The reason for the extraordinary inspection of the Naberezhny Chelny enterprise was a complaint of a local resident about black thick smoke. According to a survey of the production site, employees of the Prikamskiy Territorial Administration of the Ministry of Ecology and Natural Resources of the Republic of Tatarstan found that the source of emissions (aluminum smelting furnace) is not equipped with equipment and a system for trapping pollutants emitted into the air. Protocols were drawn up with regard to the legal entity and an official.