IISc Bangalore Admission Process 2026 for UG Courses

IISc Bangalore Courses After Class 12: Studying at the Indian Institute of Science Bangalore (IISc Bangalore) is the dream of many science enthusiasts in India, as it has been one of the leading science and research institutions in the country for many decades.  In 2025, the institution ranked 1 in the NIRF 2025. If you dream of building a career in Science and Research after Class 12, IISc Bangalore can be a great platform that can help you gain knowledge in these fields. Keeping students’ aspirations of developing a promising career in science in mind, this SciAstra article explains the IISc Bangalore Admission Process 2026 for UG courses.​

In addition to this, the article provides details about the admission modes (entrance exams) for the two UG courses offered by IISc Bangalore: the Bachelor of Science (Research) and the BTech in Mathematics and Computing.

IISc Bangalore Admission Process 2026: UG Courses

The IISc Bangalore is one of the most prestigious educational institutions in the field of science and research, with the NIRF Rank 1 in 2025. Jamsetji Tata, the founder of India’s largest conglomerate, the Tata Group, established this institution in 1909 with the support of the Government of India and Mysore State. Since then, IISc Bangalore has been helping India excel in the field of science and research. It offers UG, PG, integrated master’s, and PhD programmes in science, research, engineering, and management.

IISc Bangalore is offering two undergraduate (UG) programmes in 2026. Check out the list of IISc Bangalore courses after Class 12 below.

IISc Bangalore Admission Process 2026: BSc (Research) Programme

IISc Bangalore offers admission to the Bachelor of Science (Research) Programme through the IISER Aptitude Test (IAT). The IAT is a national-level entrance exam conducted by the Indian Institutes of Science Education and Research (IISER).

It is mandatory for candidates to appear for IAT 2026. They also need to score above or equal to the IAT 2026 cutoffs for IISc Bangalore’s BSc (Research) course in order to get admission to the institution. The duration of the course is 4 years.

Students aiming to apply for the course are required to meet the IAT 2026 eligibility criteria. They must fill out the IAT 2026 application form at iiseradmission.in (IAT website) and apply for the BSc (Research) Programme at admission.iisc.ac.in (IISc Bangalore admission website).

If you are planning to take IAT 2026 for admission to the BSc (Research) Programme offered by IISc Bangalore, refer to the overview of the exam and eligibility criteria to apply for it.

IAT 2026: Overview

The IAT 2026 application process will tentatively start in the third week of April 2026 on the official IISER admission website – iiseradmission.in. Before applying for the test/exam, candidates must check all the important details related to it. For this, they can refer to the following overview of the IAT 2026:

IAT 2026 Eligibility Criteria

To appear for the IAT 2026 for admission to the BSc (Research) course of IISc Bangalore, candidates must fulfil the following criteria:

IISc Bangalore 2026 Eligibility Criteria for BSc (Research) Programme

The candidates who meet the following IISc Bangalore eligibility criteria 2026 for the BSc (Research) Programme, along with the eligibility criteria for IAT 2026 can apply for IAT 2026:

1. Candidates who have completed their 10+2 (or equivalent) examination in 2024, 2025 OR those who are expecting to complete their 10+2 (or equivalent) examination in 2026.

2. The candidates must have studied Physics, Chemistry and Mathematics as main subjects in their qualifying exam along with any other subjects.

3. The candidates must have secured a first-class or 60% or equivalent grade (relaxed to pass class for SC/ST candidates) in the qualifying examination (i.e., 10+2 or equivalent).

IISc Bangalore Admission Process 2026: BTech in Mathematics and Computing

IISc Bangalore offers admission to the BTech in Mathematics and Computing course based on candidates’ ranks in JEE Advanced. Therefore, for admission to this programme, candidates must appear for JEE Advanced 2026. It is a second-stage national-level entrance exam conducted for admission to BTech, BS, BArch, BTech-MTech dual degree, BS-MS dual degree, Integrated MTech, Integrated MSc, and other undergraduate programmes offered by the Indian Institutes of Technology (IITs).

Candidates should note that only the top 2.5 lakh performers in JEE Main 2026 will be eligible to appear for JEE Advanced 2026. IISc Bangalore does not conduct a separate entrance exam for admission to the BTech in Mathematics and Computing programme.

The JEE Advanced 2026 registration process is expected to start in April 2026 at jeeadv.ac.in. If you are among the top 2.5 lakh performers in JEE Main 2026, you can apply for JEE Advanced 2026. Check out the overview of JEE Advanced 2026 and the exam eligibility criteria below.

JEE Advanced 2026: Overview

Refer to the following overview of the JEE Advanced 2026 to know all the important details about the exam:

IISc Bangalore 2026 Eligibility Criteria for BTech in Mathematics and Computing

Candidates who meet the following eligibility criteria are eligible to apply for IISc Bangalore's BTech in Mathematics and Computing programme.

• The candidates should have appeared for the class XII (or equivalent) examination for the first time in either 2024, 2025 or 2026, where Physics, Chemistry and Mathematics are compulsory subjects in the first appearance. In addition, they must satisfy at least one of the following:

1. Must have passed and secured at least 75% aggregate marks in the Class XII (or equivalent) Board examination. The aggregate marks for SC, ST and PwD candidates should be at least 65%.

2. Must be within the category-wise top 20 percentile of successful candidates in their respective Class XII (or equivalent) board examination.

3. The marks scored in the following five subjects will be considered for calculating the aggregate and cut-off marks for fulfilling the top 20 percentile criterion.

1. Physics

2. Chemistry

3. Mathematics

4. A language (if the candidate has taken more than one language, then the language with the higher marks will be considered).

5. Any subject other than the above four (the subject with the highest marks will be considered).

Conclusion

Pursuing an undergraduate course at IISc Bangalore is a great opportunity for students who want to build a career in science, engineering, and research. The institute offers two UG courses: BSc (Research) and BTech in Mathematics and Computing.

Admission to the BSc (Research) course is offered through the IISER Aptitude Test (IAT). Therefore, candidates should start their IAT 2026 preparation right now with the help of SciAstra's IAT/NEST courses.

The admission to the BTech in Mathematics and Computing Programme offered by IISc Bangalore is based on the candidates' ranks in JEE Advanced 2026.

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