diff --git a/update_license_headers.py b/update_license_headers.py
new file mode 100644
index 0000000000000000000000000000000000000000..ecd6fa990cd5e03cdbcf90130a68f397288d2082
--- /dev/null
+++ b/update_license_headers.py
@@ -0,0 +1,100 @@
+#!/bin/bash
+# Copyright 2021-2023 H2020 TeraFlow (https://www.teraflow-h2020.eu/)
+#
+# 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.
+
+import logging, os, re, sys
+from io import TextIOWrapper
+from pathlib import Path
+from typing import Set
+
+logging.basicConfig(level=logging.INFO)
+LOGGER = logging.getLogger(__name__)
+
+ROOT_PATH = '.'
+FILE_PATH_SKIPPED    = 'out-no-header.txt'
+FILE_PATH_NO_HEADER  = 'out-excluded.txt'
+FILE_PATH_UPDATED    = 'out-updated.txt'
+FILE_PATH_EXCLUSIONS = 'out-exclusions.txt'
+
+RE_OLD_COPYRIGHT_1  = re.compile(r'^\#\ Copyright\ 2021\-2023\ H2020\ TeraFlow\ \(https\:\/\/www\.teraflow\-h2020\.eu\/\)$')
+STR_NEW_COPYRIGHT_1 = '# Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)'
+
+RE_OLD_COPYRIGHT_2  = re.compile(r'^\/\/\ Copyright\ 2021\-2023\ H2020\ TeraFlow\ \(https\:\/\/www\.teraflow\-h2020\.eu\/\)$')
+STR_NEW_COPYRIGHT_2 = '// Copyright 2022-2023 ETSI TeraFlowSDN - TFS OSG (https://tfs.etsi.org/)'
+
+def skip_file(file_path : str) -> bool:
+    if file_path.endswith('.pyc'): return True
+    if file_path.endswith('.png'): return True
+    if file_path.endswith('.jar'): return True
+    if file_path.endswith('/tstat'): return True
+    if file_path.endswith('/coverage/.coverage'): return True
+    if '/__pycache__/' in file_path: return True
+    if '/.mvn/' in file_path: return True
+    if '/automation/target/generated-sources/grpc/' in file_path: return True
+    if '/automation/target/kubernetes/' in file_path: return True
+    if '/policy/target/generated-sources/grpc/' in file_path: return True
+    if '/policy/target/kubernetes/' in file_path: return True
+    return False
+
+def process_line(line_in : str) -> str:
+    line_out = RE_OLD_COPYRIGHT_1.sub(STR_NEW_COPYRIGHT_1, line_in)
+    if line_out != line_in: return line_out
+
+    line_out = RE_OLD_COPYRIGHT_2.sub(STR_NEW_COPYRIGHT_2, line_in)
+    if line_out != line_in: return line_out
+
+    return line_in
+
+def process_file(
+    file_path : str, file_no_header : TextIOWrapper, file_skipped : TextIOWrapper, file_updated : TextIOWrapper
+) -> None:
+    if skip_file(file_path):
+        file_skipped.write(file_path + '\n')
+        return
+
+    LOGGER.info('  File {:s}...'.format(str(file_path)))
+
+    #_,extension = os.path.splitext(file_path)
+    #temp_file_path = file_path + '.temp'
+    replaced = False
+    try:
+        with open(file_path, encoding='UTF-8') as source:
+            #with open(temp_file_path, 'w', encoding='UTF-8') as target:
+            for line_in in source:
+                line_out = process_line(line_in)
+                #target.write(line_out)
+                replaced = replaced or (line_out != line_in)
+    except: # pylint: disable=bare-except
+        replaced = False
+
+    if not replaced:
+        file_no_header.write(file_path + '\n')
+    else:
+        file_updated.write(file_path + '\n')
+
+    #os.rename(temp_file_path, file_path)
+
+def main() -> int:
+    with open(FILE_PATH_NO_HEADER, 'w', encoding='UTF-8') as file_no_header:
+        with open(FILE_PATH_SKIPPED, 'w', encoding='UTF-8') as file_skipped:
+            with open(FILE_PATH_UPDATED, 'w', encoding='UTF-8') as file_updated:
+                for dirpath, _, filenames in os.walk(ROOT_PATH):
+                    LOGGER.info('Folder {:s}...'.format(str(dirpath)))
+                    for filename in filenames:
+                        file_path = os.path.join(dirpath, filename)
+                        process_file(file_path, file_no_header, file_skipped, file_updated)
+    return 0
+
+if __name__ == '__main__':
+    sys.exit(main())