RRB Isolated Categories Answer Key 2026 has been released on 31 July 2026. Download the CBT response sheet PDF, check objection dates, marking scheme, and qualifying marks.
RRB Isolated Categories Answer Key 2026
The Railway Recruitment Board (RRB) has released the RRB Isolated Categories Answer Key 2026 on 31 July 2026 for the Computer-Based Test (CBT) conducted under CEN 08/2025. Candidates who appeared in the examination held on 14 and 15 July 2026 can now download their answer key, response sheet, and question paper to estimate their scores before the declaration of the final result.
The answer key allows candidates to compare their recorded responses with the official answers. Candidates who find any discrepancy in the provisional answer key can also raise objections within the prescribed dates.
RRB Isolated Categories Answer Key 2026: Overview
| Particular | Details |
|---|---|
| Organization | Railway Recruitment Board (RRB) |
| Advertisement No. | CEN 08/2025 |
| Exam Name | RRB Isolated Categories CBT 2026 |
| Answer Key Release Date | 31 July 2026 |
| Exam Date | 14 & 15 July 2026 |
| Mode of Answer Key | Online |
| Objection Window | 31 July to 7 August 2026 (11:55 PM) |
| Login Credentials | Registration Number & Date of Birth |
| Official Website | rrb.indianrailways.gov.in |
RRB Isolated Categories Answer Key 2026 Download Link
The Railway Recruitment Board has activated the online link to download the RRB Isolated Categories Answer Key 2026, response sheet, and question paper on its official website.
Candidates can access their response sheet using:
- Registration Number
- Date of Birth
- Captcha Code
Candidates are advised to download the response sheet well before the objection window closes.
How to Download RRB Isolated Categories Answer Key 2026?
Follow these simple steps to download the answer key:
- Visit the official RRB website.
- Click on the CEN 08/2025 CBT Response Sheet & Answer Key link.
- Enter your Registration Number and Date of Birth.
- Complete the captcha verification.
- Click on the Login button.
- Your response sheet and answer key will appear on the screen.
- Download the PDF and save it for future reference.
Details Mentioned on the Response Sheet
Candidates should carefully verify the following details:
- Candidate Name
- Registration Number
- Roll Number
- Exam Date
- Shift Details
- RRB Zone
- Question ID
- Candidate’s Response
- Correct Answer
- Status (Correct/Incorrect/Unattempted)
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Raise Objection Against RRB Answer Key 2026
Candidates who are not satisfied with any official answer can submit objections through the online portal.
Objection Dates
31 July 2026 to 7 August 2026 (11:55 PM)
Objection Fee
Rs. 50 per question
The fee will be refunded if the objection is accepted by the Railway Recruitment Board.
Steps to Raise Objection
Candidates can submit objections by following these steps:
- Login to the official RRB portal.
- Open the Answer Key & Response Sheet section.
- Click on Raise Objection.
- Select the question you want to challenge.
- Upload supporting documents or references.
- Pay the objection fee online.
- Submit the objection before the deadline.
Once submitted, objections cannot be modified.
RRB Isolated Categories Marking Scheme 2026
Candidates can calculate their expected score using the following marking scheme.
| Response | Marks |
|---|---|
| Correct Answer | +1 |
| Incorrect Answer | -1/3 |
| Unattempted Question | 0 |
Total Marks: 100
Minimum Qualifying Marks
Candidates must secure the following minimum qualifying percentage:
| Category | Minimum Marks |
|---|---|
| General (UR) | 40% |
| EWS | 40% |
| OBC (NCL) | 30% |
| SC | 30% |
| ST | 25% |
Meeting the minimum qualifying marks does not guarantee selection, as final selection depends on merit and category-wise cut-off.
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What After the RRB Isolated Categories Answer Key?
After the objection window closes, RRB will examine all the objections submitted by candidates. If any objection is found valid, the final answer key will be revised accordingly.
Based on the final answer key, RRB will declare:
- CBT Result
- Category-wise Cut Off
- Merit List
- Shortlisting for the next stage (where applicable)
Depending on the post applied for, shortlisted candidates may be called for:
- Stenography Skill Test (SST)
- Translation Test (TT)
- Performance Test (PT)
- Teaching Skill Test (TST)
- Document Verification
- Medical Examination
FAQs
Is the RRB Isolated Categories Answer Key 2026 released?
Yes. The RRB Isolated Categories Answer Key 2026 was released on 31 July 2026.
What login credentials are required to download the answer key?
Candidates need their Registration Number and Date of Birth to access the response sheet.
What is the last date to raise objections?
Candidates can submit objections till 7 August 2026 (11:55 PM).
What is the objection fee?
The objection fee is Rs. 50 per question, which is refundable if the objection is accepted.
Is there negative marking in the RRB Isolated Categories CBT?
Yes. One-third (1/3) mark is deducted for every incorrect answer.
What happens after the final answer key is released?
RRB will announce the result, category-wise cut-off, merit list, and further selection process based on the final answer key.