professional operators who request the competent authority to issue the certificates referred to in Articles 100, 101 and 102;
oibreoirí gairmiúla a iarrann ar an údarás inniúil na deimhnithe dá dtagraítear in Airteagal 100, in Airteagal 101 agus in Airteagal 102 a eisiúint;