A police officer whose rank comes under an inspector or some head constables is sub-inspector of police. Sub-inspector is the lowest ranking officer who can file a charge sheet in court under Indian police rules and regulations. Subordinates can only investigate a case on behalf of sub-inspector and cannot file a charge sheet.


Sub-inspector ranking is above an Assistant sub-inspector and below the inspector. Most of the candidates, who have high educational qualifications than other low ranking police officers, are directly selected for the post of sub-inspector of police. In this case, directly selected sub-inspector in charge is mentioned as the principal sub-inspector.


To become sub-inspector, candidates must apply for SI Examination first. This exam is conducted by the Staff Selection Commission. Only graduated candidates are eligible to apply for this examination. In this examination, the first candidates have to clear the Physical Endurance Test.


Eligible candidates must go under the process of Physical Endurance Test (PET). Candidates who have cleared Physical Endurance Test will be called for Written Examination and after clearing the written exam candidates have to attend the interview and medical examination. Candidates who will get selected in the interview and medical examination will be taken to their training modules.


Some points of eligibility which is necessary to keep in mind while applying for this post are mentioned below:

To become the Sub Inspector in the Department of Indian Police, one must have an Indian Citizenship.

The minimum educational qualification to become Police Sub-inspector is Bachelor degree (Must be graduate) in any discipline with 50% marks from a recognized university / Institute.


Those individuals who’re passing put from the 12th standard will not be eligible to get the SI Jobs in Police Department.

Applier’s age must be resided in between 20 to 25 years as on the last date of official notification.

Candidates must have a Height of 170 cm with Chest of 80-85 cm to get the Sub Inspector Recruitment in Police Department.

Exam Pattern

To become the Sub Inspector of Police SI or PSI, Candidates will have to undergo the following tests. The overall performance of the applicants will be judged for final recruitment on the basis of these processes.

Written Examination

The written exam consists of 2 papers for 200 Marks (100 Marks each).

Physical Endurance Test qualified candidates to have to pass the written examination with at least 50% marks in each written paper (excluding Interview) and 55% marks in aggregate (including Interview).

The SC/ST candidates will be permissible for concession up to 5% marks as per Govt. of India instructions.


Total 20 Marks is set for the interview round.

The Candidates, who acquire the required passing marks in written examination, will be called for Interview to check personal bearing, response, aptitude, a general level of intelligence etc.

Physical Standards

Contenders who are found eligible on verification of documents will go for Height, Chest (for male candidates only) and Weight measurements. Those who do not fulfill the Physical Measurement Tests requirement will disqualify from the selection process and will not be allowed to appear in further tests.

Medical Standards

Candidates shortlisted in order of merit will be put through a Detailed Medical Examination to review their fitness. All the candidates are medically examined by the Medical Officer of the CAPFs or any other Medical Officer.

Final Merit List

Finally, after the completion of all processes, the Commission will draw up an All India Merit List.

In the order of list as many candidates are found qualified, they are recommended for the appointment up to the number of vacancies.

Age Limit

The upper age limit as prescribed above will be relaxed only in the following cases:-

Up to a maximum of 05 years, for ST

Up to a maximum of 3 years, for OBC

Relaxation in the upper age limit is admissible up to 40 years (43 years for OBC, 45 years for SCs/STs) for departmental candidates of Police.