IISER IAT 2026 Registration Open, Apply by April 13 Online

The Indian Institutes of Science Education and Research (IISER) have started the IISER Aptitude Test (IAT) 2026 registration process for admission to undergraduate science programmes for the 2026–27 academic session. Eligible candidates can submit the online application form through the official admission portal — iiseradmission.in. The registration window opened on March 5, 2026, and the last date to apply is April 13, 2026. The entrance exam will be conducted on June 7, 2026, from 9:00 AM to 12:00 PM.

IISER IAT 2026 Important Dates

Candidates can check the key schedule for the IISER entrance exam below:

The IISER Aptitude Test is the main entrance route for admission to undergraduate programmes offered by IISER campuses across India.

IISER IAT 2026 Eligibility Criteria

Candidates must satisfy the following eligibility conditions before applying:

• Applicants must be Indian citizens, PIOs, or OCIs.
• Candidates should have passed Class 12 (science stream) in 2024, 2025, or 2026.
• Students must have studied at least three subjects among Physics, Chemistry, Mathematics and Biology.
• Minimum marks required:
  • 60% aggregate for General/OBC/EWS categories
  • 55% aggregate for SC/ST/PwD candidates.

IISER IAT 2026 Application Fee

The application fee for the entrance exam is:

• ₹2000 – General, OBC and EWS categories
• ₹1000 – SC, ST and PwD candidates
• USD 100 – Foreign nationals.

The fee must be paid online through net banking, debit card or credit card during the application process.

Steps to Apply for IISER IAT 2026

Candidates can follow these steps to submit the application form:

1. Visit the official website iiseradmission.in
2. Click on the IAT 2026 registration link
3. Register with personal details and create login credentials
4. Fill the online application form
5. Upload required documents such as photograph and signature
6. Pay the application fee online
7. Submit the form and download the confirmation page.

Students who qualify in the IAT 2026 will be eligible to participate in the counselling and seat allocation process for admission to IISER campuses including Pune, Bhopal, Kolkata, Mohali, Thiruvananthapuram, Berhampur and Tirupati.