The person responsible for the nuclear activity at the origin of a radiological emergency shall make an initial assessment of the circumstances and consequences of the situation and implement the necessary measures, in particular, where applicable, those provided for in the internal emergency plan. It immediately informs the competent authorities of the occurrence of the radiological emergency.
Under the conditions prescribed by the emergency plans referred to in Chapter I of Title IV of Book VII of the French Internal Security Code, the person responsible for the nuclear activity at the origin of the situation shall participate in the implementation of the protective measures decided by the public authorities, in particular by informing neighbouring populations without delay in the event of immediate danger.