diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index a34f65c0..76e9339e 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -6,7 +6,7 @@
 msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2026-08-21 14:10+0200\n"
+"POT-Creation-Date: 2026-09-01 18:32+0200\n"
 "PO-Revision-Date: 2016-07-18\n"
 "Last-Translator: Maréchal <thomas.girod@utbm.fr\n"
 "Language-Team: AE info <ae.info@utbm.fr>\n"
@@ -5089,6 +5089,10 @@ msgstr "signalant"
 msgid "A guide of courses available at UTBM."
 msgstr "Un guide de tous les cours disponibles à l'UTBM."
 
+#: pedagogy/templates/pedagogy/guide.jinja
+msgid "Search UE"
+msgstr "Recherche d'UE"
+
 #: pedagogy/templates/pedagogy/guide.jinja
 #, python-format
 msgid "%(display_name)s"
@@ -5758,6 +5762,18 @@ msgstr "fin de la cotisation"
 msgid "location"
 msgstr "lieu"
 
+#: subscription/models.py
+msgid "created_at"
+msgstr "créé le"
+
+#: subscription/models.py
+msgid ""
+"When this subscription was created. This date may differ from the start of "
+"the subscription."
+msgstr ""
+"Quand la cotisation a été créée. Cette date peut différer du début effectif de "
+"la cotisation."
+
 #: subscription/models.py
 msgid "You can not subscribe many time for the same period"
 msgstr "Vous ne pouvez pas cotiser plusieurs fois pour la même période"
diff --git a/subscription/migrations/0017_subscription_created_at.py b/subscription/migrations/0017_subscription_created_at.py
new file mode 100644
index 00000000..7aeda459
--- /dev/null
+++ b/subscription/migrations/0017_subscription_created_at.py
@@ -0,0 +1,43 @@
+# Generated by Django 5.2.17 on 2026-09-01 08:44
+
+import django.utils.timezone
+from django.db import migrations, models
+from django.db.migrations.state import StateApps
+from django.db.models import F, Value
+from django.db.models.functions import Least
+from django.utils.timezone import now
+
+
+def make_default_creation_date(apps: StateApps, schema_editor):
+    Subscription = apps.get_model("subscription", "Subscription")
+    Subscription.objects.update(
+        created_at=Least(
+            F("subscription_start"), Value(now()), output_field=models.DateTimeField()
+        )
+    )
+
+
+class Migration(migrations.Migration):
+    dependencies = [("subscription", "0016_alter_subscription_subscription_type")]
+
+    operations = [
+        migrations.AddField(
+            model_name="subscription",
+            name="created_at",
+            field=models.DateTimeField(
+                auto_now_add=True,
+                default=django.utils.timezone.now,
+                help_text=(
+                    "When this subscription was created. "
+                    "This date may differ from the start of the subscription."
+                ),
+                verbose_name="created_at",
+            ),
+            preserve_default=False,
+        ),
+        migrations.RunPython(
+            make_default_creation_date,
+            reverse_code=migrations.RunPython.noop,
+            elidable=True,
+        ),
+    ]
diff --git a/subscription/models.py b/subscription/models.py
index 08e11774..b86db75a 100644
--- a/subscription/models.py
+++ b/subscription/models.py
@@ -64,6 +64,14 @@ class Subscription(models.Model):
         max_length=20,
         verbose_name=_("location"),
     )
+    created_at = models.DateTimeField(
+        _("created_at"),
+        help_text=_(
+            "When this subscription was created. "
+            "This date may differ from the start of the subscription."
+        ),
+        auto_now_add=True,
+    )
 
     class Meta:
         ordering = ["subscription_start"]