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diff --git a/testing/web-platform/tests/html/browsers/browsing-the-web/navigating-across-documents/failure-check-sequence.https.html b/testing/web-platform/tests/html/browsers/browsing-the-web/navigating-across-documents/failure-check-sequence.https.html
new file mode 100644
index 0000000000..5d7aa2b9cb
--- /dev/null
+++ b/testing/web-platform/tests/html/browsers/browsing-the-web/navigating-across-documents/failure-check-sequence.https.html
@@ -0,0 +1,76 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>Sequence of the checks performed against a navigation response</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+<script>
+'use strict';
+const collect = (win) => {
+  const report = new Promise((resolve) => {
+    if (!win.ReportingObserver) {
+      return;
+    }
+
+    const observer = new win.ReportingObserver(resolve);
+    observer.observe();
+  }).then((reports) => reports[0].type);
+  // Although CSP also makes use of ReportingObserver, monitoring this event
+  // allows the test to provide value to implementations that have not yet
+  // integrated CSP and Reporting (as of the time of this writing, Firefox and
+  // Safari).
+  const cspViolation = new Promise((resolve) => {
+    win.document.addEventListener('securitypolicyviolation', () => resolve('csp-violation'));
+  });
+  const halfASecond = new Promise((resolve) => setTimeout(() => resolve(null), 500));
+
+  return Promise.race([report, cspViolation, halfASecond]);
+};
+
+const createWindow = (t, url) => {
+  const win = open(url);
+  t.add_cleanup(() => win.close());
+  return new Promise((resolve) => win.onload = () => resolve(win));
+};
+
+promise_test(async (t) => {
+  const win = await createWindow(t, '/common/blank.html?pipe=header(content-security-policy, frame-src none)');
+  const iframe = win.document.createElement('iframe');
+  iframe.src = '/common/blank.html?pipe=header(x-frame-options, deny)';
+  win.document.body.appendChild(iframe);
+
+  assert_equals(await collect(win), 'csp-violation');
+}, 'CSP check precedes X-Frame-Options check');
+
+promise_test(async (t) => {
+  const win = await createWindow(t, '/common/blank.html?pipe=header(content-security-policy, frame-src none)|header(cross-origin-embedder-policy, require-corp)');
+  const iframe = win.document.createElement('iframe');
+  iframe.src = '/common/blank.html';
+  win.document.body.appendChild(iframe);
+
+  assert_equals(await collect(win), 'csp-violation');
+}, 'CSP check precedes COEP check - CSP header first');
+
+promise_test(async (t) => {
+  const win = await createWindow(t, '/common/blank.html?pipe=header(cross-origin-embedder-policy, require-corp)|header(content-security-policy, frame-src none)');
+  const iframe = win.document.createElement('iframe');
+  iframe.src = '/common/blank.html';
+  win.document.body.appendChild(iframe);
+
+  assert_equals(await collect(win), 'csp-violation');
+}, 'CSP check precedes COEP check - COEP header first');
+
+promise_test(async (t) => {
+  const win = await createWindow(t, '/common/blank.html?pipe=header(cross-origin-embedder-policy, require-corp)');
+  const iframe = win.document.createElement('iframe');
+  iframe.src = '/common/blank.html?pipe=header(x-frame-options, deny)';
+  win.document.body.appendChild(iframe);
+
+  assert_equals(await collect(win), 'coep');
+}, 'COEP check precedes X-Frame-Options check');
+</script>
+</body>
+</html>