RRB Ministerial & Isolated Categories Answer Key 2026: CEN 08/2025 Response Sheet and Objection Portal
Railway Recruitment Board — Indian Railways
📌 Quick Information Overview
| Organization / University | Railway Recruitment Board |
|---|---|
| Exam / Course Name | Ministerial & Isolated Categories |
| Update Category | Answer Key & Objections |
| Status | ARCHIVED |
| Official Portal | https://indianrailways.gov.in/ |
Executive Summary & Key Facts
The Railway Recruitment Board has published the provisional Answer Key along with the question paper and response sheets for Ministerial & Isolated Categories (All India). Candidates who appeared in the test can cross-check their marked responses with the official key to compute their estimated scores. In case of any discrepancies, candidates may submit online objections within the stipulated challenge window accompanied by prescribed proof. Detailed instructions and direct objection links are available below.
📅 Ministerial & Isolated Categories - Important Dates & Schedule
| Exam Date | 14 Jul 2026 |
|---|
📝 Ministerial & Isolated Categories - Detailed Notification Guide
Overview of RRB Ministerial & Isolated Categories 2026 Answer Key
The Railway Recruitment Boards (RRB) have officially released the provisional answer key for the Ministerial & Isolated Categories Examination (CEN No. 08/2025). Candidates who appeared for the Computer-Based Test (CBT) held on July 14 and 15, 2026, can now access their individual response sheets and the provisional answer key via the official portal.
Objection Window Details
Candidates can review the provisional keys and submit objections if they identify discrepancies. The objection window is time-bound and must be completed within the specified period.
| Event | Date & Time |
|---|---|
| Answer Key Release | 31 July 2026 |
| Objection Window Start | 31 July 2026 (11:55 PM) |
| Objection Window Close | 7 August 2026 (11:55 PM) |
How to Access the RRB Response Sheet
- Navigate to the official RRB candidate login portal.
- Enter your Registration Number and Date of Birth/Password.
- Once logged in, your question paper, recorded responses, and the provisional answer key will be displayed.
- Download and save the PDF for future reference.
Marking Scheme and Score Calculation
The CBT consisted of 100 questions. Use the following criteria to estimate your score:
- Correct Answer: +1 mark
- Incorrect Answer: -0.33 mark
- Unattempted: 0 marks
Formula: (Total Correct × 1) - (Total Incorrect × 0.33) = Estimated Score
Raising Objections
If you identify a question or answer option that is technically incorrect, follow these steps:
- Log in to the objection portal.
- Identify the specific Question ID.
- Provide a valid justification or reference source for the challenge.
- Pay the prescribed fee of Rs. 50 per question via the available online payment modes.
- If an objection is found to be valid, the fee will be refunded after deducting bank charges.