By way of derogation from Article 4(1), until 17 January 2038, Member States may allow boatmasters who sail sea-going ships operating on specific inland waterways to carry a certificate of competency for masters that has been issued in accordance with the provisions of the STCW Convention, provided that:
De mhaolú ar Airteagal 4(1), go dtí 17 Eanáir 2038, féadfaidh na Ballstáit a cheadú do mháistrí báid a mbíonn longa farraige á seoladh acu a bhíonn ag feidhmiú ar uiscebhealaí sonracha intíre teastas inniúlachta do mháistrí a bheith acu a eisíodh i gcomhréir le forálacha Choinbhinsiún STCW, ar choinníoll gur fíor an méid seo a leanas: