diff --git a/apps/explorer/prependlicense.mjs b/apps/explorer/prependlicense.mjs
index 24da27752ce..41aff505cc4 100644
--- a/apps/explorer/prependlicense.mjs
+++ b/apps/explorer/prependlicense.mjs
@@ -1,9 +1,11 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 import { readFile, writeFile } from 'fs/promises';
 
-const LICENSE = '// Copyright (c) Mysten Labs, Inc.\n// SPDX-License-Identifier: Apache-2.0\n\n';
+const LICENSE =
+    '// Copyright (c) Mysten Labs, Inc.\n// Modifications Copyright (c) 2024 IOTA Stiftung\n// SPDX-License-Identifier: Apache-2.0\n\n';
 
 async function prependLicense(filename) {
     const content = await readFile(filename, 'utf8');
diff --git a/apps/icons/svgrrc.config.js b/apps/icons/svgrrc.config.js
index 207c3af5c8c..6445f14ede4 100644
--- a/apps/icons/svgrrc.config.js
+++ b/apps/icons/svgrrc.config.js
@@ -1,10 +1,12 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 const path = require('path');
 
 const COPYRIGHT = `
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 `;
 
@@ -46,6 +48,7 @@ module.exports = {
         // Insert the copyright header, attached to the first node:
         template[0].leadingComments = [
             { type: 'CommentLine', value: ' Copyright (c) Mysten Labs, Inc.' },
+            { type: 'CommentLine', value: ' Modifications Copyright (c) 2024 IOTA Stiftung' },
             { type: 'CommentLine', value: ' SPDX-License-Identifier: Apache-2.0' },
         ];
 
diff --git a/apps/ui/.storybook/main.ts b/apps/ui/.storybook/main.ts
index 2f1da5f278a..01fe15c46ee 100644
--- a/apps/ui/.storybook/main.ts
+++ b/apps/ui/.storybook/main.ts
@@ -1,4 +1,5 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 import type { StorybookConfig } from '@storybook/react-vite';
diff --git a/apps/ui/.storybook/preview.ts b/apps/ui/.storybook/preview.ts
index 3011fd9b197..578866ab339 100644
--- a/apps/ui/.storybook/preview.ts
+++ b/apps/ui/.storybook/preview.ts
@@ -1,4 +1,5 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 import '../src/styles.css';
diff --git a/apps/wallet/prependLicense.mjs b/apps/wallet/prependLicense.mjs
index 949cc1b5200..7b3297aa6ad 100644
--- a/apps/wallet/prependLicense.mjs
+++ b/apps/wallet/prependLicense.mjs
@@ -1,9 +1,11 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 import { readFile, writeFile } from 'fs/promises';
 
-const LICENSE = '// Copyright (c) Mysten Labs, Inc.\n// SPDX-License-Identifier: Apache-2.0\n\n';
+const LICENSE =
+    '// Copyright (c) Mysten Labs, Inc.\n// Modifications Copyright (c) 2024 IOTA Stiftung\n// SPDX-License-Identifier: Apache-2.0\n\n';
 
 async function prependLicense(filename) {
     const content = await readFile(filename, 'utf8');
diff --git a/crates/iota-move/scripts/prover_setup.sh b/crates/iota-move/scripts/prover_setup.sh
index 97029fad444..35ab871bff3 100755
--- a/crates/iota-move/scripts/prover_setup.sh
+++ b/crates/iota-move/scripts/prover_setup.sh
@@ -1,10 +1,6 @@
 # Copyright (c) Mysten Labs, Inc.
-# SPDX-License-Identifier: Apache-2.0
-
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/dapps/kiosk/src/Root.tsx b/dapps/kiosk/src/Root.tsx
index 031e5bdf8e2..1f4988db51e 100644
--- a/dapps/kiosk/src/Root.tsx
+++ b/dapps/kiosk/src/Root.tsx
@@ -27,7 +27,8 @@ export default function Root() {
                             <Outlet />
                         </div>
                         <div className="mt-6 border-t border-primary text-center py-6">
-                            Copyright © Mysten Labs, Inc.
+                            Copyright © Mysten Labs, Inc. Modifications Copyright © 2024 IOTA
+                            Stiftung
                         </div>
                         <Toaster position="bottom-center" />
                     </KisokClientProvider>
diff --git a/dapps/multisig-toolkit/src/components/preview-effects/partials/ObjectChanges.tsx b/dapps/multisig-toolkit/src/components/preview-effects/partials/ObjectChanges.tsx
index a6f02502a03..b92ff0690ad 100644
--- a/dapps/multisig-toolkit/src/components/preview-effects/partials/ObjectChanges.tsx
+++ b/dapps/multisig-toolkit/src/components/preview-effects/partials/ObjectChanges.tsx
@@ -1,4 +1,5 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 import { IotaObjectChange } from '@iota/iota-sdk/src/client';
diff --git a/external-crates/move/crates/move-coverage/check_coverage.bash b/external-crates/move/crates/move-coverage/check_coverage.bash
index 2aed3cef756..7694ab68152 100755
--- a/external-crates/move/crates/move-coverage/check_coverage.bash
+++ b/external-crates/move/crates/move-coverage/check_coverage.bash
@@ -2,8 +2,6 @@
 
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-coverage/utils.sh b/external-crates/move/crates/move-coverage/utils.sh
index 8f3059e5e7d..19c31636f6c 100644
--- a/external-crates/move/crates/move-coverage/utils.sh
+++ b/external-crates/move/crates/move-coverage/utils.sh
@@ -1,7 +1,5 @@
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/broken.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/broken.sh
index 7cb7164b671..4937673e100 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/broken.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/broken.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/failing.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/failing.sh
index 47dcdb5f1f1..4e0614851a2 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/failing.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/failing.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/silent.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/silent.sh
index 949f35dfcf9..b7ca61b7dc7 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/silent.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/silent.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful.sh
index 5f5d2ae7282..94e85006c6f 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_dep.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_dep.sh
index 8c023705557..f86ca58d8ce 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_dep.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_dep.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst.sh
index b6cba540744..dfb43466884 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst_name_resolution.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst_name_resolution.sh
index 66cad7ccb5e..3bd4e6a4077 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst_name_resolution.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_subst_name_resolution.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_version.sh b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_version.sh
index 12ed6e133a8..f4d7ed6d6a7 100755
--- a/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_version.sh
+++ b/external-crates/move/crates/move-package/tests/test_sources/resolvers/successful_version.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-prover/tools/check_pr.sh b/external-crates/move/crates/move-prover/tools/check_pr.sh
index 2e5f7ec99b9..f337a13925b 100755
--- a/external-crates/move/crates/move-prover/tools/check_pr.sh
+++ b/external-crates/move/crates/move-prover/tools/check_pr.sh
@@ -1,8 +1,6 @@
 #!/bin/bash
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-prover/tools/check_stability.sh b/external-crates/move/crates/move-prover/tools/check_stability.sh
index 67dcf668ea5..4f79cda2cb8 100755
--- a/external-crates/move/crates/move-prover/tools/check_stability.sh
+++ b/external-crates/move/crates/move-prover/tools/check_stability.sh
@@ -1,8 +1,6 @@
 #!/bin/bash
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/move-prover/tools/migrate_spec_fun_syntax.sh b/external-crates/move/crates/move-prover/tools/migrate_spec_fun_syntax.sh
index 6cccb92e531..39fff696384 100755
--- a/external-crates/move/crates/move-prover/tools/migrate_spec_fun_syntax.sh
+++ b/external-crates/move/crates/move-prover/tools/migrate_spec_fun_syntax.sh
@@ -1,8 +1,6 @@
 #!/bin/bash
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/external-crates/move/crates/test-generation/measure-coverage.sh b/external-crates/move/crates/test-generation/measure-coverage.sh
index 6c9bcfa2115..49555f16c97 100755
--- a/external-crates/move/crates/test-generation/measure-coverage.sh
+++ b/external-crates/move/crates/test-generation/measure-coverage.sh
@@ -1,8 +1,6 @@
 #!/bin/bash
 # Copyright (c) The Diem Core Contributors
 # Copyright (c) The Move Contributors
-# SPDX-License-Identifier: Apache-2.0
-
 # Modifications Copyright (c) 2024 IOTA Stiftung
 # SPDX-License-Identifier: Apache-2.0
 
diff --git a/sdk/graphql-transport/codegen.ts b/sdk/graphql-transport/codegen.ts
index 9a34abe676c..1ee5120194f 100644
--- a/sdk/graphql-transport/codegen.ts
+++ b/sdk/graphql-transport/codegen.ts
@@ -1,4 +1,5 @@
 // Copyright (c) Mysten Labs, Inc.
+// Modifications Copyright (c) 2024 IOTA Stiftung
 // SPDX-License-Identifier: Apache-2.0
 
 import type { CodegenConfig } from '@graphql-codegen/cli';