diff --git a/sapl/base/forms.py b/sapl/base/forms.py
index 951ac33e1..993128628 100644
--- a/sapl/base/forms.py
+++ b/sapl/base/forms.py
@@ -802,19 +802,19 @@ class RelatorioAtasFilterSet(django_filters.FilterSet):
         super(RelatorioAtasFilterSet, self).__init__(
             *args, **kwargs)
 
-        self.filters['data_inicio'].label = 'Período (Inicial - Final)'
-        self.form.fields['data_inicio'].required = True
+        self.filters['data_inicio'].label = 'Período de Abertura (Inicial - Final)'
+        self.form.fields['data_inicio'].required = False
 
         row1 = to_row([('data_inicio', 12)])
 
         buttons = FormActions(
             *[
                 HTML('''
-                                            <div class="form-check">
-                                                <input name="relatorio" type="checkbox" class="form-check-input" id="relatorio">
-                                                <label class="form-check-label" for="relatorio">Gerar relatório PDF</label>
-                                            </div>
-                                        ''')
+                        <div class="form-check">
+                            <input name="relatorio" type="checkbox" class="form-check-input" id="relatorio">
+                            <label class="form-check-label" for="relatorio">Gerar relatório PDF</label>
+                        </div>
+                    ''')
             ],
             Submit('pesquisar', _('Pesquisar'), css_class='float-right',
                    onclick='return true;'),
@@ -829,7 +829,6 @@ class RelatorioAtasFilterSet(django_filters.FilterSet):
                      row1, buttons, )
         )
 
-
 def ultimo_ano_com_norma():
     anos_normas = choice_anos_com_normas()
 
diff --git a/sapl/base/views.py b/sapl/base/views.py
index 44e68d9f9..db9cb3bff 100644
--- a/sapl/base/views.py
+++ b/sapl/base/views.py
@@ -368,8 +368,7 @@ class RelatorioAtasView(RelatorioMixin, FilterView):
     relatorio = relatorio_atas
 
     def get_context_data(self, **kwargs):
-        context = super(RelatorioAtasView,
-                        self).get_context_data(**kwargs)
+        context = super().get_context_data(**kwargs)
         context['title'] = _('Atas das Sessões Plenárias')
 
         # Verifica se os campos foram preenchidos
diff --git a/sapl/templates/base/RelatorioAtas_filter.html b/sapl/templates/base/RelatorioAtas_filter.html
index 9eab9ae8f..4c55c69d5 100644
--- a/sapl/templates/base/RelatorioAtas_filter.html
+++ b/sapl/templates/base/RelatorioAtas_filter.html
@@ -4,37 +4,37 @@
 {% load webpack_static from webpack_loader %}
 
 {% block base_content %}
-  {% if not filter_url %}
-    {% crispy filter.form %}
-  {% endif %}
+	{% if not filter_url %}
+		{% crispy filter.form %}
+	{% endif %}
 
-  {% if filter_url %}
-    <div class="actions btn-group float-right" role="group">
-      <a href="{% url 'sapl.base:atas' %}" class="btn btn-outline-primary">{% trans 'Fazer nova pesquisa' %}</a>
-    </div>
-    <br /><br /><br />
-    <b>PERÍODO: {{ periodo }}<br /></b><br /><br/>
+  	{% if filter_url %}
+		<div class="actions btn-group float-right" role="group">
+			<a href="{% url 'sapl.base:atas' %}" class="btn btn-outline-primary">{% trans 'Fazer nova pesquisa' %}</a>
+		</div>
+		<br/><br/><br/>
+		<b>PERÍODO: {{ periodo }}<br /></b><br /><br/>
     {% if object_list|length > 0 %}
-      <table class="table table-striped table-hover">
-    	  <thead>
-    	    <tr>
-    				<th>Sessão</th>
-    				<th>Ata</th>
-    	    </tr>
-    	  </thead>
-    	  <tbody>
+      	<table class="table table-striped table-hover">
+    	  	<thead>
+				<tr>
+					<th>Sessão</th>
+					<th>Ata</th>
+				</tr>
+    	  	</thead>
+    	  	<tbody>
     			{% for sessao in object_list %}
     				<tr>
     					<td>{{sessao}}</td>
     					<td><a href="{{ sessao.upload_ata.url }}">
-    						<img src="{% webpack_static  'img/file.png' %}">
+    						<img src="{% webpack_static 'img/file.png' %}">
     					</a></td>
     				</tr>
     			{% endfor %}
-    	  </tbody>
+    	  	</tbody>
     	</table>
     {% else %}
-      <font size="5"><p align="center">Nenhum sessão com ata foi encontrada!</p></font>
+		<font size="5"><p align="center">Nenhum sessão com ata foi encontrada!</p></font>
     {% endif %}
   {% endif %}
 {% endblock base_content %}