The Bihar Police CSBC Constable Examination is a highly sought-after recruitment process conducted by the Central Selection Board of Constable (CSBC) to appoint eligible candidates as Constables in the Bihar Police and other allied forces. This examination offers a promising opportunity for young aspirants who wish to serve in the state’s law-enforcement system and contribute to public safety and order.
The recruitment process is designed to assess candidates on both academic knowledge and physical fitness, ensuring the selection of disciplined, capable, and responsible individuals. It generally includes a written examination followed by physical efficiency and measurement tests, along with document verification. With job security, social respect, and a stable career structure, the Bihar Police Constable post attracts a large number of applicants every year. Proper understanding of the exam pattern, eligibility criteria, and selection process is essential for candidates aiming to succeed in this competitive examination.
Bihar Police CSBC Constable Recruitment Overview Table
| Feature | Details |
| Organization | Central Selection Board of Constables (CSBC), Bihar |
| Advertisement No. | 01/2026 |
| Post Name | Constable (Special Branch – General Closed Cadre) |
| Total Vacancies | 83 |
| Pay Scale | Level-3 (₹21,700 – ₹69,100) |
| Application Start Date | February 6, 2026 |
| Application End Date | March 5, 2026 |
| Application Fee | ₹100 for all categories |
| Official Website | https://csbc.bihar.gov.in |
Bihar Police CSBC Constable Exam Pattern
The selection process is divided into three primary stages: Written Examination, Physical Standard Test (PST), and Document Verification.
1. Written Examination Structure
The written exam consists of two objective-type papers, each lasting 90 minutes. The difficulty level is based on the 10th (Matric) standard.
| Paper | Subject | Questions/Marks | Negative Marking |
| Paper I | Reasoning (50), English (30), Hindi (20) | 100 Marks | 0.25 per wrong answer |
| Paper II | GS & Current Affairs (50), Maths (30), Bihar GK (20) | 100 Marks | 0.25 per wrong answer |
Note: Candidates must score a minimum of 30% in each paper separately to be eligible for the physical round.
2. Physical Standards (Qualifying)
No marks are awarded for physical measurements, but meeting these is mandatory.
| Category | Height (Min) | Chest (Min – Unexpanded) | Chest (Min – Expanded) |
| UR / BC (Male) | 165 cm | 81 cm | 86 cm |
| EBC (Male) | 160 cm | 81 cm | 86 cm |
| SC / ST (Male) | 160 cm | 79 cm | 84 cm |
| All Females | 155 cm | N/A | N/A |
All female candidates must weigh at least 48 kg.
Bihar Police CSBC Constable Syllabus
Paper I: Language & Reasoning
Duration: 90 Minutes | Total Marks: 100
| Subject | Marks | Topics/Scope (10th Standard Level) |
| Reasoning and Analytical Ability | 50 | Verbal and non-verbal reasoning, analogies, similarities and differences, spatial visualization, problem-solving, analysis, judgment, decision making, visual memory, and relationship concepts. |
| English Grammar, Comprehension & Translation | 30 | Basic grammar (Parts of speech, Tense, Active/Passive voice), reading comprehension of passages, and English-to-Hindi/Hindi-to-English translation. |
| Hindi Grammar (हिन्दी व्याकरण) | 20 | Fundamentals of Hindi grammar, including nouns, pronouns, verbs, adjectives, synonyms, antonyms, and sentence correction. |
Paper II: General Knowledge & Mathematics
Duration: 90 Minutes | Total Marks: 100
| Subject | Marks | Topics/Scope (10th Standard Level) |
| General Studies & Current Affairs | 50 | National and international current events, Indian History, Geography, Indian Polity, Economy, and General Science. |
| Mathematics & Quantitative Aptitude | 30 | Number systems, percentages, profit and loss, ratio and proportion, average, simple and compound interest, and basic geometry/mensuration. |
| General Knowledge of Bihar | 20 | History of Bihar, Geography of Bihar (rivers, climate), Bihar’s contribution to the freedom struggle, and current administrative/social affairs of the state. |
Important Exam Rules
- Negative Marking: For every incorrect answer, 0.25 marks will be deducted.
- Qualifying Criteria: You must score at least 30% marks in each paper separately to be considered for the Physical Standard Test (PST).
- Merit Basis: The final merit list is prepared based on the consolidated marks of both Paper I and Paper II (Main Written Exam).
Detailed Preparation Tips
Subject-Wise Study Strategy
| Subject | Focused Preparation Tips |
| Reasoning & Math | Practice logical puzzles and basic arithmetic (10th level). Focus on speed and accuracy to handle 80 combined questions across both papers. |
| Languages (Hindi/English) | Strengthen grammar, comprehension, and translation skills. Read local newspapers daily to improve vocabulary and sentence structure. |
| General Studies & GK | Focus on Current Affairs and specifically Bihar-centric General Knowledge (History, Geography, and Culture of Bihar). |
| Mock Tests | Solve OMR-based practice sets. Since the exam uses an Equi-Percentile normalization method for multiple shifts, consistency is key |
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