Greetings Ramavath,

Criteria required for Josaa eligibility are:

1.Candidate must have qualified JEE ADVANCED 2019.

2.For IITs NITs you should have 75% aggregate marks in 12 board examination.

For more and further query check this link:

https://engineering.careers360.com/articles/josaa-eligibility-criteria

Good luck!!

Regards Ankit!