This Ordinance requires every proprietor of an undertaking, before commencing therein any work involving the possible exposure to ionising radiations, to notify in advance such work to the prescribed authorities. Installation of a machine or apparatus which is capable of producing or emitting ionising radiations shall also be notified.
圣赫勒拿、阿森松和特里斯坦-达库尼亚（英国） · 1966-01-01