I.-When they have already been justified in application of article R. 1333-47, radiological examinations carried out for preventive purposes in the context of occupational medicine and sports medicine take into account, where applicable, the recommendations drawn up by the High Authority for Health.
II-After the justification mentioned in I, other categories of examinations are subject to authorisation issued by order of the Minister for Health.
Where necessary, these orders specify the procedures for individual justification and enhanced optimisation of exposure and, where applicable, set a dose constraint to be taken into account during the examination.