“Today, the court has chosen a preventive measure in the form of house arrest with respect to the suspect,” the Investigative Committee said.
The agency added that the investigation is ongoing.
Earlier, the UK reported the detention of Bykov.
According to the investigation, in 2014-2016 he received a bribe in the amount of 7.8 million rubles from one of the entrepreneurs in the city of Kirov through an intermediary.