The National Highways Authority of India or NHAI is the nodal agency for the Ministry of Road Transport and Highways in India. It is an autonomous agency accountable for the management of the national highway network in India which stretches for over 92000 km. The organization was formed under the NHAI Act in 1988. It converted into an autonomous body in 1995. It operates, develops and maintains India’s national highways. NHAI also performs the function of toll collection in many highways. In 2016, it signed an MoU with ISRO and the North East Centre for Technology Application and Research for the use of spatial technology for highways monitoring.