diff --git a/client/scripts/lib/layers.mjs b/client/scripts/lib/layers.mjs
index 6cdcd4154..eb867e123 100644
--- a/client/scripts/lib/layers.mjs
+++ b/client/scripts/lib/layers.mjs
@@ -13,8 +13,11 @@ const VIEW = ['components', 'mobile', 'pages', 'hooks']
  * may use a shared hook, and the phone screens reuse both. Nothing below the
  * views (stores, repos, sync, api, the Dexie schema and the helpers) knows a
  * view exists, a repo sits under the stores, and the Dexie schema under all
- * of them. Directories without an entry (mobile, pages, the app root) are
- * free.
+ * of them. help/ (the help center's screen registry, plain data) and vacay/
+ * (date helpers) are helpers like utils/. Directories without an entry are
+ * free on purpose: mobile and pages sit at the top, the app root wires
+ * everything, and managed/ is the slot an operator fills with whole screens
+ * at build time.
  */
 export const RULES = {
   components: ['pages', 'mobile'],
@@ -29,6 +32,8 @@ export const RULES = {
   services: VIEW,
   push: VIEW,
   types: VIEW,
+  help: VIEW,
+  vacay: VIEW,
   repo: [...VIEW, 'store'],
   db: [...VIEW, 'store', 'repo', 'sync', 'api'],
 }
diff --git a/client/tests/unit/scripts/layer-lint.test.ts b/client/tests/unit/scripts/layer-lint.test.ts
index 5053513b1..ec90696e8 100644
--- a/client/tests/unit/scripts/layer-lint.test.ts
+++ b/client/tests/unit/scripts/layer-lint.test.ts
@@ -110,6 +110,21 @@ describe('lint:layers', () => {
     expect(JSON.parse(readFileSync(tree.path(BASELINE), 'utf8'))).toEqual({ 'src/components/A.tsx': 1 });
   });
 
+  it('LAYERS-007: help/ and vacay/ are helpers and import no view', () => {
+    for (const helper of ['help', 'vacay']) {
+      expect(RULES[helper as keyof typeof RULES]).toEqual(
+        expect.arrayContaining(['components', 'mobile', 'pages', 'hooks'])
+      );
+    }
+    const files = {
+      'src/help/contexts/trip.ts': "import { Panel } from '../../components/Help/Panel'\n",
+      'src/vacay/yearWindow.ts': "import { useIsPhone } from '../hooks/useIsPhone'\n",
+    };
+    expect(run({}, files)).toBe(1);
+    expect(tree.error.join('\n')).toMatch(/src\/help\/contexts\/trip\.ts: 1 import\(s\) against the layering/);
+    expect(tree.error.join('\n')).toMatch(/src\/vacay\/yearWindow\.ts: 1 import\(s\) against the layering/);
+  });
+
   it('LAYERS-006: a missing baseline stops the check', () => {
     tree = ratchetTree({ 'src/a.ts': '' });
     expect(() => check({ root: tree.root, baselinePath: tree.path(BASELINE), ...tree.out })).toThrow(RatchetError);