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CAT 2025 Answer Key Challenge Starts Today, How to Raise Objections

The CAT 2025 Answer Key Challenge starts today, giving candidates time till December 10 to review the provisional key and submit objections online. Check your response sheet, raise challenges with valid proof, and get a fee refund if your objection is accepted.
authorImageSiddharth Pandey8 Dec, 2025
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CAT answer key

CAT 2025 Answer Key Challenge Window: The provisional answer key for CAT 2025, along with each candidate’s individual response sheet, has been released on the official website, iimcat.ac.in. The CAT 2025 Answer Key Challenge Window opens on 8 December 2025 at 12:00 PM and the last time to submit objections is 10 December 2025, by 11:55 PM. During this period, candidates can access the answer key and their response sheet via login on the official portal, iimcat.ac.in. 

CAT 2025 Answer Key Challenge Window

Candidates can access the CAT 2025 Answer Key Challenge Window through the official portal, iimcat.ac.in, using their CAT login credentials. Once logged in, aspirants can view their individual response sheets alongside the provisional answer key, compare answers, and submit objections for any discrepancies they find. 

The challenge window is open for a short period from 8 December 2025 at 12:00 PM to 10 December 2025 at 11:55 PM, allowing candidates to raise objections, upload supporting documents, and pay the required fee. After submission of challenges, the panel of experts will review them, and the final answer key will be released after considering valid objections, forming the basis for the CAT 2025 results. Access the official challenge window directly via the CAT website to ensure your objections are submitted on time.

CAT 2025 Answer Key Challenge Window (Active Soon)

CAT 2025 Answer: How to Raise Objections?

If you find any mismatch or error in the official CAT 2025 answer key against the answers you marked in the exam, here’s how you can raise an objection:

  1. Visit the official CAT website and log in using your CAT user ID and password.

  2. Navigate to the “Objection Form” (or “Objection Management”) section.

  3. Select the section and question number for which you want to raise an objection.

  4. Provide a clear reason or explanation, and upload supporting documents or reference materials to justify the objection.

  5. Pay the required objection fee for each question challenged.

  6. Submit the form and keep a copy of the confirmation for future reference.

CAT 2025 Answer Key Challenge Fee & Refund Policy

Candidates need to submit the challenge fee online, and the refund is processed if the objection is accepted:

  • The fee to challenge one question in the provisional answer key is Rs. 1,200 per question.

  • Payment must be done online (debit/credit card, net banking, etc.).

  • If your objection is accepted, the authorities will refund your fee.

  • If the objection is rejected, the fee will not be refunded.

  • Once submitted, objections can’t be edited or changed, so double-check before you submit.

CAT 2025 Answer Key Challenge Starts Today FAQs

Who can challenge the CAT 2025 answer key?

Any candidate who appeared for CAT 2025 can challenge - as long as they submit the objection within the defined period (8–10 Dec 2025) using their login credentials.

Can I challenge multiple questions?

Yes, you can raise objections to any number of questions. There is no cap on the number of objections per candidate.

What kind of evidence is needed for an objection?

You should provide valid supporting proof - for example, reference from standard textbooks, official definitions, or credible sources that contradict the answer key. Documents must be uploaded when submitting the challenge.

If my objection is accepted, how long will it take to get the refund?

Typically, the refund will be processed within 5 to 7 working days after acceptance of the objection.

What happens after I submit an objection?

Once objections are submitted, a panel reviews them. If found valid, the provisional answer key will be revised and a final answer key will be released. Final CAT results will then be prepared based on this final key.
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