The person responsible for the nuclear activity must make a new declaration or submit a new application for registration or authorisation to the Nuclear Safety Authority before implementing the activity, in accordance with the conditions laid down in sub-sections 2, 3, 4 or 5 of this section, as appropriate:
1° Any change in the declarant or the holder of the registration or authorisation ;
2° Any change in the information contained in the declaration or in the registration or authorisation application file that affects the interests referred to in Article L. 1333-7;
3° Any extension of the area covered by the initial declaration, registration or authorisation;
4° Any change in the characteristics of an ionising radiation source held, used or distributed;
5° Any change in source category leading to a change in protection measures against malicious acts.