Recognition (validation) of non-national Radiographic Qualifications The Radiographers Registration Board (RRB) in CORU is the designated competent authority for the professions of radiography and radiation therapy since 31st October 2013 under Directive 2005/36/EC and will assess all applications for the recognition of non-Irish qualifications. Please visit the CORU website for further information: http://www.coru.ie/en/registration/recognition_of_international_qualifications