> 2. http://www.udi.no/templates/Tema.aspx?id=7429 http://www.udi.no/templates/Tema.aspx?id=7429 This seems state requirement to obtain permit, not to keep it

> 2. http://www.udi.no/templates/Tema.aspx?id=7429 http://www.udi.no/templates/Tema.aspx?id=7429 This seems state requirement to obtain permit, not to keep it after it's obtained. Hence myq uestion.