diff --git a/billard/migrations/0020_auto_20170410_1853.py b/billard/migrations/0020_auto_20170410_1853.py
new file mode 100644
index 0000000..901e580
--- /dev/null
+++ b/billard/migrations/0020_auto_20170410_1853.py
@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2017-04-10 18:53
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+def create_default_groups_permissions(apps, schema_editor):
+    # We can't import the Person model directly as it may be a newer
+    # version than this migration expects. We use the historical version.
+    Permission = apps.get_model("auth", "Permission")
+    Group = apps.get_model("auth", "Group")
+    lg = Group(name='Location')
+    lg.save()
+    lg.permissions.add(Permission.objects.get(codename="add_locationdata"))
+    ag = Group(name='Accounting')
+    ag.save()
+    ag.permissions.add(Permission.objects.get(codename="change_accounting"))
+
+def delete_default_groups_permissions(apps, schema_editor):
+    Group = apps.get_model("auth", "Group")
+    Group.objects.get(name='Location').delete()
+    Group.objects.get(name='Accounting').delete()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('billard', '0019_merge_20170310_1941'),
+    ]
+    operations = [
+        migrations.RunPython(create_default_groups_permissions, delete_default_groups_permissions),
+    ]
diff --git a/billard/tasks.py b/billard/tasks.py
index 964f07f..e3194f0 100644
--- a/billard/tasks.py
+++ b/billard/tasks.py
@@ -53,6 +53,7 @@ def process_location_data():
                         hh_end=cli.location.happy_hour_end,
                         pphh=desk.prize_hh,
                     )
+                    acc.reporter_uuid = cli.uuid
                     acc.save()
                     ld.delete()
                 else:
diff --git a/billard/templates/billard/base.html b/billard/templates/billard/base.html
index efe6f2d..07d5217 100644
--- a/billard/templates/billard/base.html
+++ b/billard/templates/billard/base.html
@@ -29,7 +29,9 @@
             <div id="navbar" class="collapse navbar-collapse">
                 <ul class="nav navbar-nav">
                     <li class="{% ifequal request.path '/billard/' %}active{% endifequal %}"><a href="{% url "carom_index" %}">Tische</a></li>
+{% if perms.billard.change_accounting %}
                     <li class="{% ifequal request.path '/billard/accounting' %}active{% endifequal %}"><a href="{% url "accounting" %}">Abrechnung</a></li>
+{% endif %}
 {% if user.is_superuser %}
                     <li class="{% ifequal request.path '/logout/' %}active{% endifequal %}"><a href="/admin/">Administration</a></li>
 {% endif %}
diff --git a/billard/views.py b/billard/views.py
index 5873692..d9b091e 100644
--- a/billard/views.py
+++ b/billard/views.py
@@ -5,7 +5,7 @@ from rest_framework import viewsets
 from django.shortcuts import render, redirect
 from django.views import generic
 from django.views.generic.detail import DetailView
-from django.contrib.auth.decorators import login_required
+from django.contrib.auth.decorators import login_required, permission_required
 from django.db.models import Min, Sum
 from django.http import HttpResponse
 
@@ -56,6 +56,7 @@ def accountmodalconfirmview(request, pk):
 
 
 @login_required
+@permission_required('billard.change_accounting')
 def accounting(request):
     if request.method == 'GET':
         template = 'billard/accounting.html'