UPSC CSAT Provisional Answer Key 2026
The UPSC 2026 Prelims Answer Key for CSAT Paper 2 has been released after the successful completion of the UPSC Prelims 2026 examination held on 24 May 2026. Candidates can now review the official responses and submit objections through the representation portal if they find discrepancies in any question or answer provided by UPSC.
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UPSC CSE Event |
Date / Deadline |
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UPSC Prelims 2026 Exam Date |
May 24, 2026 |
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GS Paper I Timing |
9:30 AM – 11:30 AM |
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CSAT Paper II Timing |
2:30 PM – 4:30 PM |
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Provisional Answer Key Release |
May 27, 2026 |
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Last Date for QPRep Objections |
May 31, 2026, 6:00 PM |
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UPSC Prelims Result 2026 (expected) |
A few weeks post-exam |
How to Calculate UPSC 2026 CSAT Marks with the help of Provisional Answer Key
Candidates can use the Prelims 2026 Answer Key to estimate their expected score before the official result declaration. Calculating marks using the provisional answer key helps aspirants understand their qualifying chances for the Mains stage.
Here is how candidates can calculate their CSAT marks:
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Match your responses with the official provisional answer key
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Add marks for every correct answer
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Deduct marks for incorrect answers according to negative marking rules
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Leave unattempted questions without any deduction
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Calculate the final estimated score carefully
Since CSAT is a qualifying paper, candidates need to secure the minimum qualifying marks prescribed by UPSC.
How Candidates Can Challenge the Provisional Answer Key
After the release of the UPSC CSAT provisional answer key 2026, candidates will be allowed to submit objections through the dedicated Online Question Paper Representation Portal (QPRep).
Online Question Paper Representation Portal (QPRep)
Candidates must follow these steps while submitting representations for UPSC Prelims Answer Key 2026:
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Log in to the portal
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Select the relevant question
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Indicate the answer they believe is correct
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Provide a brief explanation
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Upload supporting references from three authentic sources
According to the Commission, objections for the UPSC Prelims 2026 examination can be submitted until May 31, 2026, at 6:00 PM.






