The article discusses the possibility of filing class actions by public organizations in civil proceedings to protect the environmental rights of citizens after the entry into force of Chapter 22.3 of the Code of Civil Procedure of the Russian Federation “Consideration of cases on the protection of the rights and legitimate interests of a group of persons.” Taking into account the analysis of the provisions of federal legislation and judicial practice, conclusions are drawn about the need to improve legislative regulation in this area. Arguments are presented in favor of class action lawsuits in the interests of environmental protection in case of man-made accidents that entail significant environmental pollution.