diff --git a/kfet/forms.py b/kfet/forms.py
index 9d164746..26ada7bc 100644
--- a/kfet/forms.py
+++ b/kfet/forms.py
@@ -130,10 +130,33 @@ class CheckoutRestrictForm(CheckoutForm):
     class Meta(CheckoutForm.Meta):
         fields = ['name', 'valid_from', 'valid_to']
 
-class CheckoutStatementForm(forms.ModelForm):
+
+class CheckoutStatementCreateForm(forms.ModelForm):
+    balance_001 = forms.IntegerField(min_value=0, initial=0)
+    balance_002 = forms.IntegerField(min_value=0, initial=0)
+    balance_005 = forms.IntegerField(min_value=0, initial=0)
+    balance_01 = forms.IntegerField(min_value=0, initial=0)
+    balance_02 = forms.IntegerField(min_value=0, initial=0)
+    balance_05 = forms.IntegerField(min_value=0, initial=0)
+    balance_1 = forms.IntegerField(min_value=0, initial=0)
+    balance_2 = forms.IntegerField(min_value=0, initial=0)
+    balance_5 = forms.IntegerField(min_value=0, initial=0)
+    balance_10 = forms.IntegerField(min_value=0, initial=0)
+    balance_20 = forms.IntegerField(min_value=0, initial=0)
+    balance_50 = forms.IntegerField(min_value=0, initial=0)
+    balance_100 = forms.IntegerField(min_value=0, initial=0)
+    balance_200 = forms.IntegerField(min_value=0, initial=0)
+    balance_500 = forms.IntegerField(min_value=0, initial=0)
+
     class Meta:
         model = CheckoutStatement
-        fields = ['balance_new', 'amount_taken']
+        exclude = ['by', 'at', 'checkout', 'amount_error', 'amount_taken',
+                   'balance_old', 'balance_new']
+
+class CheckoutStatementUpdateForm(forms.ModelForm):
+    class Meta:
+        model = CheckoutStatement
+        exclude = ['by', 'at', 'checkout', 'amount_error', 'amount_taken']
 
 # -----
 # Article forms
diff --git a/kfet/migrations/0032_auto_20160822_2350.py b/kfet/migrations/0032_auto_20160822_2350.py
new file mode 100644
index 00000000..142fb29d
--- /dev/null
+++ b/kfet/migrations/0032_auto_20160822_2350.py
@@ -0,0 +1,94 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('kfet', '0031_auto_20160822_0523'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_001',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_002',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_005',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_01',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_02',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_05',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_1',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_10',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_100',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_2',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_20',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_200',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_5',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_50',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_500',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name='checkoutstatement',
+            name='taken_cheque',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+    ]
diff --git a/kfet/models.py b/kfet/models.py
index 1cdcb409..39953196 100644
--- a/kfet/models.py
+++ b/kfet/models.py
@@ -7,6 +7,7 @@ from gestioncof.models import CofProfile
 from django.utils.six.moves import reduce
 from django.utils import timezone
 from django.db import transaction
+from django.db.models import F
 from django.core.cache import cache
 from datetime import date, timedelta
 import re
@@ -259,6 +260,23 @@ class CheckoutStatement(models.Model):
     amount_error = models.DecimalField(max_digits = 6, decimal_places = 2)
     at = models.DateTimeField(auto_now_add = True)
 
+    taken_001 = models.PositiveSmallIntegerField(default=0)
+    taken_002 = models.PositiveSmallIntegerField(default=0)
+    taken_005 = models.PositiveSmallIntegerField(default=0)
+    taken_01 = models.PositiveSmallIntegerField(default=0)
+    taken_02 = models.PositiveSmallIntegerField(default=0)
+    taken_05 = models.PositiveSmallIntegerField(default=0)
+    taken_1 = models.PositiveSmallIntegerField(default=0)
+    taken_2 = models.PositiveSmallIntegerField(default=0)
+    taken_5 = models.PositiveSmallIntegerField(default=0)
+    taken_10 = models.PositiveSmallIntegerField(default=0)
+    taken_20 = models.PositiveSmallIntegerField(default=0)
+    taken_50 = models.PositiveSmallIntegerField(default=0)
+    taken_100 = models.PositiveSmallIntegerField(default=0)
+    taken_200 = models.PositiveSmallIntegerField(default=0)
+    taken_500 = models.PositiveSmallIntegerField(default=0)
+    taken_cheque = models.PositiveSmallIntegerField(default=0)
+
     def __str__(self):
         return '%s %s' % (self.checkout, self.at)
 
@@ -273,6 +291,18 @@ class CheckoutStatement(models.Model):
                 Checkout.objects.filter(pk=checkout_id).update(balance=self.balance_new)
                 super(CheckoutStatement, self).save(*args, **kwargs)
         else:
+            self.amount_error = (
+                self.balance_new + self.amount_taken - self.balance_old)
+            # Si on modifie le dernier relevé d'une caisse et que la nouvelle
+            # balance est modifiée alors on modifie la balance actuelle de la caisse
+            last_statement = (CheckoutStatement.objects
+                    .filter(checkout=self.checkout)
+                    .order_by('at')
+                    .last())
+            if (last_statement.pk == self.pk
+                    and last_statement.balance_new != self.balance_new):
+                Checkout.objects.filter(pk=self.checkout_id).update(
+                    balance=F('balance') - last_statement.balance_new + self.balance_new)
             super(CheckoutStatement, self).save(*args, **kwargs)
 
 class ArticleCategory(models.Model):
diff --git a/kfet/templates/kfet/checkoutstatement_create.html b/kfet/templates/kfet/checkoutstatement_create.html
index 8e59bcb2..d9400f9b 100644
--- a/kfet/templates/kfet/checkoutstatement_create.html
+++ b/kfet/templates/kfet/checkoutstatement_create.html
@@ -18,7 +18,7 @@
         <form action="" method="post">
           {% csrf_token %}
           {{ form.as_p }}
-          {% if not perms.ket.add_checkoutstatement %}
+          {% if not perms.kfet.add_checkoutstatement %}
             <input type="password" name="KFETPASSWORD">
           {% endif %}
           <input type="submit" value="Enregistrer">
diff --git a/kfet/templates/kfet/checkoutstatement_update.html b/kfet/templates/kfet/checkoutstatement_update.html
new file mode 100644
index 00000000..18d8938f
--- /dev/null
+++ b/kfet/templates/kfet/checkoutstatement_update.html
@@ -0,0 +1,33 @@
+{% extends 'kfet/base.html' %}
+
+{% block title %}Modification d'un relevé{% endblock %}
+{% block content-header-title %}
+Caisse {{ checkout.name }} - Modification relevé {{ checkoutstatement.at }}
+{% endblock %}
+
+{% block content %}
+
+<div class="row">
+  <div class="col-sm-4 col-md-3 col-content-left">
+    <div class="content-left">
+      {% include 'kfet/left_checkout.html' %}
+    </div>
+  </div>
+  <div class="col-sm-8 col-md-9 col-content-right">
+    {% include 'kfet/base_messages.html' %}
+    <div class="content-right">
+      <div class="content-right-block">
+        <form action="" method="post">
+          {% csrf_token %}
+          {{ form.as_p }}
+          {% if not perms.kfet.change_checkoutstatement %}
+            <input type="password" name="KFETPASSWORD">
+          {% endif %}
+          <input type="submit" value="Enregistrer">
+        </form>
+      </div>
+    </div>
+  </div>
+</div>
+
+{% endblock %}
diff --git a/kfet/urls.py b/kfet/urls.py
index 1ce9b7a7..7b154c35 100644
--- a/kfet/urls.py
+++ b/kfet/urls.py
@@ -80,6 +80,10 @@ urlpatterns = [
     url('^checkouts/(?P<pk_checkout>\d+)/statements/add',
         permission_required('kfet.is_team')(views.CheckoutStatementCreate.as_view()),
         name = 'kfet.checkoutstatement.create'),
+    # Checkout Statement - Update
+    url('^checkouts/(?P<pk_checkout>\d+)/statements/(?P<pk>\d+)/edit',
+        permission_required('kfet.is_team')(views.CheckoutStatementUpdate.as_view()),
+        name = 'kfet.checkoutstatement.update'),
 
     # -----
     # Article urls
diff --git a/kfet/views.py b/kfet/views.py
index 87784e6c..418347c0 100644
--- a/kfet/views.py
+++ b/kfet/views.py
@@ -410,10 +410,30 @@ class CheckoutStatementList(ListView):
 
 # Checkout Statement - Create
 
+def getAmountTaken(data):
+    return Decimal(data.taken_001 * 0.01 + data.taken_002 * 0.02
+        + data.taken_005 * 0.05 + data.taken_01 * 0.1
+        + data.taken_02 * 0.2 + data.taken_05 * 0.5
+        + data.taken_1 * 1 + data.taken_2 * 2
+        + data.taken_5 * 5 + data.taken_10 * 10
+        + data.taken_20 * 20 + data.taken_50 * 50
+        + data.taken_100 * 100 + data.taken_200 * 200
+        + data.taken_500 * 500 + data.taken_cheque)
+
+def getAmountBalance(data):
+    return Decimal(data['balance_001'] * 0.01 + data['balance_002'] * 0.02
+        + data['balance_005'] * 0.05 + data['balance_01'] * 0.1
+        + data['balance_02'] * 0.2 + data['balance_05'] * 0.5
+        + data['balance_1'] * 1 + data['balance_2'] * 2
+        + data['balance_5'] * 5 + data['balance_10'] * 10
+        + data['balance_20'] * 20 + data['balance_50'] * 50
+        + data['balance_100'] * 100 + data['balance_200'] * 200
+        + data['balance_500'] * 500)
+
 class CheckoutStatementCreate(SuccessMessageMixin, CreateView):
     model           = CheckoutStatement
     template_name   = 'kfet/checkoutstatement_create.html'
-    form_class      = CheckoutStatementForm
+    form_class      = CheckoutStatementCreateForm
     success_message = 'Nouveau relevé : %(checkout)s - %(at)s'
 
     def get_success_url(self):
@@ -437,10 +457,36 @@ class CheckoutStatementCreate(SuccessMessageMixin, CreateView):
             form.add_error(None, 'Permission refusée')
             return self.form_invalid(form)
         # Creating
+        form.instance.amount_taken = getAmountTaken(form.instance)
+        form.instance.balance_new = getAmountBalance(form.cleaned_data)
         form.instance.checkout_id = self.kwargs['pk_checkout']
         form.instance.by = self.request.user.profile.account_kfet
         return super(CheckoutStatementCreate, self).form_valid(form)
 
+class CheckoutStatementUpdate(SuccessMessageMixin, UpdateView):
+    model = CheckoutStatement
+    template_name = 'kfet/checkoutstatement_update.html'
+    form_class = CheckoutStatementUpdateForm
+    success_message = 'Relevé modifié'
+
+    def get_success_url(self):
+        return reverse_lazy('kfet.checkout.read', kwargs={'pk':self.kwargs['pk_checkout']})
+
+    def get_context_data(self, **kwargs):
+        context = super(CheckoutStatementUpdate, self).get_context_data(**kwargs)
+        checkout = Checkout.objects.get(pk=self.kwargs['pk_checkout'])
+        context['checkout'] = checkout
+        return context
+
+    def form_valid(self, form):
+        # Checking permission
+        if not self.request.user.has_perm('kfet.change_checkoutstatement'):
+            form.add_error(None, 'Permission refusée')
+            return self.form_invalid(form)
+        # Updating
+        form.instance.amount_taken = getAmountTaken(form.instance)
+        return super(CheckoutStatementUpdate, self).form_valid(form)
+
 # -----
 # Article views
 # -----