diff --git a/tabellio/documents/document.py b/tabellio/documents/document.py
index 7d1c221..5089c9f 100644
--- a/tabellio/documents/document.py
+++ b/tabellio/documents/document.py
@@ -122,3 +122,7 @@ class Document(Item, BasePublication):
     @property
     def moniteur_date_str(self):
         return self.moniteur_date.strftime('%d/%m/%Y')
+
+    @property
+    def sanction_date_str(self):
+        return self.sanction_date.strftime('%d/%m/%Y')