The procedures for applying the provisions of this chapter, in particular the persons who have access to the information declared pursuant to Article L. 1342-1, the conditions under which the confidentiality with regard to third parties of information covered by industrial secrecy is preserved and the conditions under which the marketing, advertising and use of dangerous substances and mixtures may, for public health reasons, be subject to prohibition, restriction or special requirements proportionate to the nature of the danger or risk they pose to human health.