diff --git a/sigi/apps/casas/admin.py b/sigi/apps/casas/admin.py
index 6c4aa5d..083c7ed 100644
--- a/sigi/apps/casas/admin.py
+++ b/sigi/apps/casas/admin.py
@@ -15,17 +15,20 @@ from sigi.apps.utils import queryset_ascii
 
 class TelefonesInline(generic.GenericTabularInline):
     model = Telefone
+    readonly_fields = ('ult_alteracao',)
     extra = 1
 
 class PresidenteInline(admin.StackedInline):
     model = Presidente
     exclude = ['cargo','funcao']
+    readonly_fields = ('ult_alteracao',)
     extra = 1
     max_num = 1
     inlines = (TelefonesInline)
 
 class FuncionariosInline(admin.StackedInline):
     model = Funcionario
+    readonly_fields = ('ult_alteracao',)
     extra = 1
     inlines = (TelefonesInline)
     def queryset(self, request):
@@ -42,18 +45,19 @@ class CasaLegislativaAdmin(admin.ModelAdmin):
     change_list_template = 'casas/change_list.html'
     actions = ['adicionar_casas',]
     inlines = (TelefonesInline, PresidenteInline, FuncionariosInline, ConveniosInline)
-    list_display = ('nome','municipio','logradouro')
+    readonly_fields = ('ult_alt_endereco',)
+    list_display = ('nome','municipio','logradouro', 'ult_alt_endereco')
     list_display_links = ('nome',)
     list_filter = ('tipo', 'municipio')
     ordering = ('nome','municipio__uf')
     queyrset = queryset_ascii
     fieldsets = (
         (None, {
-            'fields': ('tipo', 'nome', 'cnpj',)
+            'fields': ('tipo', 'nome', 'cnpj')
         }),
         ('Endereço', {
             'fields': ('data_instalacao', 'logradouro', 'bairro',
-                       'municipio', 'cep', 'pagina_web','email'),
+                       'municipio', 'cep', 'pagina_web','email', 'ult_alt_endereco'),
         }),
         ('Outras informações', {
             'classes': ('collapse',),
diff --git a/sigi/apps/casas/models.py b/sigi/apps/casas/models.py
index 1acc639..b198576 100644
--- a/sigi/apps/casas/models.py
+++ b/sigi/apps/casas/models.py
@@ -3,6 +3,7 @@ from django.db import models
 from django.contrib.contenttypes import generic
 from sigi.apps.parlamentares.models import Parlamentar
 from sigi.apps.utils import SearchField
+from datetime import datetime
 
 class TipoCasaLegislativa(models.Model):
     """ Modelo para representar o tipo da Casa Legislativa
@@ -54,6 +55,7 @@ class CasaLegislativa(models.Model):
         blank=True,
         verify_exists=False
     )
+    ult_alt_endereco = models.DateTimeField(u'Última alteração do endereço', null=True, blank=True, editable=False)
     telefones = generic.GenericRelation('contatos.Telefone')
 
     foto = models.ImageField(
@@ -95,6 +97,24 @@ class CasaLegislativa(models.Model):
 
     def __unicode__(self):
         return self.nome
+    
+    def save(self, *args, **kwargs):
+        address_changed = False
+        
+        if self.pk is not None:
+            original = CasaLegislativa.objects.get(pk=self.pk)
+            if (self.logradouro != original.logradouro or
+                self.bairro != original.bairro or
+                self.municipio != original.municipio or
+                self.cep != original.cep):
+                address_changed = True
+        else:
+            address_changed = True
+            
+        if address_changed:
+            self.ult_alt_endereco = datetime.now()
+            
+        return super(CasaLegislativa, self).save(*args, **kwargs)
 
 class Funcionario(models.Model):
     """ Modelo para registrar contatos vinculados às
@@ -123,6 +143,7 @@ class Funcionario(models.Model):
     funcao = models.CharField(u'função', max_length=100, null=True, blank=True)
     setor = models.CharField(max_length=100, choices = SETOR_CHOICES, default="outros")
     tempo_de_servico = models.CharField(u'tempo de serviço', max_length=50, null=True, blank=True)
+    ult_alteracao = models.DateTimeField(u'Última alteração', null=True, blank=True, editable=False, auto_now=True) 
 
     class Meta:
         ordering = ('nome',)
diff --git a/sigi/apps/contatos/models.py b/sigi/apps/contatos/models.py
index 7718cbd..24b21c7 100644
--- a/sigi/apps/contatos/models.py
+++ b/sigi/apps/contatos/models.py
@@ -128,6 +128,7 @@ class Telefone(models.Model):
         default= 'I' 
     )
     nota = models.CharField(max_length=70, null=True, blank=True)
+    ult_alteracao = models.DateTimeField(u'Última alteração', null=True, blank=True, editable=False, auto_now=True) 
 
     # guarda o tipo do objeto (classe) vinculado a esse registro
     content_type = models.ForeignKey(ContentType)
diff --git a/sigi/settings.py b/sigi/settings.py
index 2487a1c..7ba55b3 100644
--- a/sigi/settings.py
+++ b/sigi/settings.py
@@ -37,13 +37,14 @@ EMAIL_HOST_USER = ''
 EMAIL_HOST_PASSWORD = ''
 #EMAIL_USE_TLS = True
 
-#DATABASE_ENGINE = 'postgresql_psycopg2'
-DATABASE_ENGINE = 'sqlite3'
-DATABASE_NAME = 'devel.db'
-#DATABASE_USER = 'sigi'
-#DATABASE_PASSWORD = '123456'
-#DATABASE_HOST = 'localhost'
-#DATABASE_PORT = '5432'
+DATABASE_ENGINE = 'postgresql_psycopg2'
+#DATABASE_ENGINE = 'sqlite3'
+DATABASE_NAME = 'sigi'
+#DATABASE_NAME = 'devel.db'
+DATABASE_USER = 'sigi'
+DATABASE_PASSWORD = '123456'
+DATABASE_HOST = 'localhost'
+DATABASE_PORT = '5432'
 
 TIME_ZONE = 'Brazil/East'
 LANGUAGE_CODE = 'pt-br'