diff --git a/xos/synchronizer/Dockerfile.synchronizer b/xos/synchronizer/Dockerfile.synchronizer
index 641ec9e..a9d5e65 100644
--- a/xos/synchronizer/Dockerfile.synchronizer
+++ b/xos/synchronizer/Dockerfile.synchronizer
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
 # xosproject/volt-synchronizer
 
 FROM xosproject/xos-synchronizer-base:candidate
diff --git a/xos/synchronizer/model_policies/model_policy_volttenant.py b/xos/synchronizer/model_policies/model_policy_volttenant.py
index 8d02091..ef5ba4e 100644
--- a/xos/synchronizer/model_policies/model_policy_volttenant.py
+++ b/xos/synchronizer/model_policies/model_policy_volttenant.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
 from synchronizers.new_base.modelaccessor import *
 from synchronizers.new_base.policy import Policy
 
diff --git a/xos/synchronizer/run.sh b/xos/synchronizer/run.sh
index 409fc44..2f90845 100755
--- a/xos/synchronizer/run.sh
+++ b/xos/synchronizer/run.sh
@@ -1 +1,17 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
 python volt-synchronizer.py
diff --git a/xos/synchronizer/volt-synchronizer.py b/xos/synchronizer/volt-synchronizer.py
index a58ff16..25ab599 100755
--- a/xos/synchronizer/volt-synchronizer.py
+++ b/xos/synchronizer/volt-synchronizer.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
 #!/usr/bin/env python
 
 # This imports and runs ../../xos-observer.py
diff --git a/xos/synchronizer/volt_config.yaml b/xos/synchronizer/volt_config.yaml
index b18be32..fdcd31f 100644
--- a/xos/synchronizer/volt_config.yaml
+++ b/xos/synchronizer/volt_config.yaml
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
 name: volt-synchronizer
 accessor:
   username: xosadmin@opencord.org