CBI Officer Examination

Last Updated:-Wednesday, March 29, 2023
Becoming an officer in the Central Bureau of Investigation ( CBI ) is a dream of many youths in India.

Though this elite investigation agency is popular among the public, most people do not know the selection procedure to become a CBI officer.

This article explains the various criteria, eligibility, exam pattern, and procedure to become a CBI officer.

Let us first check the steps to becoming a CBI officer after graduation.

How to Join CBI as an Officer?

Two different agencies conduct examinations to fill vacancies in CBI. They are UPSC and SSC.

You can become a CBI officer either through UPSC or SSC.

To become a group A officer in CBI, you must choose the Civil Service Examination conducted by UPSC and become an IPS officer. To join as Sub Inspector in CBI, you must clear the SSC CGL examination.

Name Of the Post Recruitment Agency
Group A Officer UPSC (Civil Service Examination)
Sub Inspector SSC CGL

How to Apply For CBI Sub Inspector Post?

To become an Officer in CBI, you must pass the Combined Graduate Level Examination (CGL ) conducted by Staff Selection Commission (SSC) every year.

SSC invites applications for the CGL examination every year, and you can apply on their official website.

It is a four-tier examination. The first two stages are online objective-type examinations.

The official website to get the SSC CGL notification:

The third stage is a descriptive type using pen and paper. The final step is document verification.

CBI Sub Inspector Exam Pattern

To become a Sub Inspector in the Central Bureau Of Investigation (CBI ), you must pass the SSC Combined Graduate Level Exam.

Let me explain the exam pattern. Four stages in the Combined Graduate Level Examination (CGL ) conducted by Staff Selection Commission (SSC).

You must pass all the exam stages to become a Sub Inspector in CBI.

The below chart will help you understand the CBI Sub Inspector recruitment exam pattern.

Exam Mode of Exam
Tier -I Computer-Based Objective Exam
Tier -II Computer-Based Objective Exam
Tier-III Descriptive Written Test
Tier -IV Computer Proficiency Test(CPT)/ Document Verification

Which Books will Help To Pass the CBI Recruitment Exam?

You must clear four tiers of SSC CGL examinations to get an appointment as a CBI officer. So, you should prepare well for each exam stage.

To score high marks and win those levels, I suggest practicing with the previous years' question papers.

Solving the previous year's question papers will help you understand the question pattern.

Many good publishers have Rank files based on the previous year's questions with solutions. You can buy them either from local bookstores or online.

Repeated Questions in CBI Objective Test

Tier 1 and Tier 2 exams in the CBI Sub Inspector test (SSC CGL) are objective types. You can expect questions from GK and Mental ability.

Some of the repeated questions based on previous years' question papers are:

Age Limit
The age limit to apply for Sub Inspector in the Central Bureau Of Investigation (CBI ) is 20-30 years.

For the OBC category, the upper age limit to join CBI as Sub Inspector is 33, and 35 for SC/ST category.

CBI Sub Inspector Eligibility Criteria

To become a CBI Officer by passing the SSC CGL examination, you must have the following qualifications.

  1. Education Qualification

    1. Must have a Bachelor's Degree from a Recognized University.

      Candidates appearing in the final year of their graduation can also apply.

      However, they must possess Essential qualifications on or before 01-August of the year of notification.

  2. Age Limit

    1. 20-30 for General Category

    2. 20-33 years for OBC Category

    3. 20-35 for SC/ST category

  3. Minimum Physical Eligibility Criteria

    To check the minimum physical eligibility, check the box provided below.

CBI Officer Salary

The salary scale of a Sub Inspector in CBI is 9300 – 34800 Indian Rupees per month, and the CBI Inspector lies within the Grade Pay of 4200 Rupees.

The total in-hand salary per month is 44000 Indian Rupees.

CBI Officer Examination Syllabus

You must appear for the SSC CGL examination to join the Central Bureau of Investigation. You have to follow the latest syllabus announced by the SSC.

Physical standards for the Post of CBI Sub Inspector

You should have the following physical eligibility (minimum height and weight, chest expansion, and eyesight).

Women and tribal candidates have some relaxation on minimum physical requirements.

The following chart will help you to understand it better.

  • For men - 165 cm
  • For women - 150 cm
  • Height relaxable for Hills-men and Tribal: 5 cm
Chest76 cm with expansion (There shall be no such requirement in case of female candidates)
  • Eye-sight (with or without glasses)
  • Distant vision: 6/6 in one and 6/9 in the other eye
  • Near vision 0.6 in one eye and 0.8 in the other eye

When Will They Conduct the Next CBI Officer Recruitment Examination?

The SSC CGL exam fee for general category male candidates is 100 Indian Rupees, and there is no fee for females and SC/ST category.

SSC will notify the date of the examination in the exam calendar.

Category CBI Sub Inspector Recruitment Notification 2023
Name of the Post Sub Inspector
Department Central Bureau of Investigation
Reported CBI SI Vacancies
CBI Officer Pay of Scale 9300 – 34800 Indian Rupees
CBI Officer 2023 Examination Date
CBI Officer 2023 Exam Cut Off Marks
SSC CGL 2023 Interview Date
CBI Officer Recruitment 2022 Rank List

About the Author

Alex George is working as one of the Directors of GJR Career Development. GJR Institute is one of the popular SSC CGL exam training institutes in India.

He provides advanced training for SSC aspirants in various cities in India. His team helped many to join CBI by clearing the SSC CGL examination.


  1. Praveen Kumar2:28 AM


    I am Praveen Kumar.I completed my 10th class.I want to become a CBI officer and it is my dream which course i want to take in inter.

    pls tell me sir/madam.

    reply pls...

    1. Hi Praveen, welcome to GJR Institute.

      To become a CBI Sub Inspector, you should appear for SSC CGL examination. You need a degree to appear for it.

      So, I suggest you take any UGC approved degree and then prepare for SSC CGL examination. Best of luck.


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