Courses Offered through IAT 2026: Pursuing science education is the right choice for students who are curious about how the world works, from the world of physics to the functioning of living systems.
Whatever area of science they are interested in, they can seek answers to the questions that pique their curiosity by pursuing undergraduate courses at IISERs, IIT Madras, IIT Guwahati, IIEST Shibpur, IACS Kolkata and IISc Bengaluru, which are among the top research institutes in India.
Admissions to these courses are being offered through the IISER Aptitude Test (IAT) 2026. Most science students have become highly well-informed about the IAT these days. However, they may face issues in understanding which IAT participating institute offers which UG course.
Considering this problem, this SciAstra article provides details about the courses offered through IAT 2026 and the participating institutes that offer these courses.
What is the IISER Aptitude Test (IAT)?
The IISER Aptitude Test (IAT) is a national-level entrance exam conducted by one of the Indian Institutes of Science Education and Research (IISERs) on a rotational basis for admission to science and research courses offered by IISERs, IIT Madras, IIT Guwahati, IIEST Shibpur, IACS Kolkata and IISc Bengaluru.
To understand the exam thoroughly, candidates can check its overview below:
Features | Details |
Exam Name | IISER Aptitude Test (IAT), IISER Entrance Exam |
Exam Organising Institute | One of the IISERs |
Exam Level | Graduate Level |
Courses Offered |
|
Exam Mode | Online |
Exam Frequency | Once a year |
Registration Fee | Gen/OBC/OBC-NCL/EWS - INR 2,000 SC/ST/KM/PwD - INR 1,000 |
Type of Question | Multiple Choice Question (60 questions) |
IAT Marking Scheme |
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Official Website |
Latest Update:
Institutes Participating in IAT 2026
In 2026, IISERs, along with other reputed institutes, are participating in IAT. These institutes are listed below:
IISER Pune
IISER Kolkata
IISER Mohali
IISER Bhopal
IISER Thiruvananthapuram
IISER Tirupati
IISER Berhampur
IISc Bengaluru
IACS Kolkata
IIEST Shibpur
IIT Madras
IIT Guwahati
Also Read:
Complete Details About IAT 2026 Participating Institutes
Courses Offered Through IISER Aptitude Test (IAT) 2026
Through IAT 2026, candidates can apply for multiple undergraduate and integrated programmes in science and technology. These courses are designed to provide both theoretical knowledge and hands-on research experience.
BS-MS Dual Degree Program
The BS-MS courses offered by IAT 2026 participating institutes are integrated Bachelor of Science and Master of Science courses. The duration of these courses is 5 years.
The BS-MS courses offered through IAT 2026 are mentioned below:
BS-MS (Dual Degree) Program offered through IAT 2026 | |
Offered Course | Institute |
IISER Pune | |
5-Year BS-MS Biological Sciences | IISER Pune |
5-Year BS-MS Chemical Sciences | IISER Pune |
5-Year BS-MS Mathematical Sciences | IISER Pune |
5-Year BS-MS Physical Sciences | IISER Pune |
5-Year BS-MS Earth and Environmental Sciences | IISER Pune |
IISER Kolkata | |
5-Year BS-MS Biological Sciences | IISER Kolkata |
5-Year BS-MS Chemical Sciences | IISER Kolkata |
5-Year BS-MS Mathematical Sciences | IISER Kolkata |
5-Year BS-MS Physical Sciences | IISER Kolkata |
5-Year BS-MS Earth and Environmental Sciences | IISER Kolkata |
5-Year BS-MS in Computational and Data Sciences | IISER Kolkata |
IISER Mohali | |
5-Year BS-MS Biological Sciences | IISER Mohali |
5-Year BS-MS Chemical Sciences | IISER Mohali |
5-Year BS-MS Mathematical Sciences | IISER Mohali |
5-Year BS-MS Physical Sciences | IISER Mohali |
5-Year BS-MS in Geology | IISER Mohali |
5-Year BS-MS in Environmental Sciences | IISER Mohali |
IISER Bhopal | |
5-Year BS-MS Biological Sciences | IISER Bhopal |
5-Year BS-MS Chemical Sciences | IISER Bhopal |
5-Year BS-MS Mathematical Sciences | IISER Bhopal |
5-Year BS-MS Physical Sciences | IISER Bhopal |
5-Year BS-MS Earth and Environmental Sciences (Majors: Geology, Environmental Science and Earth and Environmental Science) | IISER Bhopal |
IISER Thiruvananthapuram | |
5-Year BS-MS Biological Sciences | IISER Thiruvananthapuram |
5-Year BS-MS Chemical Sciences | IISER Thiruvananthapuram |
5-Year BS-MS Mathematical Sciences | IISER Thiruvananthapuram |
5-Year BS-MS Physical Sciences | IISER Thiruvananthapuram |
5-Year BS-MS Data Sciences | IISER Thiruvananthapuram |
IISER Tirupati | |
5-Year BS-MS Biological Sciences | IISER Tirupati |
5-Year BS-MS Chemical Sciences | IISER Tirupati |
5-Year BS-MS Mathematical Sciences | IISER Tirupati |
5-Year BS-MS Physical Sciences | IISER Tirupati |
5-Year BS-MS Earth and Environmental Sciences | IISER Tirupati |
IISER Berhampur | |
5-Year BS-MS Biological Sciences | IISER Berhampur |
5-Year BS-MS Chemical Sciences | IISER Berhampur |
5-Year BS-MS Mathematical Sciences | IISER Berhampur |
5-Year BS-MS Physical Sciences | IISER Berhampur |
5-Year BS-MS Earth and Environmental Sciences | IISER Berhampur |
5-Year BS-MS Computer Science | IISER Berhampur |
IIEST Shibpur | |
5-Year BS-MS in Chemistry | IIEST Shibpur |
5-Year BS-MS in Physics | IIEST Shibpur |
5-Year BS-MS in Applied Geology Program | IIEST Shibpur |
IACS Kolkata | |
Integrated Bachelor's–Master's in Science (BS-MS) Program | IACS Kolkata |
Also Read:
BS Degree Programme
Bachelor of Science (BS) programmes offered through IAT are 4-year courses with different specialisations. The institutes that offer these programmes are the following:
BTech Courses offered through IAT 2026 | |
Offered Course | Institute |
4-Year BS in Economics Sciences | IISER Bhopal |
4-Year BS in Economics and Statistical Sciences | IISER Tirupati |
Bachelor of Science (Research) Programme | IISc Bengaluru |
Bachelor of Technology (BTech) Programme
Certain IISERs and some other reputed institutes accept IAT 2026 scores for admission to BTech programmes. The institutes that offer BTech courses through IAT 2026 are as follows:
BS Courses offered through IAT 2026 | |
Offered Course | Institute |
BTech in Chemical Engineering | IISER Bhopal |
BTech in Data Science and Engineering | IISER Bhopal |
BTech in Electrical Engineering and Computer Science | IISER Bhopal |
4-year BS program on Biomedical Science and Engineering | IIT Guwahati |
4-Year Bachelor of Science (BS) Program | IIT Madras |
IAT 2026 Courses: Admission Process
The admission to the courses mentioned in this article will be offered through IAT 2026. The admission process is mentioned below:
Online application process
Candidates must fill out the IAT 2026 application form through the official portal by providing personal, academic, and contact details. They also need to upload required documents and pay the application fee within the deadline.
Appearing for the IAT exam
Applicants must appear for the computer-based IAT 2026 exam, which tests their knowledge in Physics, Chemistry, Mathematics, and Biology. The exam evaluates analytical thinking and conceptual understanding.
Release of results and merit list
After the exam, IAT 2026 results are declared in the form of a scorecard. A merit list is prepared based on candidates’ performance, which determines their eligibility for admission.
Counselling and seat allocation
Qualified candidates participate in the counselling process, where they can select preferred IISERs and courses. Seats are allotted based on rank, preferences, and availability.
Document verification and admission confirmation
Candidates must verify their documents to confirm eligibility during the final stage. Once verified, they need to accept the allotted seat and complete the admission formalities to secure their place.
IISER Aptitude Test Eligibility Criteria 2026
To appear for IAT 2026, candidates must meet the IAT2026 eligibility criteria. Check out the eligibility criteria below:
Candidates must have passed Class XII (or equivalent) in 2024 or 2025 or 2026 from an institute recognised by the Council of Boards of School Education (COBSE) in India.
Candidates must be from the science stream and have at least three subjects among Physics, Chemistry, Biology and Mathematics in Class XII.
Indian nationals, PIO/OCI holders, and foreign nationals are allowed to apply for IISER 2026.
Foreign applicants must upload an equivalence certificate issued by AIU unless their board is COBSE recognised.
IISER Exam 2026 Test Series Launched
The SciaAstra team has recently launched a FOCUS test series, which will emphasise Full Online Controlled Understanding and Simulation, helping candidates experience the real-time environment of the IISER aptitude test 2026.
The IAT 2026 FOCUS mock test is designed based on the official exam pattern, and the difficulty level is determined through an in-depth analysis of previous years’ question papers. Candidates will get Unit-wise, Half-length, and Full-length test series, covering all chapters to assess their domain understanding, cognitive skills, and analytical abilities as per the IISER 2026 syllabus.
Attempt the IISER Exam 2026 Test Series to check your exam preparation level to get admissions to the premimun research institutes here:

Conclusion
Courses offered through IAT 2026 provide a strong foundation for students aspiring to build a career in science and research. With a wide range of programmes across premier institutes, candidates have the opportunity to explore diverse fields and gain hands-on research exposure. Understanding the available courses and admission process can help students make informed choices and take a confident step toward a successful scientific career.