The Railway Recruitment Boards (RRBs) have formally announced the RRB Isolated Categories Syllabus 2026, as part of Centralised Employment Notification (CEN) No. 09/2026. This extensive recruitment drive aims to fill 191 vacancies spanning seven distinct posts: Junior Translator (Hindi), Chief Law Assistant, Public Prosecutor, Senior Publicity Inspector, Staff and Welfare Inspector, Scientific Assistant (Training), and Lab Assistant Grade III (Chemist & Metallurgist). To succeed, applicants must familiarize themselves with the post-wise Professional Ability syllabus, the Computer Based Test (CBT) structure, negative marking policies, and the respective selection phases.
Based on the official curriculum, the recruitment process for Isolated Categories primarily relies on a single-stage Computer Based Test (CBT). This exam features 100 objective questions for a maximum of 100 marks, to be completed in 90 minutes. For non-translator roles, the examination assesses post-specific Professional Ability alongside Mathematics, General Intelligence and Reasoning, General Awareness, and General Science. Meanwhile, candidates aiming for the Junior Translator (Hindi) post will face a unique language-centric CBT, followed by a qualifying Translation Test. For complete post-wise examination directives, candidates are advised to consult the detailed CEN 09/2026 notification.
RRB Isolated Categories Syllabus 2026 Overview
Because the RRB Isolated Categories recruitment targets specialized roles, candidates require varying professional and educational backgrounds. While foundational subjects remain consistent across most roles, the Professional Ability section is uniquely tailored to the candidate’s chosen post.
| Particulars | Details |
| Recruitment Authority | Railway Recruitment Boards (RRBs) |
| Recruitment Name | RRB Isolated Categories Recruitment 2026 |
| Notification Number | CEN 09/2026 |
| Total Vacancies | 191 |
| Number of Posts | 7 Categories |
| Examination Mode | Computer Based Test (CBT) |
| Question Type | Objective Multiple-Choice Questions |
| Total Questions | 100 |
| Maximum Marks | 100 |
| Standard CBT Duration | 90 Minutes |
| Duration for Eligible Scribe Users | 120 Minutes |
| Negative Marking | 1/3 Mark for Each Incorrect Answer |
| Post-Specific Professional Ability | 50 Marks for Posts Other Than Junior Translator (Hindi) |
| Translation Test | Applicable to Junior Translator (Hindi) |
| Further Stages | Document Verification and Medical Examination |
| Official Website | rrbapply.gov.in |
RRB Isolated Categories Exam Pattern 2026
The structural framework of the CBT places heavy emphasis on the Professional Ability section. For all posts excluding the Junior Translator (Hindi), this specialized segment constitutes exactly half of the examination’s total marks.
The remaining 50 marks evaluate General Awareness, General Intelligence and Reasoning, Mathematics, and General Science. Achieving a competitive score requires comprehensive preparation in both the specialized domain and these common foundational subjects.
| Subject | Questions | Marks |
| Professional Ability | 50 | 50 |
| General Awareness | 15 | 15 |
| General Intelligence and Reasoning | 15 | 15 |
| Mathematics | 10 | 10 |
| General Science | 10 | 10 |
| Total | 100 | 100 |
RRB Isolated Categories Exam Duration and Negative Marking 2026
The standard CBT is conducted over a 90-minute period, though candidates utilizing an eligible scribe are granted 120 minutes in accordance with standard rules. Every question in the exam carries a weight of one mark.
Negative marking is enforced, penalizing incorrect responses by deducting one-third of a mark per wrong answer. Test-takers should refrain from blind guessing to avoid severe consequences to their overall score.
| Examination Rule | Details |
| Total Questions | 100 |
| Maximum Marks | 100 |
| Correct Answer | +1 Mark |
| Wrong Answer | -1/3 Mark |
| Unattempted Question | 0 Mark |
| Standard Duration | 90 Minutes |
| Eligible Scribe Users | 120 Minutes |
RRB Isolated Categories Syllabus 2026 – Common Subjects
For non-translator roles, the standard CBT incorporates Mathematics, General Intelligence and Reasoning, General Awareness, and General Science.
Applicants can tackle these core sections by brushing up on school-level academic concepts, engaging with railway-specific practice materials, and reviewing current events. Conversely, the Professional Ability segment demands dedicated study aligned with the candidate’s specific job profile.
RRB Isolated Categories Mathematics Syllabus 2026
The standard CBT’s Mathematics portion comprises 10 questions worth 10 marks, testing candidates on foundational numerical skills and mathematical application. The curriculum highlights the following subjects:
- Number Systems and BODMAS
- Decimals and Fractions
- LCM and HCF
- Ratio and Proportion
- Percentages
- Mensuration
- Time and Work
- Time and Distance
- Simple and Compound Interest
- Profit and Loss
- Algebra
- Geometry and Trigonometry
- Elementary Statistics
- Square Roots
- Age Calculations
- Calendar and Clock
- Pipes and Cisterns
Candidates should emphasize problem-solving speed and accuracy. Frequent arithmetic practice will significantly lower the risk of calculation errors during the exam.
RRB Isolated Categories General Intelligence and Reasoning Syllabus
Consisting of 15 questions in the standard CBT, this section probes a candidate’s analytical agility, logical mindset, and ability to interpret intricate relationships. Topics include:
- Analogies
- Alphabetical and Number Series
- Coding and Decoding
- Mathematical Operations
- Relationships
- Syllogism
- Jumbling
- Venn Diagrams
- Data Interpretation and Sufficiency
- Conclusions and Decision Making
- Similarities and Differences
- Analytical Reasoning
- Classification
- Directions
- Statement, Arguments and Assumptions
Preparation should extend across various reasoning formats rather than dwelling on a single category. Engaging with analytical problems, coding puzzles, and logical statements will refine test-taking familiarity.
RRB Isolated Categories General Awareness Syllabus 2026
Worth 15 marks in the standard setup, General Awareness tests an applicant’s grasp of notable national and international events. The syllabus covers:
- Current Affairs
- Indian Geography
- Indian Culture and History
- Indian Freedom Movement
- Indian Polity and Constitution
- Indian Economy
- Environmental Issues Concerning India and the World
- Sports
- General Scientific Developments
- Technological Developments
A strong approach combines static general knowledge with recent news, particularly advancements in technology, economics, sports, governance, and science.
RRB Isolated Categories General Science Syllabus 2026
Valued at 10 marks (10 questions), the General Science component expects candidates to demonstrate knowledge up to the Class 10 CBSE standard.
| Subject | Syllabus Level |
| Physics | Class 10 CBSE Level |
| Chemistry | Class 10 CBSE Level |
| Life Sciences | Class 10 CBSE Level |
Revisiting core scientific terminology, principles, and real-world applications through standard secondary-school texts is highly recommended.
RRB Isolated Categories Post Wise Syllabus 2026
The recruitment’s standout attribute is the specialized Professional Ability syllabus, representing 50 marks in the standard CBT. The specialized requirements differ substantially based on the chosen job profile.
The subjects outlined below adhere to the published CEN 09/2026 notification. Test-takers should cross-reference these with the official annexures to verify topic-specific question breakdowns.
RRB Junior Translator (Hindi) Syllabus 2026
The Junior Translator (Hindi) position utilizes a distinct CBT format emphasizing language proficiency across Hindi and English, supported by fundamental computer knowledge, basic arithmetic, reasoning, and general knowledge.
Exactly 50% of the paper zeroes in on linguistic competence, presenting 30 questions in Hindi and 20 in English. The remainder of the paper spans the other general subjects.
| Section | Questions | Marks |
| Hindi Language | 30 | 30 |
| English Language | 20 | 20 |
| General Knowledge, Reasoning, Simple Arithmetic and Basic Computers | 50 | 50 |
| Total | 100 | 100 |
RRB Junior Translator Hindi Language Topics
Candidates are assessed on vocabulary, sentence structures, and grammar rules. Practice should involve word formation and meaning recognition.
- समानार्थी शब्द
- पर्यायवाची शब्द
- विलोम शब्द
- प्रत्यय
- उपसर्ग
- संधि विच्छेद
- मुहावरे और लोकोक्तियाँ
- तत्सम और तद्भव
- वाक्यांश के लिए एक शब्द
- शब्द और वाक्य शुद्धि
RRB Junior Translator English Language Topics
The English segment targets vocabulary, sentence sequencing, grammatical structures, and translation-based comprehension.
- Synonyms and Antonyms
- Translation into Hindi
- Suffixes and Prefixes
- Phrases and Idioms
- Arrangement of Words in Proper Sequence
- Pronouns, Verbs and Tenses
- Articles, Prepositions and Conjunctions
- Adjectives and Adverbs
- Question Tags
- Active and Passive Voice
As stated in the curriculum, the Hindi language questions are delivered in Hindi, while English language questions are presented in English. The detailed language-paper directions can be found in the official notification.
RRB Junior Translator Translation Test 2026
Applicants aiming for the Junior Translator (Hindi) role are mandated to pass a Translation Test subsequent to the CBT. This phase evaluates the capability to translate effectively between English and Hindi.
Selection guidelines dictate that up to ten times the total number of vacancies may be invited for the Translation Test, based entirely on CBT merit and specific reservation protocols.
| Particulars | Details |
| Post | Junior Translator (Hindi) |
| Test | Translation Test |
| Shortlisting Ratio | Up to 10 Times the Vacancies |
| Qualifying Marks | 60% |
| Nature | Qualifying |
| Final Merit Basis | CBT Marks, Subject to Qualifying the Translation Test |
Examinees must refine their grammar, sentence formulation, terminology, and translation precision. While this test is qualifying in nature, falling short of the required marks will result in disqualification from the process.
RRB Staff and Welfare Inspector Syllabus 2026
For the Staff and Welfare Inspector, the Professional Ability questions dive into labor welfare, industrial relations, wage laws, social security, workplace conditions, and administration.
| Topic | Indicative Questions |
| Industrial Relations | 9-11 |
| Social Security | 9-11 |
| Wages | 9-11 |
| Conditions of Work | 7-10 |
| Basics of Computers | 3-5 |
| Right to Information Act | 2-4 |
| New Pension Scheme | 1-3 |
The curriculum heavily features trade unions, industrial disputes, provident funds, standing orders, maternity benefits, employees’ state insurance, gratuity, mines, factories, access to information, and fundamental computer applications. Candidates should study these welfare provisions and labor-law statutes extensively. Keep in mind that topic counts are indicative.
RRB Chief Law Assistant Syllabus 2026
The Chief Law Assistant test focuses on administrative, constitutional, civil, commercial, labor, and criminal laws. Candidates must possess practical knowledge of statutory provisions and their applications.
| Professional Ability Topic | Indicative Questions |
| Indian Constitution | 3-5 |
| Administrative Law | 2-3 |
| Jurisprudence | 3-4 |
| Law of Torts | 2-3 |
| Hindu Law | 3-4 |
| Code of Civil Procedure | 5-7 |
| Bharatiya Nagarik Suraksha Sanhita | 2-3 |
| Bharatiya Nyaya Sanhita | 2-3 |
| Bharatiya Sakshya Adhiniyam, 2023 | 2-3 |
| Indian Contract Act, 1872 | 2-3 |
| Limitation Act, 1963 | 2-3 |
| Specific Relief Act, 1963 | 1-2 |
| Indian Partnership Act, 1932 | 1-2 |
| Arbitration and Conciliation Act, 1996 | 2-3 |
| Consumer Protection Act | 1-2 |
| Protection of Human Rights | 1-2 |
| Transfer of Property Act | 2-3 |
| Right to Information Act | 1-2 |
| Company Law | 2-3 |
| Labour Laws | 3-5 |
Both procedural and substantive laws are tested. Future law assistants should review the most current forms of legislation as listed in the syllabus.
RRB Public Prosecutor Syllabus 2026
The curriculum for the Public Prosecutor evaluates evidence, criminal procedure, the administration of justice, railway-specific statutes, and criminal law.
| Professional Ability Topic | Indicative Questions |
| Legal Concepts – Person, Property, Ownership, Possession, Rights and State | 3-4 |
| Criminology and Penology | 3-4 |
| General Principles of Crime | 3-4 |
| General Exceptions under Bharatiya Nyaya Sanhita | 5-7 |
| Offences Against the Human Body | 3-4 |
| Offences Against Property and Other Offences | 5-7 |
| Criminal Justice Administration | 5-7 |
| Principles of Evidence under Bharatiya Sakshya Adhiniyam | 5-7 |
| Constitutional Rights of Accused and Arrested Persons | 5-7 |
| Bharatiya Nagarik Suraksha Sanhita | 5-7 |
| Railway Protection Force Act, Railways Act and Railway Property Legislation | 5-7 |
Test-takers should rigorously review the legal parameters surrounding prosecution, investigation, criminal liability, statutory principles, and railway-related offenses.
RRB Senior Publicity Inspector Syllabus 2026
For the Senior Publicity Inspector position, the Professional Ability examination spans public relations, mass communication, advertising, journalism, social media, and communication theory.
| Professional Ability Topic | Indicative Questions |
| Communication – History, Tools, Types, Theories and Processes | 12-15 |
| Mass Communication – Journalism, Ethics, Theories and Public Opinion | 12-15 |
| Advertising – Campaigns, Brand Management, Laws and Agencies | 10-13 |
| Public Relations – Media Relations, Event and Crisis Management | 10-13 |
| Social Media – Blogs and Digital Platforms | 3-5 |
Applicants should explore media management, advertising techniques, public communication models, journalism ethics, and digital platform applications.
RRB Scientific Assistant (Training) Syllabus 2026
The Scientific Assistant (Training) role assesses applied behavioral science, psychological principles, testing methodologies, and statistical analysis.
| Professional Ability Topic | Indicative Questions |
| Basic Psychological Processes | 7-8 |
| Psychology of Personality | 5-7 |
| Counselling and Training | 6-8 |
| Research Methodology | 6-8 |
| Test Construction and Standardisation | 6-8 |
| Statistical Methods in Psychology | 6-8 |
| Applied Psychology | 6-8 |
Key areas of study should include perception, attention, motivation, memory, intelligence, counselling, ANOVA, validity, sampling, correlation, hypothesis testing, and regression.
RRB Lab Assistant Grade III Syllabus 2026
The Professional Ability segment for the Lab Assistant Grade III (Chemist & Metallurgist) heavily emphasizes metallurgy, chemistry, material and mechanical testing, coating processes, and non-destructive evaluations.
| Professional Ability Topic | Indicative Questions |
| Mechanical Testing – Tensile, Impact, Bend and Load Deflection Tests | 4-8 |
| Testing Equipment and Machines | 3-6 |
| Steel, Cast Iron, Non-Ferrous Metals, Rubber, Plastics and Composites | 6-8 |
| Estimation of Elements in Steel and Cast Iron | 2-3 |
| Testing of Non-Ferrous Metals and Alloys | 2-4 |
| Electroplating and Testing of Electroplated Components | 2-5 |
| Painting Schedules and Paint Defects | 2-4 |
| ROZ Primer, Synthetic Enamels and PU Paint Testing | 2-4 |
| Testing of Rubber, Wood, Adhesives, PVC, Plywood, Foam and FRP | 3-6 |
| Oils, Lubricants and Grease Testing | 3-5 |
| X-Ray, Gamma Ray and Radiography Testing | 2-5 |
| Ultrasonic Testing | 2-4 |
| Magnaflux and Dye Penetrant Testing | 2-3 |
Candidates must familiarize themselves with laboratory procedures, material characteristics, equipment utility, and the industrial applications of these testing methods.
RRB Isolated Categories Minimum Qualifying Marks 2026
To remain in contention, candidates must meet baseline qualifying percentages based on their specific community. These figures are strictly eligibility thresholds and do not represent the final recruitment cut-offs.
| Category | Minimum Qualifying Marks |
| Unreserved (UR) | 40% |
| Economically Weaker Section (EWS) | 40% |
| Other Backward Classes – Non-Creamy Layer | 30% |
| Scheduled Caste (SC) | 30% |
| Scheduled Tribe (ST) | 25% |
In situations where there is a shortage of candidates against reserved vacancies, PwBD candidates may receive a relaxation of two marks, according to the published rules. Ultimately, actual shortlisting will likely demand scores well above these minimum benchmarks.
RRB Isolated Categories Selection Process 2026
Recruitment for these isolated posts flows through a highly structured procedure involving the CBT, subsequent post-specific assessments (if applicable), Document Verification, and a Medical Examination.
| Stage | Selection Process |
| Stage 1 | Computer Based Test (CBT) |
| Stage 2 | Translation Test for Junior Translator (Hindi), where applicable |
| Stage 3 | Document Verification |
| Stage 4 | Medical Examination |
Stage 1 – Computer Based Test: Candidates undergo the primary objective-type CBT, graded strictly against the post’s established marking scheme. Should the exam run across multiple shifts, a formal normalization procedure will be utilized for shortlisting scores.
Stage 2 – Translation Test for Junior Translator: Shortlisted Junior Translator candidates must pass this qualifying assessment, which mandates a minimum qualifying standard of 60%. While it does not supersede CBT scores for final merit, it remains an indispensable qualifying step.
Stage 3 – Document Verification: Successful candidates are called to produce original records based on a 1:1 vacancy-based shortlisting ratio. Reporting instructions will be detailed by the respective RRB.
Stage 4 – Medical Examination: To finalize recruitment, applicants must pass medical fitness standards specifically aligned with their chosen role as detailed in CEN 09/2026.
RRB Isolated Categories Post Wise Vacancy Details 2026
The CEN 09/2026 recruitment drive spans an aggregate of 191 vacancies across seven specific titles.
| Post Name | Vacancies |
| Junior Translator (Hindi) | 79 |
| Lab Assistant Grade III (Chemist & Metallurgist) | 36 |
| Staff and Welfare Inspector | 27 |
| Public Prosecutor | 21 |
| Chief Law Assistant | 17 |
| Senior Publicity Inspector | 8 |
| Scientific Assistant (Training) | 3 |
| Total | 191 |
How to Download RRB Isolated Categories Syllabus PDF 2026?
Candidates can seamlessly access the official curriculum and verify all topics by downloading the CEN 09/2026 notification annexures.
- Visit the official Railway Recruitment Board website for your region.
- Open the recruitment notifications section.
- Find CEN 09/2026 – Isolated Categories.
- Open the detailed recruitment notification.
- Locate the Computer Based Test examination pattern and syllabus sections.
- Find the relevant post-wise Professional Ability syllabus annexure.
- Check the general subjects, qualifying marks and negative marking rules.
- Download the notification PDF for future reference.
Confirm that the document downloaded strictly corresponds to the CEN 09/2026 cycle.
RRB Isolated Categories Exam Preparation Tips 2026
Since Professional Ability dictates 50% of the standard CBT, applicants must weave a focused study approach that balances specialty knowledge with core subjects.
- Read the post-specific syllabus before selecting study materials.
- Prepare the Professional Ability section systematically, topic by topic.
- Revise Mathematics and Reasoning through regular practice.
- Study current affairs and important general-awareness topics.
- Revise Class 10 Physics, Chemistry and Life Sciences for General Science.
- Attempt objective-type practice questions for every subject.
- Practise full-length CBT mock tests within the 90-minute time limit.
- Review incorrect answers to improve accuracy and limit negative marking.
- For Junior Translator, practise Hindi-English language proficiency and translation separately.
RRB Isolated Categories Syllabus 2026 Official Notification PDF
For absolute clarity on eligibility criteria, marking structures, and the syllabus framework, the official CEN 09/2026 notification is the definitive document. Ensure you check local regional RRB domains if a document fails to open.
RRB Isolated Categories CEN 09/2026 Notification PDF
RRB Isolated Categories Syllabus 2026 Important Links
| Particulars | Links |
| RRB Isolated Categories CEN 09/2026 Notification PDF | Click Here |
| RRB Recruitment Website | Click Here |
