diff --git a/sapl/norma/forms.py b/sapl/norma/forms.py
index 02420adab..260df9ee9 100644
--- a/sapl/norma/forms.py
+++ b/sapl/norma/forms.py
@@ -17,6 +17,8 @@ from sapl.utils import RANGE_ANOS, RangeWidgetOverride
 from .models import (AssuntoNorma, NormaJuridica, NormaRelacionada,
                      TipoNormaJuridica)
 
+def ANO_CHOICES():
+    return [('', '---------')] + RANGE_ANOS
 
 def get_esferas():
     return [('E', 'Estadual'),