CBI Full Form

CBI Full Form: Central Bureau of Investigation

published on
Jul 2, 2024
4 Min REad
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Have you ever wondered what the acronym CBI stands for? If you're a young professional looking to explore career opportunities in India, understanding the full form of CBI and its significance can be highly beneficial.


What is CBI full form?

The full form of CBI is the Central Bureau of Investigation. It is a premier investigative agency in India and operates under the jurisdiction of the Ministry of Personnel, Public Grievances, and Pensions.

The CBI is headquartered in New Delhi and has branches across the country. It acts as an independent body and is responsible for upholding justice and ensuring accountability in public administration.


History and Scope of the CBI

The Central Bureau of Investigation (CBI) was established on April 1, 1963, by a resolution of the Ministry of Home Affairs. Initially, it was set up as the Special Police Establishment to investigate corruption cases. Over the years, its scope expanded, and in 1965, it was renamed the Central Bureau of Investigation.

Today, the CBI has become one of India's most prominent investigating agencies with nationwide jurisdiction. Its scope includes investigating complex cases involving corruption at various levels, economic offences such as fraud and scams, special crimes like terrorism, and organised crime syndicates, as well as cases referred to it by state governments or courts.


Key Functions of the CBI

  1. Investigating Corruption: The CBI probes corruption cases against public servants at all levels.
  2. Economic Offences: It investigates financial frauds, money laundering, bank scams, stock market manipulation, etc.
  3. Special Crimes: The CBI takes up cases related to terrorism, human trafficking, cybercrime, and other special crimes.
  4. Public Sector Fraud: It investigates frauds and irregularities in public sector organisations.
  5. Inter-State Organised Crime: The CBI tackles cases involving organised crime syndicates operating across state borders.
  6. Anti-Corruption Training: The agency conducts training programmes to educate officials on anti-corruption measures.
  7. International Cooperation: The CBI coordinates with foreign agencies in matters of mutual legal assistance and extradition.
  8. Forensic Science Support: It has a dedicated division that provides forensic support for investigations.
  9. Witness Protection: The CBI ensures the safety of witnesses and supports them during legal proceedings.
  10. Prosecution Services: It provides expert prosecution services in courts for cases it investigates.

How to Join CBI

  1. Direct Recruitment: The CBI conducts examinations for direct recruitment at various levels through the Staff Selection Commission (SSC) or Union Public Service Commission (UPSC). These exams include the Combined Graduate Level Examination (CGLE), the UPSC Civil Services Examination, etc.
  2. Deputation/Transfer: Officers from various police forces, armed forces, paramilitary forces, or other government departments can join the CBI on a deputation or transfer basis.
  3. Promotion/Internal Selection: Existing personnel within the CBI can be promoted or selected for higher-level positions based on their performance and experience.

Eligibility Criteria

  1. A bachelor's degree in any field from a recognised university or institution is required.
  2. The age limit is generally between 20 and 27 years for entry-level positions; age relaxations are provided for candidates from reserved categories.
  3. Candidates must meet the prescribed physical fitness standards set by the CBI.

Structure of the CBI

The Central Bureau of Investigation (CBI) has a well-defined structure with various divisions responsible for different aspects of its functioning. Here are some key divisions within the CBI:

  1. Central Forensic Science Laboratory: This division provides scientific support to investigations through forensic analysis of evidence.
  2. Economic Offences Division: It deals with cases related to financial frauds, money laundering, and economic offences.
  3. Special Crimes Division: This division handles cases involving terrorism, organised crime syndicates, cybercrime, etc.
  4. Anti-Corruption Division: It investigates corruption cases against public servants at all levels.
  5. Administration Division: This division is responsible for managing human resources, logistics, finance, and other administrative functions within the CBI.
  6. Directorate of Prosecution: It provides expert prosecution services in courts for cases investigated by the CBI.
  7. Policy and Coordination Division: This division formulates policies and coordinates inter-agency cooperation in matters related to investigations and intelligence sharing.
  8. Training Division: It conducts training programmes for officers to enhance their investigative skills and knowledge.

In addition to these divisions, various ranks within the CBI denote seniority and authority:

  1. Director
  2. Special Director
  3. Joint Director
  4. Deputy Inspector General
  5. Senior Superintendent of Police
  6. Superintendent of Police
  7. Additional Superintendent of Police
  8. Deputy Superintendent of Police
  9. Inspector
  10. Sub-Inspector

CBI Full Form: Unlock Your Potential

Understanding the full form of CBI and its significance in India is essential for those interested in a career in law enforcement or investigation. The Central Bureau of Investigation offers exciting opportunities to serve the nation and maintain integrity in public administration. Explore career-focused upskilling courses with WiZR to unlock your potential and embark on a rewarding professional journey.



1. Can I join CBI directly after completing my graduation?

Yes, you can join CBI directly after completing your graduation by appearing for recruitment exams conducted by the Staff Selection Commission (SSC).

2. What are some career options related to the field of investigation and law enforcement?

Some career options related to the field of investigation and law enforcement include becoming a detective, forensic scientist, intelligence analyst, or legal consultant.

3. How much do CBI officers earn?

CBI officers are classified under the Central Government pay scale, with salaries ranging from ₹56,100 to ₹2.2 lakhs per month, depending on the rank and experience.

4. How can WiZR help me in my career journey?

WiZR provides expert guidance on upskilling courses that can enhance your knowledge and skills in various fields, including investigation and law enforcement. It also provides financing options for various programmes and courses.

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