diff --git a/src/Gui/iisTaskPanel/tests/styles/main.cpp b/src/Gui/iisTaskPanel/tests/styles/main.cpp
index 9d4d66547..290bd60e1 100644
--- a/src/Gui/iisTaskPanel/tests/styles/main.cpp
+++ b/src/Gui/iisTaskPanel/tests/styles/main.cpp
@@ -1,3 +1,10 @@
+/***************************************************************************
+ *                                                                         *
+ *   Copyright: http://www.ii-system.com                                   *
+ *   License:   LGPL                                                       *
+ *                                                                         *
+ ***************************************************************************/
+
 #include <QtGui/QApplication>
 #include "styles.h"
 
diff --git a/src/Gui/iisTaskPanel/tests/styles/styles.cpp b/src/Gui/iisTaskPanel/tests/styles/styles.cpp
index 20477515f..351e1775e 100644
--- a/src/Gui/iisTaskPanel/tests/styles/styles.cpp
+++ b/src/Gui/iisTaskPanel/tests/styles/styles.cpp
@@ -1,3 +1,10 @@
+/***************************************************************************
+ *                                                                         *
+ *   Copyright: http://www.ii-system.com                                   *
+ *   License:   LGPL                                                       *
+ *                                                                         *
+ ***************************************************************************/
+
 #include "styles.h"
 
 #include <iisTaskPanel>
diff --git a/src/Gui/iisTaskPanel/tests/styles/styles.h b/src/Gui/iisTaskPanel/tests/styles/styles.h
index 5c9096990..714ad5638 100644
--- a/src/Gui/iisTaskPanel/tests/styles/styles.h
+++ b/src/Gui/iisTaskPanel/tests/styles/styles.h
@@ -1,3 +1,10 @@
+/***************************************************************************
+ *                                                                         *
+ *   Copyright: http://www.ii-system.com                                   *
+ *   License:   LGPL                                                       *
+ *                                                                         *
+ ***************************************************************************/
+
 #ifndef TEST_H
 #define TEST_H
 
diff --git a/src/Gui/iisTaskPanel/tests/test/main.cpp b/src/Gui/iisTaskPanel/tests/test/main.cpp
index 32081f918..9a3c2f710 100644
--- a/src/Gui/iisTaskPanel/tests/test/main.cpp
+++ b/src/Gui/iisTaskPanel/tests/test/main.cpp
@@ -1,3 +1,10 @@
+/***************************************************************************
+ *                                                                         *
+ *   Copyright: http://www.ii-system.com                                   *
+ *   License:   LGPL                                                       *
+ *                                                                         *
+ ***************************************************************************/
+
 #include <QtGui/QApplication>
 #include "test.h"
 
diff --git a/src/Gui/iisTaskPanel/tests/test/test.cpp b/src/Gui/iisTaskPanel/tests/test/test.cpp
index e323985bb..814118310 100644
--- a/src/Gui/iisTaskPanel/tests/test/test.cpp
+++ b/src/Gui/iisTaskPanel/tests/test/test.cpp
@@ -1,3 +1,10 @@
+/***************************************************************************
+ *                                                                         *
+ *   Copyright: http://www.ii-system.com                                   *
+ *   License:   LGPL                                                       *
+ *                                                                         *
+ ***************************************************************************/
+
 #include "test.h"
 
 #include <iisTaskPanel>
diff --git a/src/Gui/iisTaskPanel/tests/test/test.h b/src/Gui/iisTaskPanel/tests/test/test.h
index bb075bca3..f9ec5ec54 100644
--- a/src/Gui/iisTaskPanel/tests/test/test.h
+++ b/src/Gui/iisTaskPanel/tests/test/test.h
@@ -1,3 +1,10 @@
+/***************************************************************************
+ *                                                                         *
+ *   Copyright: http://www.ii-system.com                                   *
+ *   License:   LGPL                                                       *
+ *                                                                         *
+ ***************************************************************************/
+
 #ifndef TEST_H
 #define TEST_H
 
diff --git a/src/Mod/PartDesign/Scripts/Epitrochoid.py b/src/Mod/PartDesign/Scripts/Epitrochoid.py
index 391666b9f..c6f633587 100644
--- a/src/Mod/PartDesign/Scripts/Epitrochoid.py
+++ b/src/Mod/PartDesign/Scripts/Epitrochoid.py
@@ -1,3 +1,7 @@
+#! python
+# -*- coding: utf-8 -*-
+# (c) 2011 Werner Mayer LGPL
+#
 
 from __future__ import division # allows floating point division from integers
 import FreeCAD, Part, math
diff --git a/src/Tools/LicenseChecker.py b/src/Tools/LicenseChecker.py
new file mode 100644
index 000000000..f6e97c37d
--- /dev/null
+++ b/src/Tools/LicenseChecker.py
@@ -0,0 +1,83 @@
+#! python
+# -*- coding: utf-8 -*-
+# (c) 2013 Werner Mayer LGPL
+#
+# Utility to search for source, header and Python files with a missing license text
+
+import codecs, os
+
+ext=[".cpp", ".cxx", ".cc", ".c", ".hpp", ".hxx", ".hh", ".h", ".inl", ".inc", ".py"]
+flt=['__init__.py', '_rc.py', 'CxImage',
+     'coin_header_includes.h',
+     'CxxDebug.hxx',
+     'IndirectPythonInterface.hxx',
+    ('src%sTools')%(os.path.sep),
+    ('App%skdl_cp')%(os.path.sep),
+    ('3rdParty%satlas')%(os.path.sep),
+    ('Mod%sGDML')%(os.path.sep),
+    ('boost%snumeric%sbindings')%(os.path.sep,os.path.sep),
+    ('salomesmesh%sinc')%(os.path.sep),
+    ('App%sCore%stritritest.h')%(os.path.sep,os.path.sep)
+    ]
+    # A note to tritritest.h
+    # tritritest.h has no licensing information, but Tomas Moller replied
+    # the following, when asked about it:
+    #
+    # The code is is free to use for anyone and any projects, but I give no
+    # warranties.
+    #
+    # See: http://anonscm.debian.org/gitweb/?p=debian-science/packages/freecad.git;a=blob;f=debian/copyright
+lic=['LGPL',
+     'GNU Library',
+     'GNU Lesser',
+     'Permission to copy, use, modify',
+     'Permission to use, copy, modify',
+     'Distributed under the Boost Software License',
+     'Redistribution  and  use  in  source  and  binary  forms',
+     'This program is free software: you can redistribute it',
+     'This module is free software, and you may redistribute it and/or modify',
+     'This file was automatically generated by SWIG'
+    ]
+
+def startProcessing():
+    fn = os.path.realpath(__file__)
+    # get path of parent directory
+    fn = os.path.dirname(fn)
+    fn = os.path.dirname(fn)
+    global ext
+    global flt
+    traverse(fn, ext, flt)
+
+def traverse(path, ext, flt):
+    for r,d,f in os.walk(path):
+        for i in f:
+            fn = os.path.join(r,i)
+            # filter out some file names
+            stop = False
+            for j in flt:
+                if fn.find(j) >= 0:
+                    stop=True
+                    break
+            if stop:
+                continue
+            bn = os.path.basename(fn).lower()
+            for j in ext:
+                if bn.endswith(j):
+                    parsefile(fn)
+                    break
+
+def parsefile(fn):
+    data = codecs.open(fn,'r','utf-8')
+    try:
+        lines = data.readlines()
+        data.close()
+
+        global lic
+        for i in lines:
+            for j in lic:
+                if i.find(j) >= 0:
+                    return
+
+        print ("Missing license text in file %s") % (fn)
+    except:
+        pass