Indian Institutes of Science Education and Research(Autonomous Institutions Established Under Ministry of Education, Govt. of India)
The Government of India has established the IISERs at Berhampur, Bhopal, Kolkata, Mohali, Pune, Thiruvananthapuram, and Tirupati to integrate and promote interdisciplinary science education and research.
About the B. Tech., BS, and BS-MS Dual Degree Programs
- Five-year BS-MS dual degree program for science students
- Five-year BS-MS dual degree program in Computational and Data Science (IISER Kolkata)
- Four-year B.Tech. (IISER Bhopal), BS in Economic Sciences (IISER Bhopal) and BS in Economic and Statistical Sciences (IISER Tirupati) for science students
- Classroom learning integrated with research, providing ample scope for interdisciplinary activities
- Curriculum with a focus on both breadth and depth in the natural sciences, computational and data sciences, engineering, economic sciences, economic and statistical sciences
- Opportunity to pursue impactful research
- Fully residential campuses with well-equipped hostels
- Access to on-campus medical facilities along with sports and other recreational facilities
Important Dates
| Application Portal Opens | Thursday, March 5, 2026 |
| Application Portal Closes | Monday, April 13, 2026, 11:55 PM IST |
| Corrections in Application Forms | Thursday, April 16, 2026, 11:00 AM IST – Saturday, April 18, 2026, 11:55 PM IST |
| Release of Hall Tickets | Sunday, May 24, 2026 |
| IISER Aptitude Test (IAT) 2026 | Sunday, June 7 2026 (9:00 AM to 12:00 Noon IST) |
| Answer Key Display | June 7, 2026 |
| Candidate Response form upload & Portal opens for filing Objections | June 9, 2026 |
| Portal closes for filing Objections | June 13, 2026 |
| Windows for Selective Information/Document Upload in Application Form | June 13, 2026 – June 21, 2026 |
| Last date for Selective Information / Document upload in Application Form | June 21, 2026 |
IISER Aptitude Test (IAT)
IAT 2026 is scheduled on Sunday, June 7 2026 (9:00 AM to 12:00 Noon IST)
IAT 2026 will be conducted as a computer-based test in various centres across India.
IAT will consist of 60 questions, 15 questions each from Biology, Chemistry, Mathematics, and Physics.
The total duration of the test will be 180 minutes. Questions will be of a multiple-choice type. Each question will have only one correct answer.
- Each correct answer will be awarded 4 marks.
- Each incorrect answer will lead to the deduction of 1 mark.
- Unanswered questions will be awarded 0 mark.
- Therefore, maximum marks in IAT will be 240.
The total marks obtained by a candidate out of 240 will be used to prepare the Rank List.
Not every candidate appearing in IAT 2026 will be awarded a rank. The rank cut-off will be announced at an appropriate time. Further, getting a rank does not guarantee offer/admission to an IISER.
Syllabus
The IAT 2026 will broadly follow the rationalized NCERT syllabus for 2025-2026.
Please click here for the details.
Fees
Application Fee
The application fee is to be paid by the applicant when submitting the application form. The application portal shall open on March 05, 2026.
- Rs. 2,000/- for candidates applying under General, EWS, OBC, and OBC-NCL categories.
- Rs. 1,000/- for candidates applying under persons with disabilities (PwD), persons registered as Kashmiri Migrants/Kashmiri Pandits/Kashmiri Hindu Families (Non-Migrant) and SC/ST category.
- Rs. 12,000/- for candidates applying under Foreign National category.
- The application fee is non-refundable.
Seat Acceptance Fee (SAF)
The Seat Acceptance Fee is payable only after an offer of admission has been made to the candidate. The SAF will have to be paid as per the category mentioned in the offer letter.
- Rs. 35,000/- (Rs. 25,000/- + Rs. 10,000/- (Non refundable administrative fee)) for General/EWS/OBC/OBC-NCL/PwD/KM/Kashmiri Pandit/Kashmiri Hindu Families (Non-Migrants) categories.
- Rs. 17,500/- (Rs. 12,500/- + Rs. 5000/- (Non refundable administrative fee)) for SC/ST categories.
- Failure to deposit the SAF within the stipulated time will result in the cancellation of the offer. Furthermore, the candidate will not be considered in any subsequent rounds of seat allotment during admission 2026.
- Once the candidate registers in the allotted IISER, SAF will be adjusted against the first semester fee. Please note that the overall fee structure at various IISERs is different. For more details, please visit the webpage of the respective IISER.
Seat Matrix
The tentative total number of seats including supernumerary seats available for BS-MS / BS / B. Tech. programs is 2343, with each IISER having the following number of seats
| BS-MS Program | Number of Seats |
| IISER Berhampur | 300 |
| IISER Bhopal | 300 |
| IISER Kolkata | 280 |
| IISER Kolkata (BS-MS in Computational and Data Sciences) | 30 |
| IISER Mohali | 275 |
| IISER Pune | 288 |
| IISER Thiruvananthapuram | 320 |
| IISER Tirupati | 250 |
| B. Tech. / BS Program | Number of Seats |
| IISER Bhopal (B. Tech. in Chemical Engineering) | 40 |
| IISER Bhopal (B. Tech. in Electrical Engineering and Computer Science) | 75 |
| IISER Bhopal (B. Tech. in Data Science and Engineering) | 80 |
| IISER Bhopal (BS in Economic Sciences) | 55 |
| IISER Tirupati (BS in Economic and Statistical Sciences) | 50 |
| Total | 2343 |