Article R1333-15 of the French Public Health Code
I.-The person responsible for a nuclear activity shall implement all the means within his competence and reasonably possible, taking into account the current state of technical knowledge and economic and societal factors, to achieve and maintain an optimum level of protection of the interests mentioned in Article L. 1333-7 and, in particular, those relating to the protection of the general public against ionising radiation arising from the performance of his…