La participación ciudadana en el procedimiento de evaluación de impacto ambiental y las reformas introducidas por la Ley No 20.417

citizen participation is one of the principles of modern environmental law, because of the special characteristics of the environment. in chilean law, the environmental regulation considers different spaces of citizen participation, one of them, in the environmental impact assessment procedure. in this framework, the target of this paper is to present and analyse the participation spaces in this administrative procedure, especially since the legal modifications introduced by act no 20.417, and also the deficiencies in this matter.