Аннотация:The subject of the research is legal norms and doctrinal sources that determine the content of the principle of preventing environmental harm and peculiarities of its functioning in a licensing and permissive system of environmental management in Russia. The article discusses socio-economic factors of the importance of licensing activities related to the use of natural resources. The article justifies the need for the development of contractual and permissive relations in the field of environmental management and protection. It discusses the possibility of using other documents similar by their function to licenses. It is proposed to classify licensed types of environmentally significant activities according to the functional criterion into those that are directly related to the use of natural resources and environment protection from harmful effects, and those that are not initially environmental protection activities, but are indirectly related to environmental protection. Particular attention is paid to the problems of improving the basics of licensing for subsoil use. It is proposed to develop and approve standards of public services in the field of licensing of subsoil use and a methodology for calculating the initial one-time payment for the use of subsoil; to amend the current environmental legislation regarding division of the amounts of one-time payments for the use of subsoil between federal and republican budgets.