-  _copy($self,                          $form, '',              '', 1, qw(amount netamount marge_total marge_percent container_remaining_weight container_remaining_volume
-                                                                          paid));
-  _copy($self->$vc,                     $form, "${vc}_",        '', 0, map { $_->name } ref($self->$vc)->meta->columns);
+  $form->{vc} = $vc if ref($self) =~ /^SL::DB::.*Invoice/;
+
+  my @vc_fields          = (qw(account_number bank bank_code bic business city contact country creditlimit
+                               department_1 department_2 discount email fax homepage iban language name
+                               payment_terms phone street taxnumber ustid zipcode),
+                            "${vc}number",
+                            ($vc eq 'customer')? 'c_vendor_id': 'v_customer_id');
+  my @vc_prefixed_fields = qw(email fax notes number phone);
+
+  _copy($self,                          $form, '',              '', 1, qw(amount netamount marge_total marge_percent container_remaining_weight container_remaining_volume paid));
+  _copy($self->$vc,                     $form, '',              '', 0, @vc_fields);
+  _copy($self->$vc,                     $form, $vc,             '', 0, @vc_prefixed_fields);