The Railway Recruitment Boards (RRBs) released the provisional Answer Key for the Ministerial & Isolated Categories Examination 2026 (CEN No. 08/2025) on 31 July 2026. The answer key follows the Computer-Based Test (CBT) held on 14 and 15 July 2026 for various Ministerial and Isolated Category posts in Indian Railways. Candidates can view their responses, calculate their probable score, and raise objections against the provisional key before the given deadline.
Download RRB Ministerial & Isolated Categories Answer Key 2026
RRB Ministerial & Isolated Categories Answer Key 2026 – Quick Overview
- Exam: RRB Ministerial & Isolated Categories Examination 2026 (CEN 08/2025)
- Conducting Body: Railway Recruitment Boards (RRBs)
- CBT Exam Dates: 14 & 15 July 2026
- Answer Key Release: 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
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 |
| Last Date for Fee Payment | 31 January 2026 |
| 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) |
RRB Ministerial & Isolated Categories Recruitment 2026: Vacancy Details
The CEN 08/2025 notification covers 312 vacancies across various Ministerial and Isolated Category posts. Some of the posts under this recruitment, along with their qualification requirements, are listed below. This is not necessarily an exhaustive list of every post under the notification — candidates should refer to the official CEN 08/2025 notification PDF for the complete post-wise and RRB-wise vacancy breakup.
| 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 a minimum of 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 or Diploma in Public Relations, Advertising, Journalism, or Mass Communication with 2 years of relevant experience |
| Publicity Prosecutor | Degree or Diploma in Public Relations, Advertising, Journalism, or Mass Communication |
| Scientific Assistant/Training | Master’s degree in Psychology with one 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 portal link.
- Look for the notification link titled “CEN No. 08/2025 – Ministerial and Isolated Categories Answer Key 2026” under the Latest Updates or Answer Key/Objection section.
- Click the link, which 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.
Candidates are advised to take a printout of both the answer key and their response sheet for offline review.
How to Calculate Marks Using the RRB MI Answer Key?
The RRB Ministerial & Isolated Categories CBT carries 100 marks for 100 questions. Use the following marking scheme to estimate your score:
- Correct Answer: +1 mark
- Incorrect Answer: -1/3 (0.33) mark deducted
- Unattempted Question: 0 marks
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 incorrect.
- 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 Rs. 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.
Objection Fee Details
| Particulars | Details |
|---|---|
| Fee per Question Challenged | Rs. 50 + applicable Bank Service Charges |
| Refund Policy | Fee refunded (minus bank charges) if the 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 |
Objections submitted after the closing date, or through email/post, will not be entertained.
Important Instructions
- Only the provisional answer key is currently available; scores calculated using it are estimates, not final.
- The final answer key will be released after review of all valid objections received during the window.
- The official result will be based on the final answer key, not the provisional one.
- Use only official RRB regional websites or the authorized login portal to access the answer key — avoid unofficial third-party links for login.
- Keep your Registration Number and Date of Birth/Password handy before attempting to log in.
RRB Ministerial & Isolated Categories Answer Key 2026 – Important Links
| Particulars | Link |
|---|---|
| Download Answer Key / Response Sheet | Click Here |
| Indian Railways Official Website | indianrailways.gov.in |
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