OPSC OCS Answer Key 2026 Out - Download GS Paper 1 & CSAT PDF, Raise Objection by 22 June

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• Updated June 13, 2026 10:19 AM
• by Abisha Muthukumar

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OPSC OCS Answer Key 2026 - Overview

• The table below summarises all key details related to the OPSC OCS Prelims Answer Key 2026 at a glance.

How to Download OPSC OCS Answer Key 2026

• Candidates can download the OPSC OCS Prelims Answer Key 2026 from the official website by following the steps below. The answer key is available in PDF format for both GS Paper 1 and CSAT Paper 2.
• Visit the official website of Odisha Public Service Commission at opsc.gov.in.
• On the homepage, navigate to the "What's New" or Notifications section.
• Click on the link titled "Odisha Civil Services Examination 2025 (Advt. No. 05 of 2025-26) - Objection/Suggestion to Questions/Answers Invitation Notice."
• The answer key PDF will open on the screen.
• Match your recorded responses with the correct answers provided.
• Download and save the PDF for future reference.
• Alternatively, candidates can use the direct download link provided at the top of this article.

How to Calculate Your Score Using OPSC OCS Answer Key 2026

• Once the answer key is downloaded, candidates can estimate their probable prelims score using the formula below. This helps assess chances of qualifying for the Mains examination before the official result is declared.
• Score Calculation Formula:
• Score = (Total Correct Answers × 1) - (Total Incorrect Answers × 0.33)
• Steps to calculate:
• Count all your correct answers from the answer key.
• Multiply that count by 1 to get your positive marks.
• Count all your incorrect answers.
• Multiply that count by 0.33 and subtract from your positive marks.
• Do not add or deduct anything for unattempted questions.
• Separately verify you have scored at least 33% in CSAT Paper 2.
• Compare your estimated score with expected OPSC OCS cutoff figures.

How to Raise Objections Against OPSC OCS Answer Key 2026

• Along with the provisional answer key release, OPSC has opened an objection window for candidates who believe any answer is incorrect. Candidates must submit supporting evidence from authentic, original sources. The last date to raise objections is 22 June 2026 by 12:00 Noon on the portal opscechayan.in.
• Steps to Submit Objections:
• Visit the objection portal at opscechayan.in.
• Click on the "Submit Objection" link.
• Enter your PPSAN Number and Date of Birth, and select the exam name.
• Select the question(s) you wish to challenge.
• Upload at least 2 pieces of evidence from original/authentic published sources.
• Click on the "Verify" tab and submit your objection.
• Download the acknowledgement receipt for future reference.

Q6. How many objection documents are required for each question challenged?

• Candidates must submit a minimum of 2 pieces of evidence from original/authentic sources in support of each objection raised.