Rostelecom is 51% State-owned operator. Rostelecom’s wholly owned subsidiary Tele2 Russia is a major player on the mobile communications market. However, mobile communication operators are not regulated as SMP unless they voluntarily file an application with the regulating authority to be considered as such and prove that they meet relevant criteria. As on 2021, register of operators having significant market power in the field of communications does not contain mobile operators: http://rkn.gov.ru/communication/register/p197/