diff --git a/app/views/absences.py b/app/views/absences.py
index f664333a..721c0736 100644
--- a/app/views/absences.py
+++ b/app/views/absences.py
@@ -922,9 +922,36 @@ def EtatAbsencesGr(
             h = groups_infos.groups_titles
         gr_tit = p + h
 
-    title = "État des absences %s" % gr_tit
+    title = f"État des absences {gr_tit}"
     if format == "xls" or format == "xml" or format == "json":
         columns_ids = ["etudid"] + columns_ids
+    # --- Formulaire choix dates début / fin
+    form_date = (
+        f"""
+    <form action="{groups_infos.base_url}" method="get">
+    <input type="hidden" name="group_ids" value="{group_ids}">
+    <span style="font-size: 120%"><b>Période du 
+    <input type="text" name="debut" size="10" value="{debut}" class="datepicker"
+    onchange="validate_date(this);">
+    &nbsp;au&nbsp;
+    <input type="text" name="fin" size="10" value="{fin}" class="datepicker"
+    onchange="validate_date(this);">
+    </b></span>
+    &nbsp;
+    (nombre de <em>demi-journées</em>)
+    </form>"""
+        + """
+    <script>
+    function validate_date(el) {
+        const regex = /^[0-3]?[0-9]\/[0-9]{1,2}\/[0-9]{1,4}$/;
+        if (regex.test(el.value)) {
+            return el.form.submit();
+        }
+        return false;
+    }
+    </script>
+    """
+    )
     tab = GenTable(
         columns_ids=columns_ids,
         rows=T,
@@ -945,8 +972,9 @@ def EtatAbsencesGr(
             init_qtip=True,
             javascripts=["js/etud_info.js"],
         ),
-        html_title=html_sco_header.html_sem_header("%s" % title, with_page_header=False)
-        + "<p>Période du %s au %s (nombre de <b>demi-journées</b>)<br/>" % (debut, fin),
+        html_title=html_sco_header.html_sem_header(title, with_page_header=False)
+        + form_date,
+        # "<p>Période du %s au %s (nombre de <b>demi-journées</b>)<br/>" % (debut, fin),
         base_url="%s&formsemestre_id=%s&debut=%s&fin=%s"
         % (groups_infos.base_url, formsemestre_id, debut, fin),
         filename="etat_abs_"