diff --git a/lacommunaute/forum/views.py b/lacommunaute/forum/views.py
index 191c7920..6439c0b2 100644
--- a/lacommunaute/forum/views.py
+++ b/lacommunaute/forum/views.py
@@ -10,6 +10,7 @@
 from django.views.generic import CreateView, ListView, UpdateView
 from machina.apps.forum.views import ForumView as BaseForumView
 from machina.core.loading import get_class
+from taggit.models import Tag
 
 from lacommunaute.forum.enums import Kind as ForumKind
 from lacommunaute.forum.forms import ForumForm
@@ -56,6 +57,12 @@ def get_descendants(self):
 
         return qs.prefetch_related("tags")
 
+    def get_descendants_tags(self):
+        return Tag.objects.filter(
+            taggit_taggeditem_items__content_type=ContentType.objects.get_for_model(Forum),
+            taggit_taggeditem_items__object_id__in=self.get_forum().get_descendants().values_list("id", flat=True),
+        ).distinct()
+
     def get_context_data(self, **kwargs):
         forum = self.get_forum()
 
@@ -85,13 +92,17 @@ def get_context_data(self, **kwargs):
         )
         context = context | self.get_topic_filter_context()
 
-        # vincentporte, overide the method to add the sub_forums, not testing permissions ^v^
-        context["sub_forums"] = ForumVisibilityContentTree.from_forums(
-            self.request.forum_permission_handler.forum_list_filter(
-                self.get_descendants(),
-                self.request.user,
-            ),
-        )
+        if self.will_render_documentation_category_variant():
+            # vincentporte, overide the method to add the sub_forums, not testing permissions ^v^
+            # only in the documentation category which is public
+            context["sub_forums"] = ForumVisibilityContentTree.from_forums(
+                self.request.forum_permission_handler.forum_list_filter(
+                    self.get_descendants(),
+                    self.request.user,
+                ),
+            )
+            context["sub_forums_tags"] = self.get_descendants_tags()
+            context["active_forum_tag_slug"] = self.request.GET.get("forum_tags") or None
 
         if self.will_render_documentation_variant():
             context["sibling_forums"] = forum.get_siblings(include_self=True)
diff --git a/lacommunaute/templates/forum/forum_documentation_category.html b/lacommunaute/templates/forum/forum_documentation_category.html
index dd1f2eb7..9b89cbfc 100644
--- a/lacommunaute/templates/forum/forum_documentation_category.html
+++ b/lacommunaute/templates/forum/forum_documentation_category.html
@@ -1,4 +1,10 @@
 {% extends "forum/forum_detail.html" %}
+{% block forum_head_content %}
+    {{ block.super }}
+    {% if sub_forums_tags %}
+        {% include "forum/partials/forum_tags.html" with tags=sub_forums_tags only %}
+    {% endif %}
+{% endblock forum_head_content %}
 {% block subforum_list %}
     <div class="row mt-4" id="documentation-category-subforums">
         {% for node in sub_forums.top_nodes %}
diff --git a/lacommunaute/templates/forum/partials/forum_tags.html b/lacommunaute/templates/forum/partials/forum_tags.html
new file mode 100644
index 00000000..c69b9b64
--- /dev/null
+++ b/lacommunaute/templates/forum/partials/forum_tags.html
@@ -0,0 +1,16 @@
+{% load url_add_query %}
+<div class="container-fluid d-flex justify-content-center c-box">
+    Filtrez par sous-catégorie :&nbsp;
+    {% for tag in tags %}
+        <a href="{% url_add_query request.path forum_tags=tag.slug %}">
+            {% if tag.slug == active_forum_tag_slug %}
+                {% include "partials/tag.html" with tag=tag highlight=1 only %}
+            {% else %}
+                {% include "partials/tag.html" with tag=tag only %}
+            {% endif %}
+        </a>&nbsp;
+        {% if forloop.last and active_forum_tag_slug %}
+            <a href="{{ request.path }}"><span class="tag bg-light text-muted"><i class="ri-close-circle-fill"></i> supprimer le filtre</span></a>
+        {% endif %}
+    {% endfor %}
+</div>
diff --git a/lacommunaute/templates/partials/tag.html b/lacommunaute/templates/partials/tag.html
index 62e3e352..b2510366 100644
--- a/lacommunaute/templates/partials/tag.html
+++ b/lacommunaute/templates/partials/tag.html
@@ -1 +1 @@
-<span class="tag bg-info-lighter text-info">{{ tag.name }}</span>
+<span class="tag{% if highlight %} bg-info text-white{% else %} bg-info-lighter text-info{% endif %}">{{ tag.name }}</span>