I.-The person in charge of a nuclear activity who wishes to permanently cease his activity shall inform the Nuclear Safety Authority.
The permanent cessation of a nuclear activity subject to registration or authorisation shall be notified to the Nuclear Safety Authority at least three months before the planned date of permanent cessation or as soon as possible if cessation is to take place within a shorter period. This period is extended to one month in the case of a nuclear activity subject to declaration.
II.At the time of definitive cessation of the activity and with a view to placing the site on which the activity was carried out in such a state that it cannot harm the interests mentioned in article L. 1333-7, the person responsible for the nuclear activity shall forward to the Nuclear Safety Authority the documents attesting to the return or elimination of the radioactive sources and the elimination of the radioactive waste, resulting from the exercise of its activity, present on the site, as well as the documents attesting to the verification of the absence of pollution resulting from the nuclear activity.