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IISER IAT 2025 Major Changes - Indian Institutes of Science Education & Research has introduced major changes to the IAT 2025 exam. The IISER aptitude test is conducted for admission to BS-MS, BS and B.Tech programmes. Aspirants of the IAT exam must know all the major changes for IISER IAT 2025. This year, the authority has introduced new courses, revised the eligibility and changed the IISER IAT seat matrix. Understanding the IAT major changes will help candidates plan their preparation strategy for the IISER IAT 2025. This year, the authority introduced new programmes through IAT and changed the IAT eligibility criteria.
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The new courses are BS-MS in Computational and Data Sciences at IISER Kolkata, B.Tech in Chemical Engineering, Data Science & Engineering and Electrical Engineering & Computer Science at IISER Bhopal and BS in Economic and Statistical Sciences at IISER Tirupati. Moreover, the IISER registration date has also been revised. The IISER 2025 application form was available from March 10 to April 15, 2025. Applicants must check the updated eligibility criteria before applying online. Candidates can check the major updates for IISER IAT 2025 on this page.
This year, major changes have been introduced for the IISER Aptitude Test 2025. Aspirants of the IISER IAT exam must stay updated on the major changes for IAT 2025. Careers360 has compiled the IAT major changes 2025 below to help understand all the latest updates around the exam.
On March 1, 2025, the authority introduced the revised eligibility criteria for IAT 2025. The updated IAT eligibility criteria is as follows:
The IISER Admissions Board (IAB) has reinstated last year’s eligibility criteria regarding the year of passing Class XII (or equivalent) examination. This decision supersedes the criteria released on January 30, 2025.
Three new programmes have been introduced for admission based on the IISER aptitude test 2025. These programmes have been introduced at specific campuses. Candidates can check the new programmes campus-wise below:
5-Year BS-MS in Computational and Data Sciences at IISER Kolkata
4-Year BS in Economic and Statistical Sciences at IISER Tirupati
4-Year B.Tech. (in Chemical Engineering, Data Science & Engineering and Electrical Engineering & Computer Science) at IISER Bhopal
Note: To enroll into the 5-year BS-MS in Computational and Data Sciences at IISER Kolkata and the 4-year BS in Economic and Statistical Sciences at IISER Tirupati programmes, candidates must have mathematics as a subject in Class 12th (or equivalent).
There is a change in the seat matrix for IISER IAT 2025. With the new courses introduced, the IISER IAT seat matrix has also increased. 140 seats have been added to the B.Tech course at IISER Bhopal. 50 seats have been added for BS in Economic and Statistical Sciences at IISER Tirupati and 30 seats have been added for BS-MS in Computational and Data Sciences at IISER Kolkata.
Earlier, the IISER IAT 2025 registration was set to commence on March 5, 2025. The IISER registration date was revised to March 10, 2025.
On Question asked by student community
Hi! To prepare for the IISER Aptitude Test, you need to understand the syllabus, exam pattern, and follow a proper preparation strategy. Click on the links below to learn more.
You can find IISER Aptitude Test (IAT) previous year question papers and answer keys on educational websites like Careers 360. They provide with the official question papers as well as the answer key.
Read more at
https://engineering.careers360.com/articles/iiser-2025-question-paper-solutions
Hello,
If you have uploaded the old EWS certificate (2024–2025) instead of the new one (2025–2026), there is a chance that it may not be accepted, as the IISER notification clearly asks for the valid and updated EWS certificate for the year 2025–2026.
Right now, if the correction window is
Hello,
If you have selected OBC-NCL category and uploaded a Central OBC-NCL certificate , then there is no issue .
IISER accepts Central OBC-NCL certificate , as long as it is valid and issued by a competent authority. Just make sure the certificate is:
Issued within one year from the
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