Batova began selling coal using a passport Batova began requiring residents to have a passport and SNILS when purchasing coal. Such a message noticed the Kaah-Kem coal mine. "Drivers call and write to me because they cannot purchase coal. They say they started demanding some documents from them," said journalist Elmira Sandi on her Telegram channel. The ad states that the new requirements were introduced by order of the Ministry of Energy and Tuba's Housing and Community Services. The Kaah-Khamski open pit mine was developed by the Tova Mining Company, part of the En+ Corporation. (photo).