diff --git a/do-clang-format.py b/do-clang-format.py
index b20401efa5ff5400c4e4c623a52675fe55d4f887..ddd30febd49f8b72993974a5f4752ed11d53dd3f 100755
--- a/do-clang-format.py
+++ b/do-clang-format.py
@@ -1,9 +1,22 @@
 #!/usr/bin/env python3
+
+#
+# (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+#
+# This software is distributed under the terms of the GNU General Public
+# Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+# the license.
+#
+
 """
 Run clang-format with the style file in the CORSIKA repository.
 
-By default it finds new files and files with modifications with respect to the current master and prints the filenames which need clang-formatting. Returns 1 if there are files which need modifications and 0 otherwise, so it can be used as a test.
+By default it finds new files and files with modifications with respect 
+to the current master and prints the filenames which need clang-formatting. 
+Returns 1 if there are files which need modifications and 0 otherwise, 
+so it can be used as a test.
 """
+
 import argparse
 import subprocess as subp
 import os
diff --git a/do-copyright.py b/do-copyright.py
index b2da9fc14923dc3c4776274e64ded4d9317230ed..3aff3bf32a7cd313d3afe4c9ceb88b831364755e 100755
--- a/do-copyright.py
+++ b/do-copyright.py
@@ -1,5 +1,22 @@
 #!/usr/bin/env python3
 
+#
+# (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+#
+# This software is distributed under the terms of the GNU General Public
+# Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+# the license.
+#
+
+"""
+Script to crawl all files (hpp,inl,cpp) in a directory structure and
+check if there is an initial comment block within each file that
+resembles the CORSIKA 8 copyright notice.
+
+Exceptions can be specified in `excludeDirs` and `excludedFiles`.
+"""
+
+
 import os
 import sys, getopt
 import re
diff --git a/documentation/conf.py b/documentation/conf.py
index d281602e9bc083acc9046491a7bfcb952303b945..34cc559889877ed699886b3e4fa8d2b0db6672f6 100644
--- a/documentation/conf.py
+++ b/documentation/conf.py
@@ -1,3 +1,15 @@
+#
+# (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+#
+# This software is distributed under the terms of the GNU General Public
+# Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+# the license.
+#
+
+"""
+Readthedocs script to build documentation remotely.
+"""
+
 import sys
 import subprocess, os