Information about the authors: 

   Valeev D.Kh. (Kazan) – Doctor of Legal Sciences, Professor of the Department of Environmental Law, Labor Law and Civil Procedure of the Kazan (Volga Region) Federal University (420008, Kazan, Kremlin st., 18, 235 room; e-mail: [email protected]); 

  Zaitsev A.I. (Saratov) – Candidate of Legal Sciences, Associate Professor, Chairman of the Arbitration Court at the Chamber of Commerce of the Saratov Region (410071, Saratov, Shelkovichnaya st., build. 186; e-mail: [email protected]); 

   Fetyukhin M.V. (Kazan) – Candidate of Legal Sciences, Associate Professor of the Department of Environmental Law, Labor Law and Civil Procedure of the Kazan (Volga Region) Federal University (420008, Kazan, Kremlin st., 18, 235 room; e-mail: [email protected]).