snapchat, sentry, gtm_server, clarity, vwo),
     font_src: self_base.concat(govuk, data, %w[fonts.gstatic.com]),
     form_action: self_base.concat(snapchat, facebook, govuk),
     frame_src: self_base.concat(snapchat, facebook, youtube, google_doubleclick, google_analytics, data, pinterest, clarity, vwo),
     frame_ancestors: self_base,
     img_src: self_base.concat(govuk, pinterest, facebook, youtube, twitter, google_supported, google_adservice, google_apis, google_analytics, google_doubleclick, data, lid_pixels, gtm_server, reddit, clarity, vwo, %w[chart.googleapis.com wingify-assets.s3.amazonaws.com cx.atdmt.com linkbam.uk]),
     manifest_src: self_base,
-    media_src: self_base.concat(zendesk).concat(assets),
-    script_src: quoted_unsafe_inline + quoted_unsafe_eval + self_base.concat(google_analytics, google_supported, google_apis, lid_pixels, govuk, facebook, jquery, pinterest, twitter, snapchat, youtube, zendesk, reddit, clarity, vwo),
+    media_src: self_base.concat(assets),
+    script_src: quoted_unsafe_inline + quoted_unsafe_eval + self_base.concat(google_analytics, google_supported, google_apis, lid_pixels, govuk, facebook, jquery, pinterest, twitter, snapchat, youtube, reddit, clarity, vwo),
     style_src: quoted_unsafe_inline + self_base.concat(govuk, google_apis, google_supported, vwo),
     worker_src: self_base.concat(blob),
   }
diff --git a/spec/components/footer_component_spec.rb b/spec/components/footer_component_spec.rb
index f55a6fa016..adb3720b50 100644
--- a/spec/components/footer_component_spec.rb
+++ b/spec/components/footer_component_spec.rb
@@ -26,13 +26,4 @@
       expect(page).not_to have_css(talk_to_us_selector)
     end
   end
-
-  describe "Zendesk Chat settings snippet" do
-    subject! do
-      render_inline(described_class.new)
-      page.native.inner_html
-    end
-
-    it { is_expected.to include("window.zESettings") }
-  end
 end
diff --git a/spec/javascript/controllers/chat_controller_spec.js b/spec/javascript/controllers/chat_controller_spec.js
index 830908e4e1..f0953fbd52 100644
--- a/spec/javascript/controllers/chat_controller_spec.js
+++ b/spec/javascript/controllers/chat_controller_spec.js
@@ -5,9 +5,6 @@ describe('ChatController', () => {
   beforeAll(() => registerController());
   afterEach(() => jest.useRealTimers());
 
-  let chatShowSpy;
-  let chatOpenSpy;
-
   const setBody = (chatAvailable = 'true') => {
     document.body.innerHTML = `
       <div data-controller="chat" data-available="${chatAvailable}" data-chat-target="container" class="chat">
@@ -29,8 +26,6 @@ describe('ChatController', () => {
           </p>
         </div>
       </div>
-
-      <iframe id="webWidget"></iframe> // Zendesk modal.
     `;
   }
 
@@ -39,23 +34,15 @@ describe('ChatController', () => {
     application.register('chat', ChatController);
   }
 
-  const setCurrentTime = (time) => {
-    jest.useFakeTimers().setSystemTime(new Date(time).getTime())
-  }
-
-  const getButtonText = () => {
-    return document.querySelector('a').textContent;
+  const mockFetch = (result) => {
+    global.fetch = jest.fn(() => {
+      return Promise.resolve({
+        json: () => (result)
+      })
+    })
   }
 
-  describe('when the new chat is enabled', () => {
-
-    const mockFetch = (result) => {
-      global.fetch = jest.fn(() => {
-        return Promise.resolve({
-          json: () => (result)
-        })
-      })
-    }
+  describe('chat', () => {
 
     describe('when the chat is online', () => {
       beforeEach(() => {