"On behalf of the chairman of the Investigative Committee of Russia, all criminal case materials on the spill of oil products in Norilsk were transferred to the central office of the department for further investigation," RIA Novosti quoted her as saying.

As Petrenko noted, three cases under articles on land damage, water pollution and violation of environmental protection rules in the course of work are combined in one proceeding. 

Earlier it was reported about the detention of the head of the shop of the Norilsk TPP-3.