The GATE 2026 Answer Key Challenge process has officially commenced. The exam conducting authority, IIT Guwahati, activated the GATE 2026 answer key objection window on February 25, 2026. Candidates who appeared for the Graduate Aptitude Test in Engineering (GATE) 2026 can now raise objections against the provisional answer key through the official website gate2026.iitg.ac.in.
Earlier, the GATE 2026 provisional answer key along with the response sheet was released on February 22, 2026. Using these, candidates can evaluate their responses and challenge any discrepancies found in the official answers.
GATE 2026 Answer Key Challenge – Important Dates
Candidates can check the complete schedule for the GATE 2026 answer key challenge below:
| Event | Date |
|---|---|
| GATE 2026 Provisional Answer Key Release | February 22, 2026 |
| GATE 2026 Answer Key Objection Window | February 25 to February 28, 2026 |
| GATE 2026 Response Sheet Release | February 2026 |
| GATE 2026 Final Answer Key Release | February 2026 |
| GATE 2026 Result Declaration | March 19, 2026 |
GATE 2026 Objection Fee Details
Before submitting objections, note the fee structure:
- Rs.500 per question (Indian candidates)
- $10 per question (NRI candidates)
Payment must be made online through:
- Credit card
- Debit card
- Internet banking
The fee is non-refundable, even if your objection is rejected.
GATE 2026 Key Dates You Should Not Miss
Here are the important updates:
- GATE Exam Dates 2026: February 7, 8, 14 & 15, 2026
- Provisional Answer Key Release: February 22, 2026
- Response Sheet Release: February 2026
- Objection Window: February to early March 2026
- Final Answer Key: Before result declaration
- Result Date: March 19, 2026
Missing the objection deadline means you lose the opportunity to challenge any error.
Who Can Raise Objections?
Any candidate who appeared for the GATE 2026 exam and finds discrepancies in:
- Answer options
- Correct answer marked
- Question framing
can raise objections through the official portal.
How to Submit Objection Online for GATE 2026
Follow this carefully to avoid errors during submission:
- Visit gate2026.iitg.ac.in.
- Login using your Enrollment ID/Email ID and Password.
- Click on the “Contest Answer Key” link.
- Select the question you want to challenge.
- Upload supporting documents in PDF format.
- Pay the required fee online.
- Review and submit your objection.
Always download and save the confirmation receipt after payment.
Common Mistakes to Avoid
- Submitting objections without valid reference proof.
- Waiting until the last day to apply.
- Uploading unclear or incomplete documents.
- Challenging questions without verifying from standard textbooks.
Careless submissions may lead to rejection.