V primeru dvoma o verodostojnosti dovoljenja, potrdila ali izpiska, ali vnosov ali zaznamkov na njem, pristojni nacionalni organi sporni dokument ali njegovo fotokopijo vrnejo zadevnim organom v pregled.
Where there is doubt concerning the authenticity of a licence, certificate or extract, or entries or endorsements thereon, the competent national authorities shall return the questionable document, or a photocopy thereof, to the authorities concerned for checking.