How to Become a CBI Officer | Step by Step Guide for Biginers

How to Become a CBI Officer

How to Become a CBI Officer is the most common Question in Today’s Youth of our Nation. Many of Indian youth are fascinated and attracted towards the JOB of CBI.Many People search everywhere and did not get the answer of the most common question How to Become a CBI Officer? Central Bureau of Investigation is a premier investigating agency of the country which enjoys the trust of the people, Parliament, Judiciary and the Government.

To become an agent of CBI, you must appear the examinations performed by UPSC. This is called the combined graduate examination. This examination is carried out once a year for the post of police sub-inspectors at the Central Investigation Bureau. The eligibility criterion is graduation with 50 percent of marks. In addition, the candidate’s age must not exceed 25 years. Application forms and other details are published in the employment bulletin in October.

CBI recruits candidates through direct recruitment, deployment, promotion of seniority, or limited review of departmental competence. All direct recruitment of Group C posts to sub-inspectors, officers and subordinates of the lower division is done through the Personnel Selection Committee (SSC).

Procedure for entering CBI as a sub-inspector:
Sub-inspectors are recruited through the combined SSC diploma examination (CGLE), followed by a medical examination and a personal interview.

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(CBI) Central Bureau of Investigation is a premier investigating agency of the country which enjoys the trust of the people, Parliament, Judiciary and the Government.

Director, CBI as Inspector General of Police, Delhi Special Police Establishment, is responsible for the administration of the organisation.

As on date, CBI has the following Divisions:

  1. Anti-Corruption Division
  2. Economic Offences Division
  3. Special Crimes Division
  4. Directorate of Prosecution
  5. Administration Division
  6. Policy & Coordination Division
  7. Central Forensic Science Laboratory

Click Here to Know Indian Police Service (IPS) Salary and other Government Facilities

CBI Officer  Eligibility:

  • The candidates should be graduates in any discipline. The candidates should have taken the graduation from an institution which is recognised and also reputed in all respects.
  • The candidate’s eligibility criteria’s will also vary according to the type of posts for which one is applying to.
  • The candidates should be between 20 to 27 years of Age.
  • There is an age relaxation in case of the SC/ST candidates which is 5 years and for OBC candidates it is 3 years.

Click here to know how to do Effective self-study for UPSC Examinations 

Physical standards required for CBI exam:

  • Height:

165 centimetres for MEN

150 centimetres for WOMEN

  • Chest:

No criteria for women in this parameter

For men, it should be 76 cms with expansion.

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There is preliminary exam followed by mains exam and personality test.


Preliminary exam


          PaperNo. Of questionsMarksDuration
General intelligence and general awareness 100100 120 mins
 Arithmetic ability100100120 mins


Mains exam

General studies1003 hours
English1002 hours 20 mins
Arithmetic2004 hours
Language1002 hours 20 mins
Communication Skill and writing2002 hours 20 mins

Followed by the mains exam there will be the personality test.

Click here to know the Preration Tips for School and College Students

Click here to know the latest Vacancies available in CBI Team.

CBI Online

You can file your complaint by post, fax or in person. Superintendent of Police is in charge of at least one CBI office of every state of India.


Hi Guys, I am Sandeep Co-founder of IASpaper and UPSCToday Staying in Mumbai (India) and pursuing graduation in Computer Science and Engineering from Mumbai University. I love helping Aspirants. You may join me on Facebook

11 thoughts on “How to Become a CBI Officer | Step by Step Guide for Biginers

  • December 26, 2016 at 12:42 pm

    currently i m a student of 12.In march 2017 i will give my final paper with science stream..and continue my graduation as arts student..Please show me the path and guidelines to crack cbi exams and make my future in such line..please give me a best preparation strategy to achieve..

  • December 26, 2016 at 5:20 pm

    cbi like veiw,,,,,,,,job reqirment pieas help

  • January 27, 2017 at 3:41 pm

    May I know the exam dates…so that I can apply for the exam..

  • February 11, 2017 at 10:14 am

    My self Sylvester sneeden doing my dcom 1st year . I’m 20year hold. how can I join CBI….please let me kno 7022162675

    • August 25, 2017 at 7:23 pm

      i want to become cbi

  • September 17, 2017 at 10:35 am

    Myself Ankit Kumar
    Age-21year Old
    Education-B.Tech (C.S.E) 3rd Year
    Sir I want to become CBI after The final Of my B.Tech course….so plz Sir give Me suggestions how to prepare of CBI course…Thanq


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