diff --git a/Nef_3/include/CGAL/Nef_3/Nef_box.h b/Nef_3/include/CGAL/Nef_3/Nef_box.h
index 19fd54b2dec..4edc688e205 100644
--- a/Nef_3/include/CGAL/Nef_3/Nef_box.h
+++ b/Nef_3/include/CGAL/Nef_3/Nef_box.h
@@ -1,3 +1,20 @@
+// Copyright (c) 1997-2002,2005 Max-Planck-Institute Saarbruecken (Germany).
+// All rights reserved.
+//
+// This file is part of CGAL (www.cgal.org); you may redistribute it under
+// the terms of the Q Public License version 1.0.
+// See the file LICENSE.QPL distributed with CGAL.
+//
+// Licensees holding a valid commercial license may use this file in
+// accordance with the commercial license agreement provided with the software.
+//
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// $URL:
+// $Id: 
+// 
+// Author(s)     : Peter Hachenberger    <hachenberger@mpi-sb.mpg.de>
 #ifndef CGAL_NEF_BOX_H
 #define CGAL_NEF_BOX_H