The old system of state gas coupons has been completely eliminated and several stations even accept credit cards. Lilit and Kirishi-avtoservice gas stations have their own magnetic credit cards.
Gas stations are usually self-service.
Pay before you pump. Gas stations are usually self-service. Pay before you pump. At your turn, put the nozzle in the tank, thus staking your claim on the pump, pay at the little cashier's window. Open daily unless otherwise stated.