Nuclear Energy Ordinance
(NEO)

1 Hold­ers of an op­er­at­ing li­cence must re­port the fol­low­ing activ­it­ies in par­tic­u­lar to EN­SI be­fore they are car­ried out:

a.

planned shut­down of a re­act­or;

b.

re­start of a re­act­or fol­low­ing shut­down due to an ac­ci­dent;

c.

work with an an­ti­cip­ated col­lect­ive dose ex­ceed­ing 50 mSv;

d.

planned non-routine dis­charge of ra­dio­activ­ity in­to the en­vir­on­ment;

e.

change of ac­tiv­ated car­bon in emer­gency fil­ters of vent­il­a­tion sys­tems;

f.

plan­ning and ex­e­cu­tion of emer­gency ex­er­cises;

g.

ex­per­i­ments on sys­tems or com­pon­ents im­port­ant to safety.

² They must re­port the fol­low­ing activ­it­ies to EN­SI:

a.

modi­fic­a­tions of sys­tems that are not sub­ject to li­cence or per­mit;

b.

changes in the con­tent of doc­u­ment­a­tion with­in the mean­ing of Art­icles 27 and 41.

3 They must re­port the fol­low­ing events and find­ings to EN­SI:

a.

any events that im­pair or may im­pair safety;

b.

any oth­er events of pub­lic in­terest;

c.

find­ings that may im­pair safety but have not giv­en rise to an event.

⁴ They must sub­mit to EN­SI all ne­ces­sary re­ports as in­dic­ated in An­nex 6.

⁵ EN­SI shall reg­u­late the re­port­ing pro­ced­ure in ac­cord­ance with para­graphs 1 and 2 and the meth­od of clas­si­fic­a­tion of events and find­ings in ac­cord­ance with para­graph 3 in guidelines.