Dear student,

Csab - Central seat allocation board is responsible for the filling of the vacant seats in NITs or gftis or iiits, after the josaa all round counselling is over.

Basically there will be there modes admission channel for csab round counselling :-

CSAB NUET (for North Eastern States and Union Territories)

CSAB SFTI (Self-Financed Technical Institutes)

CSAB UT (Supernumerary Seats for Union Territory)

Now, as you belong from telangana, then you are eligible to participate in csab sfti. Because there is no particular state eligiblity for participating in csab sfti. But for other two csab modes you have to qualify the state eligibility criteria, which you don't have.

Also check out the following link to know more about csab 2020 counselling :-
https://engineering.careers360.com/articles/csab