diff --git a/Documentation/Examples/cascade_example.cc b/Documentation/Examples/cascade_example.cc
index 760c4b3f89f3e4188c54b020e2a862bd3cf499a2..e8377f80c39576f17323dd284f67fac4be6acf5e 100644
--- a/Documentation/Examples/cascade_example.cc
+++ b/Documentation/Examples/cascade_example.cc
@@ -226,7 +226,8 @@ int main() {
   // assemble all processes into an ordered process list
   auto sequence = p0 << sibyll << decay << cut;
 
-  //cout << "decltype(sequence)=" << type_id_with_cvr<decltype(sequence)>().pretty_name() << "\n";
+  // cout << "decltype(sequence)=" << type_id_with_cvr<decltype(sequence)>().pretty_name()
+  // << "\n";
 
   // setup particle stack, and add primary particle
   setup::Stack stack;
diff --git a/Environment/IMediumModel.h b/Environment/IMediumModel.h
index d527c80435cb9ade5acfaf1c2bc9623fd44a1161..ddae0564200a1a97428a0791f8333feea8c8932b 100644
--- a/Environment/IMediumModel.h
+++ b/Environment/IMediumModel.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_IMediumModel_h
 #define _include_IMediumModel_h
 
diff --git a/Environment/NuclearComposition.h b/Environment/NuclearComposition.h
index 46a2bf5e859f10a7f5f13a4e4312d38cb1ae6086..a71f223058d86d3c0b164d376eee759f3664db06 100644
--- a/Environment/NuclearComposition.h
+++ b/Environment/NuclearComposition.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_NuclearComposition_h
 #define _include_NuclearComposition_h
 
diff --git a/Framework/Geometry/RootCoordinateSystem.h b/Framework/Geometry/RootCoordinateSystem.h
index 3351d104d760e6d1a27269f3aa8cae1eafd1049b..422cbbd57a6dfec9cfd7ea2c8db79350c6847246 100644
--- a/Framework/Geometry/RootCoordinateSystem.h
+++ b/Framework/Geometry/RootCoordinateSystem.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_corsika_geometry_rootcoordinatesystem_h_
 #define _include_corsika_geometry_rootcoordinatesystem_h_
 
diff --git a/Framework/Geometry/Volume.h b/Framework/Geometry/Volume.h
index ac892e50b926758d76298675a3c0db80557ab9a4..988337856e801dd7e55639c5aebefd20e6734c31 100644
--- a/Framework/Geometry/Volume.h
+++ b/Framework/Geometry/Volume.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_VOLUME_H_
 #define _include_VOLUME_H_
 
diff --git a/Framework/Random/UniformRealDistribution.h b/Framework/Random/UniformRealDistribution.h
index c90ab674ea41976647320a64095a5e8b68d6484e..738729282ff41a9a3c7a5415c7a99eae93e23e38 100644
--- a/Framework/Random/UniformRealDistribution.h
+++ b/Framework/Random/UniformRealDistribution.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_random_distributions_h
 #define _include_random_distributions_h
 
diff --git a/Framework/Utilities/Bit.h b/Framework/Utilities/Bit.h
index 67473b37a131e2baff58cf9ca5f4b0d744a84a18..e1387c5c7554b8e9cc9cace8356bb59790cf25f7 100644
--- a/Framework/Utilities/Bit.h
+++ b/Framework/Utilities/Bit.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _corsika_utl_Bit_h_
 #define _corsika_utl_Bit_h_
 
diff --git a/Framework/Utilities/Singleton.h b/Framework/Utilities/Singleton.h
index e06d974cc3c7de8003991227ded2cd6df0b0ab53..00faa2fd18ba76c3d3555507e141a8e79f802a87 100644
--- a/Framework/Utilities/Singleton.h
+++ b/Framework/Utilities/Singleton.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _corsika_utl_Singleton_h_
 #define _corsika_utl_Singleton_h_
 
diff --git a/Processes/Sibyll/Decay.h b/Processes/Sibyll/Decay.h
index 03763ddd0a8263af71f4049ffd964d7aa30faf55..3d118d2180778de5225910e47d09ed4786c36f67 100644
--- a/Processes/Sibyll/Decay.h
+++ b/Processes/Sibyll/Decay.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_corsika_process_sibyll_decay_h_
 #define _include_corsika_process_sibyll_decay_h_
 
diff --git a/Processes/Sibyll/Interaction.h b/Processes/Sibyll/Interaction.h
index 16ce95f6392bb3240869373991083e5e49dff50d..101fbdd7b53aae2c4acbb1ebc071796449a6d299 100644
--- a/Processes/Sibyll/Interaction.h
+++ b/Processes/Sibyll/Interaction.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _corsika_process_sibyll_interaction_h_
 #define _corsika_process_sibyll_interaction_h_
 
diff --git a/Processes/Sibyll/SibStack.h b/Processes/Sibyll/SibStack.h
index 7398d40003402d3c45aa83c4b2fc0eae2e9d1fa3..1e44931b2cc79ea64233b3643f5ef64163d33a83 100644
--- a/Processes/Sibyll/SibStack.h
+++ b/Processes/Sibyll/SibStack.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_sibstack_h_
 #define _include_sibstack_h_
 
diff --git a/Processes/Sibyll/sibyll2.3c.cc b/Processes/Sibyll/sibyll2.3c.cc
index de48630e207e9a1831bd4ec9f34c4603333f8cfe..630b913c66d444bf5311e272b5640759eef9e2f9 100644
--- a/Processes/Sibyll/sibyll2.3c.cc
+++ b/Processes/Sibyll/sibyll2.3c.cc
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #include <corsika/process/sibyll/sibyll2.3c.h>
 
 #include <corsika/random/RNGManager.h>
diff --git a/Processes/Sibyll/sibyll2.3c.h b/Processes/Sibyll/sibyll2.3c.h
index 0a0ecc1133ce2fce469e93747368ab9224568449..d915e71401ab397b3966f96b615ba0b73e2b7dee 100644
--- a/Processes/Sibyll/sibyll2.3c.h
+++ b/Processes/Sibyll/sibyll2.3c.h
@@ -1,3 +1,14 @@
+
+/**
+ * (c) Copyright 2018 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * 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.
+ */
+
 #ifndef _include_sib23c_interface_h_
 #define _include_sib23c_interface_h_
 //----------------------------------------------