overridden_fields.py

class RegistrationForm(ModelForm):
    address = ModelChoiceField(queryset=ADDRESS_MODEL.objects.all(), widget=HiddenInput())
    service_area = ModelChoiceField(queryset=ServiceArea.objects.all(), widget=HiddenInput(), required=False)
    apartment_type = ModelChoiceField(queryset=ApartmentType.objects.all(), empty_label=None, label=capfirst(Registration.apartment_type.field.verbose_name))
    registration_accuracy = IntegerField(widget=HiddenInput())
    forced_add = BooleanField(label=_('Forced add'), required=False)
    unique_id = CharField(max_length=64, widget=HiddenInput())
    
    class Meta:
        model = Registration
        exclude = ('confirmed', 'deleted', 'confirmkey', 'creation_date',  'changed_date', 'service_area_version', 'language', )