IISER IAT 2025: The Indian Institutes of Science Education and Research (IISERs) has decided to postpone the registration date of the IISER Aptitude Test (IAT). Now, interested candidates can start applying for this test from March 10, 2025, earlier it was March 5, 2025. To register all the applicants have to visit the official website of IISER at iiseradmission.in.
This test will be conducted for admission to all IISERs' five-year BS-MS programmes, including the five-year BS-MS in Computational and Data Sciences at IISER Kolkata, the four-year BS in Economic Sciences/four-year BTech in Chemical Engineering, Data Science & Engineering, and Electrical Engineering & Computer Science at IISER Bhopal, and the four-year BS in Economic and Statistical Sciences at IISER Tirupati.
IISER IAT 2025: Important Dates
IISER IAT 2025: Programs offered
1. Biological Sciences
2. Chemical Sciences
3. Physical Science
4. Mathematical Sciences
5. Earth & Climate Sciences/Earth & Environmental Sciences
6. Economic Sciences
7. Engineering Sciences (Chemical Engineering, Data Science & Engineering, Electrical Engineering & Computer Science)
8. Geological Sciences
9. Integrated and Interdisciplinary Sciences (Biological Sciences, Chemical Sciences, Mathematical Sciences, Physical Sciences)
IISER IAT 2025: Marking Scheme
The marking scheme follows as:
1. Each correct answer: 4 marks
2. Each incorrect answer: 1 mark deducted
3. Unanswered questions: 0 marks
IISER IAT 2025: Exam Pattern
There are 4 sections in the IISER IAT exam 2024 including Physics, Chemistry, Mathematics and Biology each carries 15 questions of 60 marks. The exam will be a computer-based test with MCQs. Applicants will be allocated 3 hours to finish the test. Applicants can prepare for this test through the class 12 syllabus.
IISER IAT 2025: Eligibility Criteria
1. Educational Qualification: Aspirants must have completed class 12 in 2023, 2024, or 2025 with a science stream (recognized by COBSE). The applicant must have at least three subjects in the 12th class from Biology, Chemistry, Mathematics, or Physics.
2. Qualifying marks: To sit in this test, the qualification marks for SC/ST/PwD applicants need atleast 55% marks or an equivalent grade whereas other applicants must secure 60% marks or an equivalent grade in class 12.
3. Candidates should be Indian nationals, PIO (Person of Indian Origin), or OCI (Overseas Citizen of India).
Read full detailed eligibility criteria here
IISER IAT 2025: Application Fees
Last year, the application fees were as follows:
1. General/ OBCNC – Rs. 2,000
2. SC/ST/ Kashmiri Migrants/ PwD – Rs. 1,000
The new application fee structure is yet to be announced by the institution.
IISER IAT 2025: How to register?
To register for IISER IAT 2025, applicants need to follow the mentioned below steps:
Step 1: Visit the official website of IISR at iiseradmission.in.
Step 2: Click on the “IISER Application Form 2025” and then register as a new user.
Step 3: After this, enter the details such as name, mobile number, date of birth, father’s name, mother’s name, and many more.
Step 4: Now, the login credentials will be generated and sent to the registered email ID.
Step 5: Next, access the application form by the use of generated login credentials.
Step 6: Fill out the IISER Application Form 2025 by entering details, uploading all the documents (photo and signature), making the payment and then submit.
Step 7: Download the confirmation page and take a printout of the same for further reference.