31.52. The Government may make regulations to(a) establish, for the purposes of sections 31.42, 31.43 and 31.46, the quantities or concentrations of contaminants in excess of which any element making up the environment that is affected thereby is contaminated;
(b) establish, for the purposes of sections 31.49 and 31.51, various levels of decontamination to be attained before the change or alteration of the use of the soil or the excavation, construction or dismantlement work referred to in those sections may be undertaken; such levels may vary according to the soil use authorized by a municipal zoning by-law;
(c) determine, for the purposes of section 31.51, the activities the exercise of which may cause soil contamination;
(d) prescribe modes of management for contaminated soil and, for that purpose, the manner in which contaminated soil treatment plants or burial sites must be operated and maintained as well as standards for the choice of the location of such plants and sites;
(e) prescribe conditions or prohibitions to apply to the contaminated soil burial sites determined by the Government after their closure, in particular with regard to site maintenance and supervision, prescribe the period of time during which the conditions and prohibitions are to apply, and determine who is to be responsible for their application;
(f) require, as a condition for the operation of any contaminated soil burial site determined by the Government, that financial guarantees be set up as provided in section 56 for residual materials elimination facilities, and that section shall then apply, with the necessary modifications.