Dangerous working conditions (class 4)
Hazardous working conditions (class 4) — working conditions under which harmful and (or) hazardous production factors affect the worker, the levels of exposure to which during the entire workday (shift) or its part are capable of posing a threat to the worker's life, and the consequences of exposure to these factors entail a high risk of developing an acute occupational disease during employment1.
Federal Law No. 426-FZ of December 28, 2013 "On Special Assessment of Working Conditions". 2013, as amended on January 1, 2020, Article 14, paragraph 5. ↩