diff --git a/README.md b/README.md
index bbd5df1..fbfbbdb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,24 @@
-# LaTeX Package and Class: MANCHOT
+!--[TLP:WHITE] UNLIMITED DISTRIBUTION-->
+```diff
+[TLP:WHITE] UNLIMITED DISTRIBUTION
+```
 
-## Introduction 
-Manchot is an Astrophysics package aNd Class to Help writing dOcuments in Tex (MANCHOT).
+# MANCHOT is an Astrophysics package aNd Class to Help writing dOcuments in Tex (MANCHOT).
 
-This is work in progress... Documentation is coming soon (before 2030)
+Author: Moussouni, Yaël (<contact.ial-2@proton.me>)\
+Institution:  Université de Strasbourg, CNRS, Observatoire astronomique de Strasbourg, UMR 7550, F-67000 Strasbourg, France\
+Date: 2025-02-01
+
+## Description
+
+This is work in progress.
+
+## Licence
+
+**MANCHOT**
+
+Copyright (C) 2026 Yaël Moussouni (<contact.ial-2@proton.me>)
+
+This program 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 3 of the License, or (at your option) any later version.
+
+This program 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.