As soon as You request transactions with bitcoins You find yourself under close control by both the tax service and Federal financial monitoring service. The current legislation in force that does not define the status of crypto-currencies until provides for tax control system at a profit from them. In that case, if You are transferring them into rubles and legalsuite in Russia, You will need with the amount received to calculate and pay personal income tax, the main difficulty here will be to indicate the origin of the income.