Bayanin: An kirkiro NHAI ne ta hanyar sanar da Dokar Hukumar Kula da Hanyoyin Hanya ta Indiya, 1988. Sashe na 16 ((1) na Dokar ya bayyana cewa aikin NHAI shine haɓaka, kiyayewa da sarrafa hanyoyin manyan hanyoyi na ƙasa da duk wasu hanyoyin da aka ba shi, ko kuma aka ba shi, ta Gwamnatin Indiya. A watan Fabrairun 1995, NHAI ya fara aiki kuma an sanya shi hukuma mai cin gashin kanta. Yana da alhakin haɓaka, kiyayewa da gudanar da hanyoyin manyan hanyoyi na ƙasa, jimillar fiye da 92,851.05 km (57,694.97 mi) a tsawon. NHAI kuma yana da alhakin karɓar haraji a kan manyan hanyoyi da yawa. Yogendra Narain shine shugaban farko na NHAI a shekarar 1988. Shi ma'aikacin IAS ne na ritaya na Uttar Pradesh. Tambaya: Yaushe NHAI ya fara aiki?
Fabrairun 1995