“Of course, we need to toughen the responsibility for violations of security requirements.

This is an absolutely obvious thing, "he said at a meeting about the situation in the coal industry in the Kemerovo region.

Earlier, Putin demanded to establish all the causes and circumstances of the accident at the Listvyazhnaya mine in the Kemerovo region.

On November 25, an accident occurred at the Listvyazhnaya mine in Kuzbass, as a result of which 51 people died and dozens were injured.

The Investigative Committee opened a case on the negligence of Rostekhnadzor employees.

Two criminal cases will be investigated in the central office of the UK.