Registration or licensing
Article 27
1. Member States shall require either registration or licensing of the following practices: (a) the operation of radiation generators or accelerators or radioactive sources for medical exposures or for non-medical imaging purposes; (b) the operation of radiation generators or accelerators, except electron microscopes, or radioactive sources for purposes not covered by point (a). 2. Member States may require registration or licensing for other types of practices. 3. The regulatory decision to submit types of practices to either registration or licensing may be based on regulatory experience, taking into account the magnitude of expected or potential doses, as well as the complexity of the practice.