The government has told Parliament that it has identified the routes connecting the four major metros and growth centres of the country for feasibility studies regarding high-speed rail. Feasibility studies have been taken up for the following routes:
(i) Delhi-Mumbai
(ii) Delhi-Kolkata (via Lucknow)
(iii) Mumbai-Chennai
(iv) Delhi-Nagpur segment of Delhi-Chennai
(v) Mumbai-Nagpur segment of Mumbai-Kolkata
(vi) Chennai-Bengaluru-Mysuru
Of these, those for Mumbai-Nagpur, Delhi-Nagpur and Chennai-Bangaluru-Mysuru have been taken up under government-to-government cooperation with the governments of Spain, China and Germany, respectively. Presently, only Mumbai-Ahmedabad High-Speed Rail Project (MAHSR) has been sanctioned with financial and technical assistance from the government of Japan.
