diff --git a/sapl/comissoes/forms.py b/sapl/comissoes/forms.py
index 1ab887adc..dfc2f1221 100644
--- a/sapl/comissoes/forms.py
+++ b/sapl/comissoes/forms.py
@@ -154,6 +154,7 @@ class ReuniaoForm(ModelForm):
 
     def clean(self):
         super(ReuniaoForm, self).clean()
+        import ipdb; ipdb.set_trace()
 
         if not self.is_valid():
             return self.cleaned_data
@@ -185,5 +186,12 @@ class ReuniaoForm(ModelForm):
             else:  # create
                 raise error
 
+        if self.cleaned_data['hora_fim']:
+            if (self.cleaned_data['hora_fim'] <
+                    self.cleaned_data['hora_inicio']):
+                msg = _('A hora de término não pode ser menor que a de início')
+                raise ValidationError(msg)
+        return self.cleaned_data
+
         return self.cleaned_data
 
diff --git a/sapl/comissoes/migrations/0006_auto_20180227_0842.py b/sapl/comissoes/migrations/0006_auto_20180227_0842.py
new file mode 100644
index 000000000..ebe3e0029
--- /dev/null
+++ b/sapl/comissoes/migrations/0006_auto_20180227_0842.py
@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.13 on 2018-02-27 11:42
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comissoes', '0005_merge'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='reuniao',
+            name='url_audio',
+            field=models.URLField(blank=True, max_length=150, null=True, verbose_name='URL Arquivo Áudio (Formatos MP3 / AAC)'),
+        ),
+        migrations.AlterField(
+            model_name='reuniao',
+            name='url_video',
+            field=models.URLField(blank=True, max_length=150, null=True, verbose_name='URL Arquivo Vídeo (Formatos MP4 / FLV / WebM)'),
+        ),
+    ]
diff --git a/sapl/comissoes/models.py b/sapl/comissoes/models.py
index 55776ec8c..494418c11 100644
--- a/sapl/comissoes/models.py
+++ b/sapl/comissoes/models.py
@@ -231,10 +231,10 @@ class Reuniao(models.Model):
     observacao = models.CharField(
         max_length=150, blank=True, verbose_name=_('Observação'))
     url_audio = models.URLField(
-        max_length=150, blank=True,
+        max_length=150, blank=True, null=True,
         verbose_name=_('URL Arquivo Áudio (Formatos MP3 / AAC)'))
     url_video = models.URLField(
-        max_length=150, blank=True,
+        max_length=150, blank=True, null=True,
         verbose_name=_('URL Arquivo Vídeo (Formatos MP4 / FLV / WebM)'))
     upload_pauta = models.FileField(
         blank=True,
diff --git a/sapl/comissoes/views.py b/sapl/comissoes/views.py
index d22eaff31..1f7b529c0 100644
--- a/sapl/comissoes/views.py
+++ b/sapl/comissoes/views.py
@@ -164,45 +164,36 @@ class ReuniaoCrud(MasterDetailCrud):
         template_name = "comissoes/reuniao_list.html"
         paginate_by = None
 
-        def take_reuniao_pk(self):
-            try:
-                return int(self.request.GET['pk'])
-            except:
-                return 0
-
         def get_context_data(self, **kwargs):
             context = super().get_context_data(**kwargs)
-
-            reuniao_pk = self.take_reuniao_pk()
-
-            if reuniao_pk == 0:
-                ultima_reuniao = context['reuniao_list'].last()
-                if ultima_reuniao:
-                    context['reuniao_pk'] = ultima_reuniao.pk
-                else:
-                    context['reuniao_pk'] = 0
-            else:
-                context['reuniao_pk'] = reuniao_pk
+            self.reuniao_pk = context['root_pk']
 
             return context
 
-    class UpdateView(MasterDetailCrud.UpdateView):
+        def get_rows(self, object_list):
+            for obj in object_list:
 
+    class UpdateView(MasterDetailCrud.UpdateView):
         form_class = ReuniaoForm
 
         def get_initial(self):
             return {'comissao': self.object.comissao}
 
-    class CreateView(MasterDetailCrud.CreateView):
 
+    class CreateView(MasterDetailCrud.CreateView):
         form_class = ReuniaoForm
 
         def get_initial(self):
-           def get_initial(self):
-            initial = super().get_initial()
-            initial['parent_pk'] = self.kwargs['pk']
-            return initial
-
+            comissao = Comissao.objects.order_by('data_criacao').first() 
+            if comissao:  
+                return {   
+                    'comissao': comissao 
+                    }  
+            else:  
+                msg = _('Cadastre alguma comissão antes de adicionar '  
+                        'uma reunião!')    
+                messages.add_message(self.request, messagesself.ERROR, msg)    
+                return {}
 
     class DeleteView(MasterDetailCrud.DeleteView, RedirectView):
 
diff --git a/sapl/templates/comissoes/layouts.yaml b/sapl/templates/comissoes/layouts.yaml
index 4ca5041db..0c104ee1c 100644
--- a/sapl/templates/comissoes/layouts.yaml
+++ b/sapl/templates/comissoes/layouts.yaml
@@ -49,6 +49,9 @@ Reuniao:
   - periodo comissao 
   - numero nome 
   - tema
+  - tipo
   - data hora_inicio hora_fim 
-  - local_reuniao:4
+  - url_video url_audio
+  - local_reuniao:4  observacao
+  - upload_pauta upload_ata upload_anexo
 
diff --git a/sapl/templates/comissoes/reuniao_list.html b/sapl/templates/comissoes/reuniao_list.html
index cdecd459e..2321a9c78 100644
--- a/sapl/templates/comissoes/reuniao_list.html
+++ b/sapl/templates/comissoes/reuniao_list.html
@@ -1,7 +1,7 @@
 {% extends "crud/list.html" %}
 {% load i18n %}
 {% load crispy_forms_tags %}
-{% block base_content %}
+{% block detail_content %}
 
  {% if user.is_authenticated and perms.comissoes.add_composicao %}
   <div class="context-actions clearfix">
@@ -16,6 +16,5 @@
       </div>
     {% endblock actions %}
   </div>
-  {% endif %}
-  
-{% endblock base_content %}
+ {% endif %}
+{% endblock detail_content %}