Norwegian Radiation and Nuclear Safety AuthorityNorwegian Radiation and Nuclear Safety Authority Telephone: +47 67 16 25 00e-mail: dsa@dsa.no Approval of activities involving radiationNorwegian Radiation and Nuclear Safety AuthorityApproval of strong laser pointersNorwegian Radiation and Nuclear Safety AuthorityEMS - elektronisk meldesystem for strålekilderNorwegian Radiation and Nuclear Safety AuthorityRegistering radiation sourcesNorwegian Radiation and Nuclear Safety AuthorityRegistration of enterprises that offer solariums for cosmetic purposesNorwegian Radiation and Nuclear Safety Authority