diff --git a/cotisations/admin.py b/cotisations/admin.py
index cbad4542..58d62fa6 100644
--- a/cotisations/admin.py
+++ b/cotisations/admin.py
@@ -3,7 +3,7 @@ from django.contrib import admin
 from .models import Facture, Article, Banque, Paiement, Cotisation, Vente
 
 class FactureAdmin(admin.ModelAdmin):
-    list_display = ('user','paiement','date','valid')
+    list_display = ('user','paiement','date','valid','control')
 
 class VenteAdmin(admin.ModelAdmin):
     list_display = ('facture','name','prix','number','cotisation','duration')
diff --git a/cotisations/forms.py b/cotisations/forms.py
index d9360272..c156fb53 100644
--- a/cotisations/forms.py
+++ b/cotisations/forms.py
@@ -42,13 +42,22 @@ class NewFactureFormPdf(Form):
 
 class EditFactureForm(NewFactureForm):
     class Meta(NewFactureForm.Meta):
-        fields = '__all__'
+        fields = ['paiement','banque','cheque','user']
 
     def __init__(self, *args, **kwargs):
         super(EditFactureForm, self).__init__(*args, **kwargs)
         self.fields['user'].label = 'Adherent'
         self.fields['user'].empty_label = "Séléctionner l'adhérent propriétaire"
+
+class TrezEditFactureForm(EditFactureForm):
+    class Meta(EditFactureForm.Meta):
+        fields = '__all__'
+
+    def __init__(self, *args, **kwargs):
+        super(TrezEditFactureForm, self).__init__(*args, **kwargs)
         self.fields['valid'].label = 'Validité de la facture'
+        self.fields['control'].label = 'Controle de la facture'
+
 
 class ArticleForm(ModelForm):
     class Meta:
diff --git a/cotisations/migrations/0015_auto_20160714_2142.py b/cotisations/migrations/0015_auto_20160714_2142.py
new file mode 100644
index 00000000..ee677909
--- /dev/null
+++ b/cotisations/migrations/0015_auto_20160714_2142.py
@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.core.validators
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cotisations', '0014_auto_20160712_0245'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='facture',
+            name='control',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AlterField(
+            model_name='cotisation',
+            name='facture',
+            field=models.OneToOneField(to='cotisations.Facture'),
+        ),
+        migrations.AlterField(
+            model_name='vente',
+            name='facture',
+            field=models.ForeignKey(to='cotisations.Facture'),
+        ),
+        migrations.AlterField(
+            model_name='vente',
+            name='number',
+            field=models.IntegerField(validators=[django.core.validators.MinValueValidator(1)]),
+        ),
+    ]
diff --git a/cotisations/templates/cotisations/aff_cotisations.html b/cotisations/templates/cotisations/aff_cotisations.html
index 5638c6ab..0d387ebb 100644
--- a/cotisations/templates/cotisations/aff_cotisations.html
+++ b/cotisations/templates/cotisations/aff_cotisations.html
@@ -17,8 +17,9 @@
             <td>{{ facture.prix_total }}</td>
             <td>{{ facture.paiement }}</td>
             <td>{{ facture.date }}</td>
-            <td>{% if is_cableur %}<a class="btn btn-primary btn-sm" role="button" href="{% url 'cotisations:edit-facture' facture.id %}"><i class="glyphicon glyphicon-bitcoin"></i> Editer</a>{% endif %}</td>
-            <td><a class="btn btn-primary btn-sm" role="button" href="{% url 'cotisations:facture-pdf' facture.id %}"><i class="glyphicon glyphicon-save"></i> PDF</a></td>
+            <td>{% if is_cableur %}{% if facture.valid and not facture.control or is_trez %}<a class="btn btn-primary btn-sm" role="button" href="{% url 'cotisations:edit-facture' facture.id %}"><i class="glyphicon glyphicon-bitcoin"></i> Editer</a>{% endif %}{% endif %}</td>
+            <td>{% if is_cableur %}{% if facture.valid and not facture.control or is_trez %}<a class="btn btn-danger btn-sm" role="button" href="{% url 'cotisations:del-facture' facture.id %}"><i class="glyphicon glyphicon-trash"></i> Supprimer</a>{% else %}Facture controlée{% endif %}{% endif %}</td>
+            <td>{% if facture.valid %}<a class="btn btn-primary btn-sm" role="button" href="{% url 'cotisations:facture-pdf' facture.id %}"><i class="glyphicon glyphicon-save"></i> PDF</a>{% else %}Facture invalide{% endif %}</td>
         </tr>
         {% endfor %}
     </table>
diff --git a/cotisations/templates/cotisations/facture.html b/cotisations/templates/cotisations/facture.html
index 659c3dce..59c6b2c0 100644
--- a/cotisations/templates/cotisations/facture.html
+++ b/cotisations/templates/cotisations/facture.html
@@ -11,32 +11,10 @@
     {% csrf_token %}
     {% bootstrap_form factureform %}
     {{ venteform.management_form }}
-    <div id="form_set">
     {% for form in venteform.forms %}
             {{ form.as_p }}
     {% endfor %}
-    </div>
-    <input class="btn btn-primary btn-sm" role="button" value="Ajouter un article" id="add_one">
-    <input class="btn btn-primary btn-sm" role="button" value="Supprimer un article" id="del_one">
     {% bootstrap_button "Créer ou modifier" button_type="submit" icon="star" %}
 </form>
 
-<div id="empty_form" style="display:none">
-    <table class='no_error'>
-        {{ venteform.empty_form.as_p }}
-    </table>
-</div>
-
-<script>
-    $('#add_one').click(function() {
-        var form_idx = $('#id_form-TOTAL_FORMS').val();
-        $('#form_set').append($('#empty_form').html().replace(/__prefix__/g, form_idx));
-        $('#id_form-TOTAL_FORMS').val(parseInt(form_idx) + 1);
-    });
-    $('#del_one').click(function() {
-        var forms = $('.dynamic-form');
-        $('#id_form-TOTAL_FORMS').val(forms.length);
-    });
-</script>
-
 {% endblock %}
diff --git a/cotisations/templates/cotisations/index_article.html b/cotisations/templates/cotisations/index_article.html
index c92fdf8f..dde01575 100644
--- a/cotisations/templates/cotisations/index_article.html
+++ b/cotisations/templates/cotisations/index_article.html
@@ -7,7 +7,7 @@
   <h2>Liste des types d'articles</h2>
   {% if is_trez %}
   <a class="btn btn-primary btn-sm" role="button" href="{% url 'cotisations:add-article'  %}"><i class="glyphicon glyphicon-plus"></i> Ajouter un type d'articles</a>
-  <a class="btn btn-primary btn-sm" role="button" href="{% url 'cotisations:del-article'  %}"><i class="glyphicon glyphicon-trash"></i> Supprimer un ou plusieurs types d'articles</a>
+  <a class="btn btn-danger btn-sm" role="button" href="{% url 'cotisations:del-article'  %}"><i class="glyphicon glyphicon-trash"></i> Supprimer un ou plusieurs types d'articles</a>
   {% endif %}
   {%  include "cotisations/aff_article.html" with  article_list=article_list %}
   <br />
diff --git a/cotisations/urls.py b/cotisations/urls.py
index 24b8dc5a..5587d4c3 100644
--- a/cotisations/urls.py
+++ b/cotisations/urls.py
@@ -5,6 +5,7 @@ from . import views
 urlpatterns = [
     url(r'^new_facture/(?P<userid>[0-9]+)$', views.new_facture, name='new-facture'),
     url(r'^edit_facture/(?P<factureid>[0-9]+)$', views.edit_facture, name='edit-facture'),
+    url(r'^del_facture/(?P<factureid>[0-9]+)$', views.del_facture, name='del-facture'),
     url(r'^facture_pdf/(?P<factureid>[0-9]+)$', views.facture_pdf, name='facture-pdf'),
     url(r'^new_facture_pdf/$', views.new_facture_pdf, name='new-facture-pdf'),
     url(r'^add_article/$', views.add_article, name='add-article'),
diff --git a/cotisations/views.py b/cotisations/views.py
index 516da18c..6b9e86cb 100644
--- a/cotisations/views.py
+++ b/cotisations/views.py
@@ -12,7 +12,7 @@ from django.forms import modelformset_factory, formset_factory
 import os
 
 from .models import Facture, Article, Vente, Cotisation, Paiement, Banque
-from .forms import NewFactureForm, EditFactureForm, ArticleForm, DelArticleForm, PaiementForm, DelPaiementForm, BanqueForm, DelBanqueForm, NewFactureFormPdf, SelectArticleForm
+from .forms import NewFactureForm, TrezEditFactureForm, EditFactureForm, ArticleForm, DelArticleForm, PaiementForm, DelPaiementForm, BanqueForm, DelBanqueForm, NewFactureFormPdf, SelectArticleForm
 from users.models import User
 from .tex import render_tex
 from re2o.settings_local import ASSO_NAME, ASSO_ADDRESS_LINE1, ASSO_ADDRESS_LINE2, ASSO_SIRET, ASSO_EMAIL, ASSO_PHONE, LOGO_PATH
@@ -104,6 +104,9 @@ def facture_pdf(request, factureid):
     if not request.user.has_perms(('cableur',)) and facture.user != request.user:
         messages.error(request, "Vous ne pouvez pas afficher une facture ne vous appartenant pas sans droit cableur")
         return redirect("/users/profil/" + str(request.user.id))
+    if not facture.valid:
+        messages.error(request, "Vous ne pouvez pas afficher une facture non valide")
+        return redirect("/users/profil/" + str(request.user.id))
     vente = Vente.objects.all().filter(facture=facture)
     ventes = []
     for v in vente:
@@ -118,7 +121,13 @@ def edit_facture(request, factureid):
     except Facture.DoesNotExist:
         messages.error(request, u"Facture inexistante" )
         return redirect("/cotisations/")
-    facture_form = EditFactureForm(request.POST or None, instance=facture)
+    if request.user.has_perms(['trésorier']):
+        facture_form = TrezEditFactureForm(request.POST or None, instance=facture)
+    elif facture.control or not facture.valid:
+        messages.error(request, "Vous ne pouvez pas editer une facture controlée ou invalidée par le trésorier")
+        return redirect("/cotisations/")
+    else:
+        facture_form = EditFactureForm(request.POST or None, instance=facture)
     ventes_objects = Vente.objects.filter(facture=facture)
     vente_form_set = modelformset_factory(Vente, fields=('name','number'), extra=0, max_num=len(ventes_objects))
     vente_form = vente_form_set(request.POST or None, queryset=ventes_objects)
@@ -129,6 +138,21 @@ def edit_facture(request, factureid):
         return redirect("/cotisations/")
     return form({'factureform': facture_form, 'venteform': vente_form}, 'cotisations/facture.html', request)
 
+@login_required
+@permission_required('cableur')
+def del_facture(request, factureid):
+    try:
+        facture = Facture.objects.get(pk=factureid)
+    except Facture.DoesNotExist:
+        messages.error(request, u"Facture inexistante" )
+        return redirect("/cotisations/")
+    if (facture.control or not facture.valid):
+        messages.error(request, "Vous ne pouvez pas editer une facture controlée ou invalidée par le trésorier")
+        return redirect("/cotisations/")
+    facture.delete()
+    messages.success(request, "La facture a bien été supprimée")
+    return redirect("/cotisations/")
+
 @login_required
 @permission_required('trésorier')
 def add_article(request):