IAT Candidate Response Portal 2026: The Indian Institutes of Science Education and Research (IISERs) have activated the Candidate Response Portal for IAT 2026 on the official website @iiseradmission.in. Candidates who appeared for the IISER Aptitude Test (IAT) on June 7, 2026 can now log in to access their response sheets and the provisional answer key. Candidates need their User ID and Password to access the portal.
Students can also file objections against the provisional answer key from June 9 to June 13, 2026. Read below to know more about the IAT 2026 Response Portal, objection process, download steps and more.
IAT Provisional Answer Key 2026 Out
The IISERs have released the IAT provisional answer key 2026 on the official website @iiseradmission.in. Candidates who appeared for the exam can check the provisional answer key online. The Candidate Response Sheet has also been released along with the key. Candidates can also raise objections starting June 9, 2026, until June 13, 2026. The answer key will aid candidates to estimate their probable scores before the IAT Result 2026.
Also Read: IISER IAT Answer Key 2026 OUT, IISER Aptitude Test Provisional Answer Key PDF Link Active
iiseradmission.in IAT Answer Key & Response Portal 2026
The IAT 2026 Candidate Response Portal has been activated on the official website @iiseradmission.in. Candidates can log in to check the provisional answer key, their individual response sheet, and the question paper. The objection window will open soon for candidates who want to challenge the answer key. IAT 2026 is conducted by the IISERs for admission to the BS-MS dual degree program at IISER Pune, Bhopal, Kolkata, Mohali, Thiruvananthapuram, Berhampur, and Tirupati. The exam was held in online mode for thousands of students across the country.
IAT Candidate Response Portal – Direct Link
The Candidate Response portal for IAT 2026 is now active at iiseradmission.in. Candidates can log in using their User ID and Password to view their recorded responses against the provisional answer key. Click on the direct link provided below to access the IAT Candidate Response Portal.
Download IAT 2026 Response Sheet Link
How to Login to the IAT Candidate Response Portal 2026?
Candidates can easily access their response sheet and the answer key by visiting the official website, iiseradmission.in. After opening the site, they need to click on the “Candidate Response Portal for IAT 2026” link. They must enter their User ID, Password, and the Captcha code as shown. Check the steps below for better clarity.
Steps to Login to IAT Candidate Response Portal
- Visit the official website: iiseradmission.in.
- Click on the “Candidate Response Portal for IAT 2026” link on the homepage.
- Enter your User ID and Password on the login page.
- Type the Captcha numbers as shown in the image.
- Click on the “Login” button.
- Your Response Sheet and the Provisional Answer Key will be displayed on the screen. Download the PDF for future reference.
IISER IAT Response Sheet 2026
The IAT Response Sheet 2026 has been released by the IISERs along with the provisional answer key on June 9, 2026. Candidates can now access individual response sheets by logging into the official website iiseradmission.in using their User ID and Password. The response sheet allows students to view their recorded answers and compare them with the official answer key, enabling them to calculate their probable scores and raise objections if discrepancies are found.
How to Raise Objections to the IAT Answer Key?
If a candidate finds an incorrect answer in the IAT provisional key, they can submit an objection. The objection window opens on June 9, 2026, and closes on June 13, 2026. Valid supporting documents or proof must be uploaded while submitting objections.
Steps to Raise Key Objections for IAT Answer Key 2026
The objections must be submitted online through the same candidate response portal. The candidate has to provide:
- Question ID and number
- The answer given in the provisional key
- The correct answer (according to them)
- Proof or reference supporting the correct answer (e.g., from a standard textbook)
All objections submitted without valid proof will be rejected.
IAT Candidate Response Portal 2026 FAQs
Q1. What is the IAT Answer Key release date 2026?
Ans. The provisional answer key was displayed on June 7, 2026, and the portal opened on June 9, 2026.
Q2. Where can I access the IAT Candidate Response Portal 2026?
Ans. Candidates can access the portal from the official website @iiseradmission.in.
Q3. What details are required to log in to the IAT Response Portal 2026?
Ans. Candidates need their User ID and Password (created during registration) and the Captcha code.
Q4. What is the last date to raise objections against the IAT answer key?
Ans. Candidates can raise objections until June 13, 2026.
Q5. Is there a negative marking in IAT 2026?
Ans. No, there is no negative marking in the IAT exam. Each correct answer gets +3 marks, and incorrect answers get 0.
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