IIT-Delhi,Madras,Roorkee,Mumbai,Ism Dhanbad, Kanpur, Kharagpur.
These are open for everyone who scores well in Cat and who can perform well in their GD-PI process.
Generally it is expected that atleast 2 of your Bachelor level subjects should be thoroughly prepared before the interview process of the IITs. while GD process can be cleared out by preparation of current topics.

For detailed information about fee structure, programs offered etc. For IITs Kindly visit the link below.

https://bschool.careers360.com/articles/mba-from-iits-know-seats-fee-and-admission-process

SMIT-IIM-AMRITSAR-PGP-04