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  5. RRB - 312 Isolated Categories Online Form 2025

RRB - 312 Isolated Categories Online Form 2025

Posted: 28 Apr 26
Updated: 2026-04-28 03:53:49…

Railway Recruitment Boards (RRB), under the Ministry of Railways, Government of India, has released Centralised Employment Notice CEN 08/2025 for recruitment to eight posts under the Isolated Categories across Zonal Railways and Production Units — including Chief Law Assistant, Public Prosecutor, Junior Translator (Hindi), Senior Publicity Inspector, Staff and Welfare Inspector, Scientific Assistant (Training), Lab Assistant Grade III (Chemist & Metallurgist), and Scientific Supervisor (Ergonomics & Training).

Eligible candidates with qualifications ranging from 12th pass with Science subjects to Post Graduate degrees in relevant disciplines can apply online through any one official RRB website of their choice. Selection is through a Single Stage Computer Based Test, followed by a Translation Test (for Junior Translator post only), Document Verification, and a Railway Medical Examination.

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RRB logo

Railway Recruitment Boards (RRB)

Isolated Categories Various Posts 2025

CEN 08/2025

📅 Important Dates₹ Fee
  • ●Start Date : 30/12/2025 00:00
  • ●Last Date : 29/01/2026 23:59
  • ●Fee Last Date : 31/01/2026 23:59
  • ●Notification Date : 20 Dec. 2025
  • ●Modification Window Opens : 01 Feb. 2026
  • ●Modification Window Closes : 10 Feb. 2026
  • ●Scribe Registration Window Opens : 11 Feb. 2026
  • ●Scribe Registration Window Closes : 15 Feb. 2026
  • General/OBC/EWS : ₹500
  • SC/ST/PWD : ₹250
  • Female : ₹250
  • Ex-Servicemen : ₹250
  • Payment Mode : Online
  • Application Mode : Online
👥 Total Posts🎂 Age
312
  • Age as on 01-01-2026; varies by post: 18-30 (Lab Asst), 18-32 (Public Prosecutor), 18-33 (JT/SPI/SWI), 18-35 (Sci Asst/Supervisor), 18-40 (Chief Law Asst)
  • SC/ST: +5 years; OBC-NCL: +3 years
  • Ex-Servicemen: UR/EWS +3 yrs; OBC-NCL +6 yrs; SC/ST +8 yrs (after deducting service); PwBD: UR/EWS +10 yrs; OBC +13 yrs; SC/ST +15 yrs
  • Serving Railway employees (min. 3 yrs service): max age UR/EWS 40 yrs; OBC-NCL 43 yrs; SC/ST 45 yrs
  • Age Calculator →
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🎓 Qualification Details
Sr.Post NamePostsAgeQualification
1Chief Law Assistant2218-40
  • LLB (Degree in Law, 3 Yrs Bar Practice)
2Public Prosecutor718-32
  • LLB (Graduate, 5 Yrs Advocate at Bar)
3Junior Translator (Hindi)20218-33
  • Post Graduate (Hindi or English Medium)
  • Diploma (Translation Hindi-English / 2 Yrs Exp)
4Senior Publicity Inspector1518-33
  • Degree (Any)
  • Diploma (PR / Advertising / Journalism / Mass Comm)
5Staff and Welfare Inspector2418-33
  • Degree (Any)
  • Diploma/LLB/MBA (Labour Laws / HR / Personnel Mgmt)
6Scientific Assistant (Training)218-35
  • Post Graduate (Psychology, Second Class)
7Lab Assistant Gr.III (Chemist & Metallurgist)3918-30
  • 12th (Physics & Chemistry)
8Scientific Supervisor (Ergonomics & Training)118-35
  • Post Graduate (Psychology / Physiology, Second Class)
👥 Vacancy Details (Caste-wise)
Post NameURSCSTOBC-NCLEWSTotal
Chief Law Assistant10235222
Public Prosecutor320207
Junior Translator (Hindi)8329155718202
Senior Publicity Inspector13101015
Staff and Welfare Inspector16213224
Scientific Assistant (Training)101002
Lab Assistant Gr.III (Chemist & Metallurgist)22438239
Scientific Supervisor (Ergonomics & Training)100001
Vacancies provisional; may increase/decrease per Railway Administration needs
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₹ Pay Scale & Salary
Sr.Post NameLevel
1Chief Law AssistantLevel 7
2Public ProsecutorLevel 7
3Junior Translator (Hindi)Level 6
4Senior Publicity InspectorLevel 6
5Staff and Welfare InspectorLevel 6
6Scientific Assistant (Training)Level 6
7Lab Assistant Gr.III (Chemist & Metallurgist)Level 2
8Scientific Supervisor (Ergonomics & Training)Level 7
✅ Selection Process
Sr.StageDescription
1
Single Stage CBT
• 100 objective Qs, 90 minutes total • 50 Professional Ability + 50 general subjects • 1/3 mark deducted per wrong answer
2
Translation Test (Junior Translator Hindi only)
• Qualifying test; 10x vacancies shortlisted • Minimum 60% qualifying marks required • Final merit based on CBT marks only
3
Document Verification & Medical Examination
• Based on CBT/TT merit order • Original documents mandatory • Railway medical fitness test compulsory
📚 Exam Pattern / Syllabus
Sr.SubjectQuestionsMarksDuration
1Professional Ability (All posts except JT Hindi)505090 min (combined)
2General Awareness1515—
3General Intelligence and Reasoning1515—
4Mathematics1010—
5General Science1010—
6Hindi Language (JT Hindi CBT)30——
7English Language (JT Hindi CBT)20——
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🔗 Important Links
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Frequently Asked Questions

What is the last date to apply for Isolated Categories Various Posts?
The last date to apply is 29 January 2026. Candidates are advised to apply well before the deadline.
How many vacancies are there for Isolated Categories Various Posts?
RRB has announced 312 vacancies for Isolated Categories Various Posts 2025.
What is the age limit for Isolated Categories Various Posts?
The age limit is Age as on 01-01-2026; varies by post: 18-30 (Lab Asst), 18-32 (Public Prosecutor), 18-33 (JT/SPI/SWI), 18-35 (Sci Asst/Supervisor), 18-40 (Chief Law Asst), SC/ST: +5 years; OBC-NCL: +3 years, Ex-Servicemen: UR/EWS +3 yrs; OBC-NCL +6 yrs; SC/ST +8 yrs (after deducting service); PwBD: UR/EWS +10 yrs; OBC +13 yrs; SC/ST +15 yrs, Serving Railway employees (min. 3 yrs service): max age UR/EWS 40 yrs; OBC-NCL 43 yrs; SC/ST 45 yrs. Age relaxation is applicable as per government norms.
What is the application fee?
Application fee: General/OBC/EWS - ₹500, SC/ST/PWD - ₹250, Female - ₹250, Ex-Servicemen - ₹250. Payment mode: Online.
What are the educational qualifications required?
Required qualifications: 12th, Diploma, Degree, LLB, Post Graduate.
Where can I get official notification for Isolated Categories Various Posts?
The official notification is available on Railway Recruitment Boards website: https://rrb.gov.in. You can also check updates on Sarkarify.com for the latest information.

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