I.-On receipt of a reasoned request from the employer specifying the compensatory measures he is planning, the Regional Director of Companies, Competition, Consumption, Labour and Employment or the authority which replaces him pursuant to articles R. 8111-8 and R. 4462-29 may, by decision taken after consulting the weapons inspector for powders and explosives, grant, for one or more specific installations, and under the conditions which he lays down, a derogation from the provisions set out in the articles of this chapter mentioned below:
1° Article R. 4462-10-Absence of significant risk on a work site in the event of an accident on a neighbouring work site ;
2° Article R. 4462-13-Exclusion of non-pyrotechnic installations from the pyrotechnic enclosure;
3° Article R. 4462-17-Prohibition of multi-storey or basement buildings and work on several levels;
4° Article R. 4462-18-Immobilisation in the open position of sliding doors when there are workers inside premises where pyrotechnic activities are carried out which are fitted only with such doors;
5° Article R. 4462-19-Width of exits and clearances ;
6° Article R. 4462-20-Distance of workstations from exits or shelters;
7° Article R. 4462-21-Reachability by one or more external staircases or by equivalent devices of buildings where pyrotechnic activities are carried out comprising several levels;
8° Article R. 4462-32-Distance between installations on a multi-employer pyrotechnic site.
II.-The Regional Director of Companies, Competition, Consumption, Labour and Employment or the authority which replaces him pursuant to Articles R. 8111-8 and R. 4462-29 may also, at the reasoned request of the employer in the situations mentioned in Article R. 4462-22, grant a derogation where the analysis carried out by the employer demonstrates the existence of an incompatibility between a provision of this chapter and requirements laid down by other regulations with a view to implementing safety imperatives, and where the proposal submitted by the employer makes it possible to obtain the highest possible level of worker safety through the application of compensatory measures.
III -The request submitted by the employer in application of the provisions of I or II shall be accompanied by the opinion of the social and economic committee.
IV -The decision of the regional director of companies, competition, consumption, work and employment or the authority that replaces him is brought to the attention of the social and economic committee by the employer.