diff --git a/src/cli.rs b/src/cli.rs
index 1a26589..0816286 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 use crate::bluez::{Address, parse_address};
 use crate::ptt::PttButton;
 use crate::runtime_config::parse_interval;
diff --git a/src/group_editor.rs b/src/group_editor.rs
index 21bd901..06bcd70 100644
--- a/src/group_editor.rs
+++ b/src/group_editor.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 //! Talk-group edits and persistence, independent of terminal presentation.
 
 use std::collections::BTreeSet;
diff --git a/src/pipewire.rs b/src/pipewire.rs
index 8d98a85..d574b46 100644
--- a/src/pipewire.rs
+++ b/src/pipewire.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 //! One typed view of each observed PipeWire dump, shared by routing and transport.
 
 use std::collections::{BTreeMap, BTreeSet};
diff --git a/src/route_policy.rs b/src/route_policy.rs
index d50ba36..6cbc73f 100644
--- a/src/route_policy.rs
+++ b/src/route_policy.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 //! Pure headset route selection, independent of PipeWire link ownership.
 
 use std::collections::{BTreeMap, BTreeSet};
diff --git a/src/routing_status.rs b/src/routing_status.rs
index 2440d16..90a0252 100644
--- a/src/routing_status.rs
+++ b/src/routing_status.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 //! Metrics and readiness derived only from observed, valid inter-headset links.
 
 use std::collections::{BTreeMap, BTreeSet};
diff --git a/src/session/routing.rs b/src/session/routing.rs
index cf41f15..8f7ff00 100644
--- a/src/session/routing.rs
+++ b/src/session/routing.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 use std::collections::{BTreeMap, BTreeSet};
 use std::sync::atomic::AtomicBool;
 
diff --git a/src/transmit.rs b/src/transmit.rs
index b0af19f..41ffdb5 100644
--- a/src/transmit.rs
+++ b/src/transmit.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 //! Timestamped, hardware-independent transmit policy.
 //!
 //! Full-duplex mappings start in PTT. Three distinct play/pause presses whose
diff --git a/src/transport.rs b/src/transport.rs
index fc919f5..be182f5 100644
--- a/src/transport.rs
+++ b/src/transport.rs
@@ -1,3 +1,5 @@
+// Copyright (C) 2026 Philip Eriksson. All rights reserved.
+
 //! Opt-in SCO microphone / A2DP receiver metadata and profile transitions.
 //!
 //! Profile changes are not restored on exit: restoring every HFP profile would