diff --git a/ChangeLog b/ChangeLog
index df49e730e..d7c1d03e1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2006-12-14  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
+	* SoObjects/SOGo/SOGoPermissions.[hm]: new module that extends the
+	values from SoPermissions with ones specific to SOGo.
+
 	* SoObjects/SOGo/SOGoAclsFolder.[hm]: new class module that
 	handles the storage for the acls.
 
diff --git a/SoObjects/SOGo/SOGoPermissions.h b/SoObjects/SOGo/SOGoPermissions.h
new file mode 100644
index 000000000..ee196174a
--- /dev/null
+++ b/SoObjects/SOGo/SOGoPermissions.h
@@ -0,0 +1,39 @@
+/* SOGoPermissions.h - this file is part of SOGo
+ *
+ * Copyright (C) 2006 Inverse groupe conseil
+ *
+ * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef SOGOPERMISSIONS_H
+#define SOGOPERMISSIONS_H
+
+#import <Foundation/NSString.h>
+
+#import <NGObjWeb/SoPermissions.h>
+
+extern NSString *SOGoRole_Assistant;
+extern NSString *SOGoRole_Delegate;
+extern NSString *SOGoRole_FreeBusyLookup;
+extern NSString *SOGoRole_FreeBusy;
+
+extern NSString *SOGoPerm_ReadAcls;
+extern NSString *SOGoPerm_CreateAndModifyAcls;
+extern NSString *SOGoPerm_FreeBusyLookup;
+
+#endif /* SOGOPERMISSIONS_H */
diff --git a/SoObjects/SOGo/SOGoPermissions.m b/SoObjects/SOGo/SOGoPermissions.m
new file mode 100644
index 000000000..13e7cb9c6
--- /dev/null
+++ b/SoObjects/SOGo/SOGoPermissions.m
@@ -0,0 +1,42 @@
+/* SOGoPermissions.m - this file is part of SOGo
+ *
+ * Copyright (C) 2006 Inverse groupe conseil
+ *
+ * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#import "SOGoPermissions.h"
+
+NSString *SOGoRole_Assistant = @"Assistant";               /* a colleague */
+NSString *SOGoRole_Delegate = @"Delegate"; /* a colleague or person that I
+                                              trust in adding or modifying my
+                                              data */
+NSString *SOGoRole_FreeBusyLookup = @"FreeBusyLookup"; /* for users that have
+                                                          access to the
+                                                          freebusy information
+                                                          from a specific
+                                                          calendar */
+NSString *SOGoRole_FreeBusy = @"FreeBusy"; /* for the "freebusy" special user
+                                            */
+
+#warning ReadAcls still not used...
+NSString *SOGoPerm_ReadAcls = @"ReadAcls"; /* the equivalent of "read-acl" in
+                                              the WebDAV acls spec, which is
+                                              currently missing from SOPE */
+NSString *SOGoPerm_CreateAndModifyAcls = @"CreateAndModifyAcls";
+NSString *SOGoPerm_FreeBusyLookup = @"FreeBusyLookup";