Altogheter 21 teams will battle it out in the preliminary qualifying round and have been divided into three groups of seven teams each.
The top two teams from each group will then qualify for the final round and will join Sporting Clube de Goa and Lajong FC, scheduled to be held at Shillong, Meghalaya.
The fixtures will be released shortly.
Venue: Madurai (Tamilnadu) Techno Aryan (Bengal), Vasco SC(Goa), Chandni FC (Kerala), Royal Wahingdoh (Meghalaya), Eagles FC (Kerala), PIFA Colaba Youngster (Maharashtra) and BEML (Karnataka).
Venue: Ranchi (Jharkhand) Mohammedan Sporting (Bengal), Denzong Boys (Sikkim), Josco FC (Kerala), Kenkre FC (Maharashtra), Sesa (Goa), Malabar United (Kerala) and Ar-Hima FC (Meghalaya).
Venue: Guwahati (Assam) NISA (Manipur), United Sikkim (Sikkim), Lansing FC (Meghalaya), Gauhati Town Club (Assam) Southern Samity ( Bengal), Golden Threads (Kerala) and Simla Youngs (Delhi).