Union Road Transport and Highways Ministry announced all lanes in the fee plazas on the National Highways shall be declared as 'FASTag lane of the fee plaza' with effect from the midnight of 15 February, informed an official statement. Any vehicle not fitted with FASTag or vehicles without valid, functional FASTag entering into the FASTag lane of the fee plaza shall pay a double fee applicable to that category. The Ministry had mandated fitment of FASTag in M and N categories of motor vehicles with effect from January 1. Category 'M' stands for a motor vehicle with at least four wheels used for carrying passengers. And Category 'N' stands for a motor vehicle with at least four wheels used for carrying goods, which may also carry persons in addition to goods.