This is significant not as precedent but as a major legislative reform of South Africa’s nuclear and radiation regulatory framework. It broadens the National Nuclear Regulator’s mandate from a narrower nuclear-installation focus to a wider radiation-safety and related security regime. It aligns South African law more closely with contemporary nuclear and radiological governance standards by introducing expanded authorisation categories, stronger emergency preparedness duties, better record-keeping and dose monitoring, financial provisioning for rehabilitation and decommissioning, administrative fine mechanisms, and updated liability provisions. The Act is important for operators, regulators, workers, municipalities, aircrew, defence-related facilities transitioning to civilian use, and environmental and public-safety governance generally.