As the press service of the Investigative Committee of Russia reported, they are suspected of negligence. According to the investigation, employees of the regional Rostekhnadzor, during scheduled inspections carried out in 2022 and 2023, did not reveal any gross violations of the legislation on industrial safety of hazardous production facilities.

Earlier it became known that the rescue operation had been terminated at the Pioneer mine, where 13 miners were trapped as a result of a collapse. They were declared dead, and the families of the miners were promised a year's wages.