diff --git a/gestioasso/settings/cof_prod.py b/gestioasso/settings/cof_prod.py
index 6121c98d..4089f8cf 100644
--- a/gestioasso/settings/cof_prod.py
+++ b/gestioasso/settings/cof_prod.py
@@ -206,3 +206,5 @@ MAIL_DATA = {
 
 # Max lookback date into kfet history
 KFET_HISTORY_DATE_LIMIT = timedelta(weeks=1)
+# limite plus longue pour les chef/trez
+KFET_HISTORY_LONG_DATE_LIMIT = timedelta(days=30)
diff --git a/kfet/forms.py b/kfet/forms.py
index 6623ad0e..f93ff068 100644
--- a/kfet/forms.py
+++ b/kfet/forms.py
@@ -489,8 +489,9 @@ class FilterHistoryForm(forms.Form):
         label=_("De"),
         widget=DateTimeWidget,
         required=False,
-        help_text="L'historique est limité à {} jours".format(
-            settings.KFET_HISTORY_DATE_LIMIT.days
+        help_text="Limité à {} jours ({} pour les chefs/trez)".format(
+            settings.KFET_HISTORY_DATE_LIMIT.days,
+            settings.KFET_HISTORY_LONG_DATE_LIMIT.days,
         ),
     )
     end = forms.DateTimeField(label=_("À"), widget=DateTimeWidget, required=False)
diff --git a/kfet/models.py b/kfet/models.py
index 2eacf06f..622c0ac9 100644
--- a/kfet/models.py
+++ b/kfet/models.py
@@ -89,6 +89,7 @@ class Account(models.Model):
             ("can_force_close", "Fermer manuellement la K-Fêt"),
             ("see_config", "Voir la configuration K-Fêt"),
             ("change_config", "Modifier la configuration K-Fêt"),
+            ("access_old_history", "Peut accéder à l'historique plus ancien"),
         )
 
     def __str__(self):
diff --git a/kfet/views.py b/kfet/views.py
index 10576d39..ca280728 100644
--- a/kfet/views.py
+++ b/kfet/views.py
@@ -1411,6 +1411,13 @@ def cancel_operations(request):
     return JsonResponse(data)
 
 
+def get_history_limit(user) -> timedelta:
+    """returns the earliest date the user can view history"""
+    if user.has_perm("access_old_history"):
+        return datetime.today() - settings.KFET_HISTORY_LONG_DATE_LIMIT
+    return datetime.today() - settings.KFET_HISTORY_DATE_LIMIT
+
+
 @login_required
 def history_json(request):
     # Récupération des paramètres
@@ -1497,7 +1504,7 @@ def history_json(request):
         return JsonResponse({}, status=403)
     if limit_date:
         # limiter l'accès à l'historique ancien pour confidentialité
-        earliest_date = datetime.today() - settings.KFET_HISTORY_DATE_LIMIT
+        earliest_date = get_history_limit(request.user)
         opegroups = opegroups.filter(at__gte=earliest_date)
         transfergroups = transfergroups.filter(at__gte=earliest_date)
 
@@ -1589,7 +1596,7 @@ def kpsul_articles_data(request):
 
 @teamkfet_required
 def history(request):
-    history_limit = timezone.now() - settings.KFET_HISTORY_DATE_LIMIT
+    history_limit = get_history_limit(request.user)
     data = {
         "filter_form": FilterHistoryForm(),
         "history_limit": history_limit.strftime("%Y-%m-%d %H:%M"),