Where crew members referred to in the first subparagraph of this paragraph apply for a Union certificate of qualification or a certificate referred to in Article 10(2), Member States shall ensure that a certificate of qualification is issued for which the competence requirements are similar to or lower than those of the certificate to be replaced.
I gcás ina ndéanfaidh baill den chriú dá dtagraítear sa chéad fhomhír den mhír seo iarratas ar theastas cáilíochta de chuid an Aontais nó ar theastas dá dtagraítear in Airteagal 10(2), áiritheoidh na Ballstáit go n-eiseofar teastas cáilíochta ina bhfuil na ceanglais inniúla cosúil leis na ceanglais atá sa teastas a bhfuil teastas nua le cur ina áit nó níos ísle ná na ceanglais sin.