diff --git a/src/xhrInterceptor/killSwitchHandler.js b/src/xhrInterceptor/killSwitchHandler.js
new file mode 100644
index 0000000..02df59b
--- /dev/null
+++ b/src/xhrInterceptor/killSwitchHandler.js
@@ -0,0 +1,21 @@
+import InternalKillSwitchWatcher from '../killSwitch/internalKillSwitchWatcher.js';
+
+export const KILL_SWITCH = 'killswitch_xhrproxy';
+export const KILL_SWITCH_LOCALSTORAGE_KEY = 'TWPTKillSwitchXHRProxyEnabled';
+export const KILL_SWITCH_LOCALSTORAGE_VALUE = 'true';
+
+export default class XHRProxyKillSwitchHandler {
+  constructor() {
+    this.watcher =
+        new InternalKillSwitchWatcher(KILL_SWITCH, this.onChange, true);
+  }
+
+  onChange(isActive) {
+    if (isActive) {
+      window.localStorage.setItem(
+          KILL_SWITCH_LOCALSTORAGE_KEY, KILL_SWITCH_LOCALSTORAGE_VALUE);
+    } else {
+      window.localStorage.removeItem(KILL_SWITCH_LOCALSTORAGE_KEY);
+    }
+  }
+}