542.5.1. The council may, by by-law, adopt an environmental restoration program, in particular for soil decontamination or restoration, to apply in all or part of the territory of the municipality. It may, on the conditions it determines, order that the municipality grant a subsidy for work relating to an immovable consistent with that program. In no case may the amount of the subsidy exceed the actual cost of the work.
The municipality may, with the consent of the owner, carry out on an immovable any work required within the framework of such a program.