RRB Ministerial & Isolated Categories Answer Key 2026 Out – Download Response Sheet PDF, Raise Objection, Calculate Marks, CEN 08/2025 Answer Key Link

The Railway Recruitment Boards (RRBs) have officially released the RRB Ministerial & Isolated Categories Answer Key 2026 for CEN No. 08/2025 on 31 July 2026.

Candidates who appeared in the Computer-Based Test (CBT) held on 14 and 15 July 2026 can now log in to the official answer key portal to download their provisional answer key, question paper, and response sheet.

The objection window is open from 31 July to 7 August 2026 (11:55 PM), allowing candidates to challenge any discrepancies by paying the prescribed fee. The final answer key will be released after reviewing all valid objections, and the CBT result will be prepared based on the revised answers.

Candidates can also use the provisional answer key to estimate their expected scores before the official results are announced.

RRB Ministerial & Isolated Categories Answer Key 2026 – Overview

Provisional Answer Key Released — CEN 08/2025 | Objection Window Open 31 July – 7 August 2026
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Particulars Details
Conducting Body Railway Recruitment Boards (RRBs), under Ministry of Railways, Government of India
Exam Name RRB Ministerial & Isolated Categories Examination 2026 (CEN No. 08/2025)
CBT Exam Dates 14 & 15 July 2026
Provisional Answer Key Release Date 31 July 2026
Objection Window 31 July 2026 (11:55 PM) to 7 August 2026 (11:55 PM)
Total Vacancies (as per notification) 312 posts (Ministerial & Isolated Categories combined)
Selection Process Computer-Based Test (CBT) → Skill/Performance/Translation Test (post-specific) → Document Verification → Medical Examination
Answer Key Login Portal rrb.digialm.com
Official Website indianrailways.gov.in (+ respective Zonal RRB websites)

RRB Ministerial & Isolated Categories Answer Key 2026 — Important Dates

Event Date
Online Application Start Date 30 December 2025
Online Application Last Date 29 January 2026 (11:59 PM)
Last Date for Fee Payment 31 January 2026 (11:59 PM)
Application Modification Window 01 February 2026 to 10 February 2026 (₹250/- per occasion, non-refundable)
e-Call Letter (Admit Card) Release 4 days before respective exam date
Exam City/Date Intimation 10 days before respective exam date
CBT Exam Dates 14 – 15 July 2026
Provisional Answer Key Release 31 July 2026
Objection Window Opens 31 July 2026 (11:55 PM)
Objection Window Closes 7 August 2026 (11:55 PM)
Final Answer Key Release To be notified (after objection review)
CBT Result Declaration To be notified (based on final answer key)

Direct Download Links

  • Download Provisional Answer Key / Response Sheet: Click Here
  • Login required with Registration Number and Date of Birth / Password

CEN 08/2025 Vacancy Details (Background)

The CEN 08/2025 notification covers 312 vacancies across various Ministerial and Isolated Category posts under Indian Railways at Pay Levels 2, 6, and 7. Some key posts, along with qualification requirements, are listed below. This is not an exhaustive list — candidates should refer to the official CEN 08/2025 notification PDF for the complete post-wise and RRB-wise vacancy breakup.

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Post Name Educational Qualification
Junior Translator (Hindi) Master’s degree in Hindi or English with Hindi and English as compulsory subjects at undergraduate level
Staff and Welfare Inspector Bachelor’s degree with a Diploma or LLB specializing in Labour Laws
Chief Law Assistant Law degree with minimum 3 years of standing practice as a pleader at the bar
Lab Assistant Grade III (Chemist & Metallurgist) 10+2 with Physics and Chemistry, plus a Diploma/Certificate in Laboratory Technology
Senior Publicity Inspector Degree/Diploma in Public Relations, Advertising, Journalism, or Mass Communication with 2 years relevant experience
Publicity Prosecutor Degree/Diploma in Public Relations, Advertising, Journalism, or Mass Communication
Scientific Assistant/Training (Psychology) Master’s degree in Psychology with 1 year of relevant experience

How to Download the RRB Ministerial & Isolated Categories Answer Key 2026?

  • Visit the official website of your respective RRB region, or use the common answer key portal link given above
  • Look for the link titled “CEN No. 08/2025 – Ministerial and Isolated Categories Answer Key 2026” under Latest Updates / Answer Key / Objection section
  • Click the link — it will redirect to the login page
  • Enter your Registration Number and Date of Birth / Password in the login fields
  • Click “Login” to view your recorded responses, question paper, and the provisional answer key
  • Use the “Save/Print” option to download the answer key and response sheet as a PDF

Tip: Take a printout of both the answer key and your response sheet for offline review and to cross-check against your objections later.

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How to Calculate Marks Using the RRB MI Answer Key?

The RRB Ministerial & Isolated Categories CBT carries 100 marks for 100 questions. Use the marking scheme below to estimate your probable score:

Response Type Marks
Correct Answer +1 Mark
Incorrect Answer -1/3 (0.33) Mark Deducted
Unattempted Question 0 Marks (No penalty)
Formula: Total Marks = (Number of Correct Answers × 1) − (Number of Wrong Answers × 0.33)

How to Raise Objections Against the RRB MI Answer Key 2026?

  • Log in to the official answer key portal using your Registration Number and Date of Birth / Password
  • Locate the “Raise Objection” or “Challenge Answer Key” option on your dashboard
  • Select the specific Question ID and the answer option you believe is correct
  • Upload a valid justification or supporting reference (textbook page, authoritative source, etc.) for each challenged question — objections without proof are not considered
  • Pay the objection fee of ₹50 per question (plus applicable bank charges) via Debit Card, Credit Card, UPI, or Net Banking
  • Submit the form and save the confirmation/acknowledgement for future reference

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Objection Fee Details

Particulars Details
Fee per Question Challenged ₹50 + applicable Bank Service Charges
Refund Policy Fee refunded (minus bank charges) if objection is found valid
Objection Window 31 July 2026 (11:55 PM) to 7 August 2026 (11:55 PM)
Payment Modes Debit Card, Credit Card, UPI, Net Banking
Note: Objections submitted after the closing date, or through email/post, will NOT be entertained under any circumstances.

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Selection Process After the Answer Key Stage

  • Stage 1 – CBT (Computer-Based Test): 100 questions, 100 marks, with negative marking of 0.33 per wrong answer — the stage this answer key relates to
  • Stage 2 – Skill/Performance/Translation Test: Post-specific — e.g. a Translation Test for Junior Translator posts, Typing/Skill Test for certain Ministerial posts
  • Stage 3 – Document Verification (DV): Shortlisted candidates must produce original certificates for education, category, age, and identity proof
  • Stage 4 – Medical Examination: As per Railway medical standards applicable to the post

Note: Final selection/merit will be based on the CBT result (computed using the Final Answer Key, not the provisional one) combined with performance in the post-specific skill test where applicable.

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Important Instructions for Candidates

  • Only the provisional answer key is currently available — scores calculated using it are estimates only, not final
  • The final answer key will be released only after review of all valid objections received during the window
  • The official CBT result will be based on the final answer key, not the provisional one — do not treat your self-calculated score as confirmed
  • Use only official RRB regional websites or the authorized login portal (rrb.digialm.com) to access the answer key — avoid unofficial third-party links for login, as these can be phishing attempts
  • Keep your Registration Number and Date of Birth/Password handy before attempting to log in
  • Since CEN 08/2025 is a common notification across all RRB zones, always check the specific regional RRB website (based on your exam city/RRB you applied under) in addition to the common portal

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List of RRB Zonal Websites (for CEN 08/2025 Updates)

CEN 08/2025 is a common notification issued jointly by all 21 Railway Recruitment Boards. Candidates should check the website of the RRB region under which they applied for zone-specific instructions and notices:

  • RRB Ahmedabad — rrbahmedabad.gov.in
  • RRB Ajmer — rrbajmer.gov.in
  • RRB Allahabad/Prayagraj — rrbald.gov.in
  • RRB Bangalore — rrbbnc.gov.in
  • RRB Bhopal — rrbbhopal.gov.in
  • RRB Bhubaneswar — rrbbbs.gov.in
  • RRB Bilaspur — rrbbilaspur.gov.in
  • RRB Chandigarh — rrbcdg.gov.in
  • RRB Chennai — rrbchennai.gov.in
  • RRB Gorakhpur — rrbgkp.gov.in
  • RRB Guwahati — rrbguwahati.gov.in
  • RRB Kolkata — rrbkolkata.gov.in
  • RRB Malda — rrbmalda.gov.in
  • RRB Mumbai — rrbmumbai.gov.in
  • RRB Muzaffarpur — rrbmuzaffarpur.gov.in
  • RRB Patna — rrbpatna.gov.in
  • RRB Ranchi — rrbranchi.gov.in
  • RRB Secunderabad — rrbsecunderabad.gov.in
  • RRB Siliguri — rrbsiliguri.gov.in
  • RRB Thiruvananthapuram — rrbthiruvananthapuram.gov.in
  • RRB Jammu-Srinagar — rrbjammu.nic.in

Note: Verify the exact URL on a search engine before visiting, as domain names occasionally change; always cross-check against the “official website” link listed in your admit card/e-call letter.

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important links

Download Answer Key / Response Sheet click here (Objections open till 7 Aug 2026)
Indian Railways Official Website click here
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Frequently Asked Questions (FAQs)

Q1. When was the RRB Ministerial & Isolated Categories Answer Key 2026 released?
The provisional answer key was released on 31 July 2026, following the CBT conducted on 14 and 15 July 2026.

Q2. Where can I download the RRB MI Answer Key 2026?
Candidates can view and download it from their respective RRB regional website or the common login portal, using their Registration Number and Date of Birth.

Q3. How do I calculate my marks using the answer key?
Add 1 mark for every correct answer and deduct 0.33 marks for every wrong answer to estimate your total score out of 100.

Q4. What is the objection fee for the RRB MI Answer Key 2026?
₹50 per question challenged, plus applicable bank charges. The fee is refunded if the objection is found valid.

Q5. What is the last date to raise objections?
The objection window closes on 7 August 2026 at 11:55 PM.

Q6. Will marks calculated from the provisional key be my final score?
No. The provisional key only gives an estimate. The official result will be computed strictly from the final answer key, released after objections are reviewed.

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