IISER 2026 Application Process: How to Apply, Eligibility Criteria, Fees

IISER 2026 Application Process has began from March 5, 2026, on its official website. Candidates seeking admission to IISER through the IAT 2026 must register for the exam before the deadline. The last date to submit the application form was April 13, 2026. Once the registration window closes, IISER Tirupati opened the correction window for the candidates to make necessary changes. IISER 2026 Correction window was opened on April 16, 2026. It remained active till April 18, 2026. The exam was held on June 7, 2026.

IISER Eligibility Criteria 2026

Candidates who want to apply for the IISER 2026 exam must meet the eligibility criteria for the examination. The IISER eligibility criteria 2026 are listed below:

• A candidate who has qualified/appeared in the Class 12 (or equivalent) examination in the science stream in the years 2023, 2024, or 2026 can apply.
• General/OBC and OBC-NCL candidates should have scored at least 60% of the total marks or equivalent, and SC/ST/PWD candidates must score at least 55% of the total marks or equivalent in the qualifying exam.
• The applicant date should be an Indian national, PIO, or OCI. Foreign residents can apply separately.

How to Apply for IISER Application 2026?

The detailed steps required to complete the IISER Application 2026 are listed below:

Go to the IISER Official Website and Create an Account:

• Go to the official IISER website
• Click on the “New Registration” button.
• Create a new account by entering a valid email ID and setting a password. This email ID will be used for all the future communications regarding IISER 2026.

Fill Out the Application Form:

• Log in to the IISER account using the email ID and password you registered with.
• Complete the application form by entering your personal details (such as name, date of birth, gender, nationality) and educational details (such as qualifying degree, college/university name, and year of passing).
• Double-check all the information for accuracy before proceeding to the next step.

Upload Scanned Documents:

• Prepare scanned copies of your passport-sized photograph and signature. Ensure that the images meet the specified requirements (e.g., size, format).
• Upload the scanned photograph and signature to the application portal.

Pay the IISER Application Fees:

• Pay the IISER application fees using a credit card, debit card, or any other available online payment method.
• The IISER application fees will vary depending on the category of the candidate (General, OBC, PwD, SC/ST) and possibly the number of papers being attempted.

Submit the IISER Application Form 2026:

• Check all the entered information and uploaded documents carefully.
• Once you are sure that everything is correct, submit the application form.
• Post submission, a confirmation page will appear on the screen. Take a print out of this confirmation page and keep it safe for future reference. It will serve as proof of your application and may be required during further stages of the IISER examination process.

IISER 2026 Application Process: Document Uploading Specifications

While uploading the documents required for the IISER application process, candidates must adhere to the specifications the authority needs. Not following the uploading specification may result in the cancellation of the application form. The table below lists the required size and format of the documents that the candidate needs to apply:

IISER  2026 Application Fees 

There was an online option to pay the registration cost. No other option is accessible to submit the fee except online. Options like net banking, credit cards, and debit cards will be offered to pay the cost. The course-wise IISER application fees 2026 are mentioned below:

IISER 2026 Admit Card

The authority will issue the admit card for those candidates whose applications have been submitted successfully. They need to enter their credentials to download the IISER admit card from the website. Applicants can check the steps listed below to download their admission card:

• Go to the IISER official website.
• Click on the login and fill in all the login details, such as registration number, DOB, etc.
• Click on the submit option.
• The admit card will appear on the screen.
• Download the IISER admit card 2026.
• Take a printout of the hall ticket for future use.

Steps to Retrieve a Forgotten Password?

In case the candidate has forgotten their password during the IISER application process, they can recover it by following the steps given below:

• Visit the IISER official website.
• Click on the Aptitude Test link.
• Click on the Apply for IAT link.
• Click on the Already Registered link.
• Click on the Forget User ID/ Password option.
• Enter the user ID and captcha.
• Select the Change Password option.
• Enter the new password.
• Click on save.

IISER Application 2026 FAQs