FASTag is presently operational at 346+ toll plazas across National Highways. The system is inter-operable and the same FASTag can be used across all toll plazas under the NETC program. More toll plazas will be brought under the NETC program in the future. You may see the list of plazas in the 'Active Toll Plazas' section. Please visit www.ihmcl.com for more details.