The Bihar Police Constable (Special Branch) Examination is a highly competitive recruitment test conducted to select capable and dedicated candidates for the intelligence and security wing of the Bihar Police. The Special Branch plays a vital role in maintaining internal security, gathering intelligence, preventing anti-national activities, and ensuring law and order across the state. This examination is designed to assess candidates’ mental ability, general awareness, and understanding of current affairs, which are essential for intelligence-based policing.
Through this exam, the Bihar Police aims to recruit alert, disciplined, and responsible individuals who can handle sensitive information and contribute to the safety of citizens. The selection process generally includes a written examination, followed by physical and document verification stages. Candidates who qualify are trained to work in surveillance, intelligence collection, and security operations. Therefore, the Bihar Police Constable (Special Branch) Exam serves as an important gateway for aspirants who wish to serve the nation by strengthening Bihar’s internal security system.
Bihar Police CSBC Constable Exam Overview Table
| Feature | Details |
| Exam Name | Bihar Police Constable (Special Branch) Exam 2026 |
| Conducting Body | Central Selection Board of Constable (CSBC) |
| Advertisement No. | 01/2026 |
| Total Vacancies | 83 (UR: 34, SC: 13, ST: 1, EBC: 15, BC: 10, EWS: 8, BC Women: 2) |
| Salary Level | Pay Level-3 (₹21,700 — ₹69,100) |
| Application Dates | Start: 06.02.2026 |
| Qualification | Intermediate (10+2) passed |
| Age Limit | 18-25 years (General). Relaxations: up to 27 for BC/EBC males, 28 for BC/EBC females, 30 for SC/ST |
| Selection Process | Written Exam (2 Papers) Physical Standard Test (PST) Document Verification |
| Official Website | csbc.bihar.gov.in |
Bihar Police CSBC Constable: Exam Pattern
The selection relies heavily on the Written Examination, which acts as the primary filter. The written test is objective (OMR-based) and consists of two separate papers.
Key Exam Rules:
| Parameter | Details |
| Standard | Class 10th (Matric) level |
| Negative Marking | 0.25 marks deducted for every wrong answer |
| Qualifying Marks | Minimum 30% aggregate required |
| Merit Basis | Based only on Main Written Exam marks |
Paper I: Language & Logic (100 Marks | 90 Minutes)
| Section | Subject | Marks |
| Part i | Reasoning and Analytical Ability | 50 Marks |
| Part ii | English Grammar, Comprehension & Translation | 30 Marks |
| Part iii | Hindi Grammar | 20 Marks |
| Total | 100 Questions | 100 Marks |
Paper II: General Knowledge & Aptitude (100 Marks | 90 Minutes)
| Section | Subject | Marks |
| Part i | General Studies & Current Events | 50 Marks |
| Part ii | Mathematics & Quantitative Aptitude | 30 Marks |
| Part iii | General Knowledge of Bihar | 20 Marks |
| Total | 100 Questions | 100 Marks |
Bihar Police CSBC Constable: Note on Physical Test (PST)
Candidates who clear the written exam (approx. 3 times the vacancies) are called for PST. Unlike previous constable exams, no marks are awarded for physical efficiency; it is qualifying in nature. You simply need to meet the height and chest measurements.
| Category | Height (Male) | Height (Female) | Chest (Male Only) |
|---|---|---|---|
| General (Gen) | 165 cm | 155 cm | 81 – 86 cm |
| Backward Class (BC) | 165 cm | 155 cm | 81 – 86 cm |
| Extremely Backward Class (EBC) | 160 cm | 155 cm | 81 – 86 cm |
| SC / ST | 160 cm | 155 cm | 79 – 84 cm |
Preparation Tips
| Subject | Preparation Strategy | Recommended Focus Areas |
| Reasoning (50 Marks) | This is the highest weightage section in Paper I. Practice analytical reasoning daily. Solve puzzles and seating arrangements to build speed. | • Coding-Decoding • Blood Relations • Series Completion • Syllogism • Analogies |
| General Studies (50 Marks) | Focus on current affairs from the last 6-8 months. For static GK, stick to standard 10th-level textbooks (NCERT/Bihar Board). | • National/International News • Indian History & Polity • Geography • General Science (Physics/Chem/Bio) |
| English (30 Marks) | Do not ignore English. 30 marks is decisive. Focus on grammar rules and basic vocabulary. Read simple English editorials daily. | • Reading Comprehension • Antonyms/Synonyms • Prepositions & Articles • Translation (Hindi to English) |
| Mathematics (30 Marks) | The level is Matric (10th). Focus on arithmetic. Speed is key here. Memorize squares, cubes, and percentage-to-fraction tables. | • Percentage & Profit/Loss • Simple/Compound Interest • Time & Work • Mensuration (2D/3D) |
| Bihar GK (20 Marks) | Specific knowledge of the state is mandatory. Read a dedicated Bihar GK book (like Crown or Imtiaz Ahmed). | • Bihar History (Freedom Struggle) • Bihar Geography (Rivers/Soils) • Bihar Budget & Census 2011 |
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