diff --git a/sapl/parlamentares/forms.py b/sapl/parlamentares/forms.py
index c9d5d828d..4cb3e9c75 100755
--- a/sapl/parlamentares/forms.py
+++ b/sapl/parlamentares/forms.py
@@ -255,6 +255,21 @@ class ParlamentarCreateForm(ParlamentarForm):
                 attrs={'id': 'texto-rico'})
         }
 
+    def clean(self):
+        super().clean()
+
+        if not self.is_valid():
+            return self.cleaned_data
+
+        cleaned_data = self.cleaned_data
+        parlamentar = Parlamentar.objects.filter(nome_parlamentar=cleaned_data['nome_parlamentar'])
+
+        if parlamentar:
+            self.logger.error('Parlamentar já cadastrado.')
+            raise ValidationError('Parlamentar já cadastrado.')
+
+        return cleaned_data
+
     @transaction.atomic
     def save(self, commit=True):
         parlamentar = super(ParlamentarCreateForm, self).save(commit)
diff --git a/scripts/remove_multiplos_parlamentares.py b/scripts/remove_multiplos_parlamentares.py
new file mode 100644
index 000000000..7daee275b
--- /dev/null
+++ b/scripts/remove_multiplos_parlamentares.py
@@ -0,0 +1,108 @@
+import re
+
+from sapl.base.models import Autor
+from sapl.comissoes.models import Participacao
+from sapl.materia.models import Relatoria, UnidadeTramitacao
+from sapl.parlamentares.models import Parlamentar, ComposicaoMesa, Dependente, Filiacao, Mandato
+from sapl.sessao.models import IntegranteMesa, JustificativaAusencia, Orador, OradorExpediente, PresencaOrdemDia, \
+    RetiradaPauta, SessaoPlenariaPresenca, VotoParlamentar
+
+
+def get_multiple(top_models):
+    pks_objs = {}
+
+    for model in top_models:
+        model_name = re.findall(r'\w+', str(model))[-1]
+        pks_objs.update({model_name: []})
+
+        objs = model.objects.all()
+
+        for obj in objs:
+
+            if model_name == 'Autor':
+                kwargs = {'nome': obj.nome}
+            elif model_name == 'Parlamentar':
+                kwargs = {'nome_parlamentar': obj.nome_parlamentar}
+            else:
+                print('Model não reconhecida.')
+                return
+
+            pesquisa_obj = model.objects.filter(**kwargs)
+            if pesquisa_obj.count() > 1:
+                multiplos_objs = [p.pk for p in pesquisa_obj]
+                multiplos_objs.sort()
+
+                if multiplos_objs not in pks_objs.get(model_name):
+                    pks_objs.get(model_name).append(multiplos_objs)
+
+    return pks_objs
+
+
+def transfer_author(pks_list):
+    for pks in pks_list:
+        for pk in pks[1:]:
+            autor_clonado = Autor.objects.get(pk=pk)
+
+            for autoria in autor_clonado.autoria_set.all():
+                autoria.autor_id = pks[0]
+                autoria.save()
+
+            for proposicao in autor_clonado.proposicao_set.all():
+                proposicao.autor_id = pks[0]
+                proposicao.save()
+
+            for autorianorma in autor_clonado.autorianorma_set.all():
+                autorianorma.autor_id = pks[0]
+                autorianorma.save()
+
+            for documentoadministrativo in autor_clonado.documentoadministrativo_set.all():
+                documentoadministrativo.autor_id = pks[0]
+                documentoadministrativo.save()
+
+            for protocolo in autor_clonado.protocolo_set.all():
+                protocolo.autor_id = pks[0]
+                protocolo.save()
+
+
+def transfer_congressman(models, pks_list):
+    for pks in pks_list:
+        for pk in pks[1:]:
+            for model in models:
+                for obj in model.objects.filter(parlamentar_id=pk):
+                    obj.parlamentar_id = pks[0]
+                    obj.save()
+
+
+def purge(top_models, pks_dict):
+    for model in top_models:
+        model_name = re.findall(r'\w+', str(model))[-1]
+
+        lista = pks_dict.get(model_name)
+        if lista:
+            for pks in lista:
+                for pk in pks[1:]:
+                    for obj in model.objects.filter(pk=pk):
+                        obj.delete()
+
+
+def main():
+    top_models = [Autor, Parlamentar]
+    models = [ComposicaoMesa, Dependente, Filiacao, IntegranteMesa, JustificativaAusencia, Mandato, Orador,
+              OradorExpediente, Participacao, PresencaOrdemDia, Relatoria, RetiradaPauta, SessaoPlenariaPresenca,
+              UnidadeTramitacao, VotoParlamentar]
+
+    pks_dict = get_multiple(top_models)
+
+    author_list = pks_dict.get('Autor')
+    if author_list:
+        transfer_author(author_list)
+
+    congressman_list = pks_dict.get('Parlamentar')
+    if congressman_list:
+        transfer_congressman(models, congressman_list)
+
+    purge(top_models, pks_dict)
+
+
+if __name__ == '__main__':
+    main()