diff --git a/input/forms.py b/input/forms.py
index 6c2d8c7..b204594 100644
--- a/input/forms.py
+++ b/input/forms.py
@@ -13,7 +13,7 @@ class ProjectForm(ModelForm):
 
     class Meta:
         model = Project
-        exclude = ('pid', 'granted', 'username', 'realname', 'email', 'project_end_mail', 'survey_mail_send')
+        exclude = ('pid', 'granted', 'granted_date', 'username', 'realname', 'email', 'project_end_mail', 'survey_mail_send')
         widgets = {'start': AdminDateWidget(),
                    'end': AdminDateWidget(),}
 
@@ -28,7 +28,7 @@ class VolunteerForm(ModelForm):
 
     class Meta:
         model = Volunteer
-        exclude = ('granted','survey_mail_send')
+        exclude = ('granted', 'granted_date', 'survey_mail_send')
 
 INTERN_CHOICES = [('PRO', 'Projektsteckbrief'),
                   ('HON', 'Ehrenamtsbescheinigung'),
@@ -41,21 +41,21 @@ class InternForm(ModelForm):
 
     class Meta:
         model = Volunteer
-        exclude = ('granted','survey_mail_send')
+        exclude = ('granted', 'granted_date', 'survey_mail_send')
 
 
 class LibraryForm(ModelForm):
 
     class Meta:
         model = Library
-        exclude = ('realname', 'email', 'username', 'type', 'granted', 'survey_mail_send')
+        exclude = ('realname', 'email', 'username', 'type', 'granted', 'granted_date', 'survey_mail_send')
 
 class IFGForm(ModelForm):
     class Meta:
         model = IFG
-        exclude = ('realname', 'email', 'username', 'granted', 'survey_mail_send')
+        exclude = ('realname', 'email', 'username', 'granted', 'granted_date', 'survey_mail_send')
 
 class HonoraryCertificateForm(ModelForm):
     class Meta:
         model = HonoraryCertificate
-        exclude = ('realname', 'email', 'username', 'granted', 'survey_mail_send')
+        exclude = ('realname', 'email', 'username', 'granted', 'granted_date', 'survey_mail_send')
diff --git a/input/migrations/0023_auto_20201022_1400.py b/input/migrations/0023_auto_20201022_1400.py
new file mode 100644
index 0000000..407b6a8
--- /dev/null
+++ b/input/migrations/0023_auto_20201022_1400.py
@@ -0,0 +1,33 @@
+# Generated by Django 3.1.1 on 2020-10-22 14:00
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('input', '0022_auto_20201022_1233'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='honorarycertificate',
+            name='granted_date',
+            field=models.DateField(null=True),
+        ),
+        migrations.AddField(
+            model_name='ifg',
+            name='granted_date',
+            field=models.DateField(null=True),
+        ),
+        migrations.AddField(
+            model_name='library',
+            name='granted_date',
+            field=models.DateField(null=True),
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='granted_date',
+            field=models.DateField(null=True),
+        ),
+    ]
diff --git a/input/models.py b/input/models.py
index 7f9a9ec..3c3619a 100644
--- a/input/models.py
+++ b/input/models.py
@@ -1,3 +1,5 @@
+from datetime import date
+
 from django.db import models
 
 from .settings import ACCOUNTS
@@ -7,13 +9,17 @@ class Volunteer(models.Model):
     realname = models.CharField(max_length=200, null=True)
     email = models.CharField(max_length=200, null=True)
     username = models.CharField(max_length=200, null=True)
+
+    # the following Fields are not supposed to be edited by users
     granted = models.BooleanField(null=True)
+    granted_date = models.DateField(null=True)
     survey_mail_send = models.BooleanField(null=True)
 
     @classmethod
     def set_granted(cl, key, b):
         obj = cl.objects.get(pk=key)
         obj.granted = b
+        obj.granted_date = date.today()
         obj.save()
 
     class Meta:
@@ -27,7 +33,7 @@ class Project(Volunteer):
     account = models.CharField('Kostenstelle', max_length=5,
                                 choices=ACCOUNTS.items(), null=True,)
 
-    # the following Fields are not supposed to be editet by users
+    # the following Fields are not supposed to be edited by users
     pid = models.IntegerField(null=True, blank=True)
     end_mail_send = models.BooleanField(null=True)