Indian Institute Of Science Education And Research

The IISER Aptitude Test (IAT) 2026 is an important exam for students who want to study science at the Indian Institutes of Science Education and Research (IISER). This exam helps select students for special science courses like the BS-MS dual degree and the BS degree at IISER campuses across India. The test will be held online and will last for 3 hours. It will have 60 questions, divided equally among four subjects: Physics, Chemistry, Mathematics, and Biology. For each correct answer, students earn four marks, but for each wrong answer, 1 mark is deducted. Students who wish to take the exam must have passed or be appearing for their Class 12 board exams in 2024 or 2026, and be studying subjects such as Physics, Chemistry, Mathematics, and Biology. There are specific mark requirements depending on the student’s category. The application process will start in the second week of March 2026. Students will fill the form online, upload their photos and signature, select exam cities, and pay the application fee. The admit card (which is like an entry pass) will be available online in the first week of June 2026 and must be carried to the exam centre. After the exam, IISER will conduct counselling to help students get seats in their desired IISER campus based on their scores.

IISER 2026 Exam Highlights

The following table provides the tentative important information and highlights of the IISER Aptitude Test 2026.

IISER 2026 Important Dates

This section provides the tentative schedule for IISER Aptitude Test (IAT) 2026. It includes the start and end dates for the application form, correction window, admit card release, exam date, and answer key. Knowing these dates helps candidates plan their preparation and complete the application process on time.

IISER 2026 Eligibility Criteria

To apply for the IISER Aptitude Test 2026, candidates must meet certain requirements related to nationality, education, and marks. This section gives a clear overview of who can apply for the exam.

IISER 2026 Application Process

The IISER application form 2026 is expected to be available from the second week of March 2026. Interested candidates can fill out the form online by visiting the official website.

1. The candidate must visit the official IISER admissions website to begin the application process.
2. The first step is to register by entering basic details such as name, email ID, and mobile number.
3. After registration, the candidate will receive login credentials through email and SMS.
4. Using these credentials, the candidate must log in to the portal and start filling out the application form.
5. The candidate must enter personal, academic, and contact information in the form.
6. Next, the candidate needs to select their preferred exam city and course choices.
7. The candidate must upload scanned copies of their passport-size photograph and signature as per the given specifications.
8. After filling in all the details, the candidate must pay the application fee online using a credit card, debit card, or net banking.
9. Finally, the candidate must submit the application form and download or print a copy for future reference.

IISER 2026 Syllabus

The IISER 2026 syllabus includes topics from Class 11 and 12 based on the NCERT curriculum. The questions in the IISER Aptitude Test (IAT) will be asked from four main subjects: Physics, Chemistry, Mathematics, and Biology. Understanding the syllabus helps students plan their preparation better and focus on the right topics. Below is the subject-wise list of important topics to be covered for the exam.

IISER 2026 Exam Pattern

Understanding the exam pattern is important to prepare well for the IISER Aptitude Test (IAT) 2026. The exam is conducted online and includes multiple-choice questions from Physics, Chemistry, Mathematics, and Biology. Each subject has 15 questions. The total duration of the exam is 3 hours. The exam is available in both English and Hindi. Check the table below for more details about the exam format.

IISER 2026 Admit Card

The IAT 2026 admit card is expected to be released in the first week of June 2026. Candidates can download it from the official IISER admissions website by logging in with their username and password. The admit card is a mandatory document and must be carried to the exam centre. It will include details like the candidate’s name, exam centre address, shift timings, and more. Candidates should keep the admit card safe until the admission process is over.

1. Visit the official IISER admissions website.
2. Click on the ‘IISER Admit Card’ link on the homepage.
3. Enter your login ID and password.
4. The admit card will appear on the screen.
5. Check all the details carefully.
6. Download and take at least two printouts of the admit card.

IISER 2026 Counselling Process

The counselling process for the IISER 2026 BS-MS programme will begin after the results are declared. Below are the simple steps candidates need to follow:

1. After the IISER 2026 results are announced, the first seat allotment list will be released on the official website.
2. Candidates who are allotted seats must log in to the IISER portal to download their offer letter.
3. After downloading the offer letter, candidates need to pay the seat acceptance fee before the deadline to confirm their seat.
4. If any seats are left after the first round, a second seat allotment list will be published on the website.
5. Candidates selected in the second round must also download the offer letter and pay the seat acceptance fee to confirm their admission.

Documents Required for IISER 2026 Counselling

• Class 12th mark sheet or equivalent
• IAT 2026 Admit Card
• IAT 2026 Scorecard
• Valid ID proof (Aadhaar card, Passport, etc.)
• Caste certificate (if applicable)
• Disability certificate (if applicable)
• Seat Acceptance Fee payment receipt
• Offer Letter (if applicable)

IISER 2026 FAQs