That objective should not be impaired by the fitting of certain parts or equipment after vehicles have been placed on the market or have entered into service.
Níor cheart dochar a dhéanamh don chuspóir sin trí pháirteanna áirithe nó trí threalamh áirithe a fheistiú tar éis do na feithiclí a bheith curtha ar an margadh nó a bheith curtha i seirbhís.