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IISER AT

The IISER Aptitude Test (IISER AT) is a national-level entrance examination for admission to the BS-MS dual degree and related science programmes at the Indian Institutes of Science Education and Research (IISERs). IISER AT assesses candidates in Biology, Chemistry, Mathematics and Physics, and is the route to admission for students aspiring to pursue integrated science education and research careers. Conducted in computer-based online mode, the test is held for science stream candidates who have completed their higher secondary education. The IISERs are premier institutes dedicated to undergraduate and postgraduate science education combined with research. Exact pattern and eligibility are notified for each cycle. This page covers complete IISER AT details – eligibility, exam pattern, important dates, application process and preparation tips.

IISER AT Important Dates

Application Start
05 Mar 2026
Last Date to Apply
13 Apr 2026
Admit Card
25 May 2026

IISER AT Resources

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Frequently Asked Questions

Who conducts IISER AT?

The Indian Institutes of Science Education and Research (IISERs).

What is IISER AT for?

Admission to the BS-MS dual degree and related science programmes.

What subjects are tested?

Biology, Chemistry, Mathematics and Physics.

What is the mode of IISER AT?

Online (computer-based test).

Where can I apply?

On the official website, iiseradmission.in.