diff --git a/eslint.config.js b/eslint.config.js
index f608a2b302..fe6f7508c1 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 const { node, browser } = require('globals')
 const pluginJs = require('@eslint/js')
 const tseslint = require('typescript-eslint')
diff --git a/src/components/posthog/posthog-provider.tsx b/src/components/posthog/posthog-provider.tsx
index 64b64eb4f3..70bece7531 100644
--- a/src/components/posthog/posthog-provider.tsx
+++ b/src/components/posthog/posthog-provider.tsx
@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 import { useEffect } from 'react'
 import posthog from 'posthog-js'
 import { PostHogProvider } from 'posthog-js/react'
diff --git a/src/hooks/use-datagrail-performance-consent.tsx b/src/hooks/use-datagrail-performance-consent.tsx
index 62feecc051..e1535b9d4c 100644
--- a/src/hooks/use-datagrail-performance-consent.tsx
+++ b/src/hooks/use-datagrail-performance-consent.tsx
@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 import { useEffect, useState } from 'react'
 import {
 	addDatagrailEventListener,
diff --git a/src/views/certifications/views/signin/signin.module.css b/src/views/certifications/views/signin/signin.module.css
index 45885b31ab..ab4d9d58fa 100644
--- a/src/views/certifications/views/signin/signin.module.css
+++ b/src/views/certifications/views/signin/signin.module.css
@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 .root {
 	display: flex;
 	flex-direction: column;
diff --git a/src/views/certifications/views/signin/types.ts b/src/views/certifications/views/signin/types.ts
index e8d075ffbf..89a3cd1c21 100644
--- a/src/views/certifications/views/signin/types.ts
+++ b/src/views/certifications/views/signin/types.ts
@@ -1,3 +1,8 @@
+/**
+ * Copyright (c) HashiCorp, Inc.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
 import type { RawSignInPageContent } from "views/certifications/content/schemas/signin-page"
 import type { FaqItem } from "views/certifications/types"