Hi Alfiya,

Hope you are doing well!! Indian Institute of Science Space and Technology release it's information brochure on May 1st. The registration process will start for all branches of IIST from 25th May and continues till 12th June.

No any particular entrance test will be conducted for admission to any of the IISTs. Admissions are taken on the basis of JEE-Advance score.

For more information about IIST admission process read this article .

I hope this answer helps you.

All The Best!!