diff --git a/Response.php b/Response.php
new file mode 100644
index 0000000..9111aa3
--- /dev/null
+++ b/Response.php
@@ -0,0 +1,6 @@
+<?php
+
+class Response{
+    const NOT_FOUND = 404;
+    const FORBIDDEN = 403;
+}
\ No newline at end of file
diff --git a/views/403.php b/views/403.php
new file mode 100644
index 0000000..4b2e841
--- /dev/null
+++ b/views/403.php
@@ -0,0 +1,12 @@
+<?php require ('partials/head.php') ?>
+<?php require ('partials/nav.php') ?>
+<?php require ('partials/banner.php') ?>
+  <main>
+    <div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
+      <h1 class="text-2xl font-bold">Unauthorized</h1>
+      <p class="mt-4">
+        <a href="/" class="text-blue underline">Go back home.</a>
+      </p>
+    </div>
+  </main>
+<?php require ('partials/footer.php') ?>
\ No newline at end of file