How to Join NIA: Eligibility, Posts, Salary

Many unidentified organizations in India are constantly on the alert for dangers both from within and without the country. In order to combat terrorism in the country, the National Investigation Agency has been established. In order to find out how to join the NIA, go here. To join the NIA, either as an officer or a non-gazetted officer, one can do so in a variety of ways.

Read this article to know everything you need to know about NIA, starting from its eligibility criteria to salary and some frequently asked questions among aspirants.

Role of the National Investigation Agency

Their primary goal is to combat terrorism within the country. The central government has granted them special powers. The Ministry of Home Affairs has direct control over the NIA officers.

They can conduct investigations in any state without the authorization of the state government under their extraordinary powers. Anywhere in the country, they can conduct their investigation without interruption from police or other armed persons. This organization was created to deal with potential internal security risks.

The National Investigation Officers can now work anywhere in the world, as long as they have a work visa. They will be able to take action with the same authority as a police officer. The results of any investigation are presented to the NIA court after they have been completed. A Judicial court exists within the NIA.

In terms of success, it is among the best in the country. Every year, the NIA compiles a list of the country’s most wanted individuals or groups and pursues each one.

Check: NSG selection process

The Headquarters of the NIA

New Delhi serves as the home base for the National Investigation Agency. However, there are numerous branches across India.

  • Kolkata
  • Lucknow
  • Mumbai
  • Guwahati
  • Kochi
  • Hyderabad
  • Both Jammu and Raipur

The National Investigation Agency has the following divisions. Through these branches or offices. For them, it is more convenient to operate throughout India.

In order to work at the NIA, you must pass the Staff Selection Commission’s CGL Entrance Exam (Combined Graduate Level) (SSC). The CGL test has four levels, each of which you must pass. After that, you’ll have to take a medical exam or other physical examination before being called in for an interview. You can join NIA after completing the training term.

Posts available in NIA

The National Investigation Agency’s (NIA) Sub-Inspector (SI) Job Profile includes both fieldwork and clerical labor. Training for the Sub Inspector in the NIA focuses on the following areas of investigation:

There are additional dangerous organizations to contend with for Sub-Inspectors, such as organized crime, multinational mafias, and terrorist groups.

NIA Eligibility Criteria

You must meet certain requirements in order to work for the NIA. The following are the requirements for becoming an NIA Officer.


There are two options for nationality.

Candidate must be an Indian national.

The subject of Nepal

Subject of Bhutan

A Tibetan Refugee arrived in India before January 1, 1962, and settled permanently.

One from any of the following countries: Buma, Sri Lanka; Pakistan; Uganda; Zambia; Vietnam; Ethiopia; Tanzania; Kenya; and Zaire.

Also Check How to Join IB

Age Limit

Candidates must be at least 18 years old to join NIA. From January 1, 2021, all applicants must be at least 30 years old.

The age relaxation as per the category is mentioned below.

CategoriesRelaxationAge Limit
SC/ST5 years35 years
PwD (General)10 years45 years
PwD    (SC/ST)15 years50 years
Ex-Servicemen3 years33 years
Defense personnel disabled during the war with foreign countries3 years33 years
Defense personnel disabled during the war with foreign countries (SC/ST)8 years38 years


You must have a bachelor’s degree from a recognized university in order to join the NIA. To become a member of the NIA upon your high school graduation, you must complete the steps outlined below.

Until the 12th

We’re sorry to have to break the news to anyone hoping to join NIA after the 12th grade that you will be unable to do so. To be eligible to join NIA, you must hold a diploma or a bachelor’s degree from an accredited institution.

Post engineering

Yes, if you want to become an NIA officer after completing your engineering degree, you can do so. In order to become an NIA officer, you must have a bachelor’s degree from a recognized university in any discipline.

Eligibility based on physical ability

For both men and women, the following is a list of the physical requirements to join NIA: Height, Chest, and Insight.

Height of the candidates

CategoriesHeights in cm
SC/ST5 cm relaxation

Chest of the Candidates

CategoriesChest in cm
FemaleNot required
Male76 cm, expansion

Insight of the Candidates

Distant VisionNear Vision
6/6 and 6/9 in either of the eye0.6 and 0.8 in either of the eye

The NIA Admissions Exam, How to join

NIA membership can be obtained in one of two ways. You are free to make your choice and pass the relevant Entrance Exam. Both of the admission tests are detailed in this section.

To become a member of the NIA, you must pass the SSC CGL exam. Entrance exams can be quite challenging, and there is fierce rivalry for top spots among students. To ace this test, you’ll need to put in the time and effort necessary.

The Indian Revenue Service (IRS), the Indian Police Service (IPS), and a host of other government agencies are other ways to join the NIA.

  1. CGL ( Combined Graduate Level) The SSC conducts an entrance exam (Staff Selection Commission).
  2. UPSC Exam – Union Public Service Commission Civil Service Exam (CSE).

Salary in NIA

The government pays its employees’ salaries based on four broad categories. Groups A, B, C, and D, for example, are subsets of the overall grouping system. All NSA employees fall inside the “Group A” classification. Between Rs 47,000 to Rs 85,000 a month, depending on the position and location of employment.


In addition to their wage, they receive perks such as:

  • Pension for all time
  • Allowances for Travel
  • Allowances for Expenses
  • A ration-free stay in the Government Quarter.
  • There are numerous other benefits available to NIA employees, but these are the most well-known and widely distributed.

Final Thoughts

Working with the National Investigation Agency is both mentally and physically taxing, but it’s also a lot of fun. If you have a burning desire to work in this field, you must prepare for the SSC CGL Examination.

As soon as you signed up as SI, you were able to use the service (Sub-Inspector). To advance your career within the company, you may sit for an internal exam.


After the 12th, how can I join NIA?

After the 12th, there is no possibility to join the National Investigation Agency. Graduation is the minimum requirement to enter the military. An applicant must be a graduate of an accredited college or university, regardless of the field of study.

How to Become a Member of the NIA?

The Officers of the National Investigation Agency are not hired directly. Indian Revenue Service and Indian Police Service, among other agencies, are used to recruit most of the officers. As a prerequisite for promotion to an officer in the military. Clearing the Civil Service Exam is a requirement.

What are the rules for applying to the NIA?

Recruitment to the military is limited to the SSC CGL (Combined Graduate Level) Exam (Staff Selection Commission). To enter the military, one must be physically and medically fit. To become a member of the service, you must pass all four parts of the exam.

About Sudeshna Dutta

Sudeshna is a freelance content writer who has her write-ups published in one of the columns of India Today Magazine. She is a pianist and has won several competitions during her college life. She loves to be in a network of people who respect time and keep others engaged in meaningful activities.

17 thoughts on “How to Join NIA: Eligibility, Posts, Salary”

  1. Nia India, your decision to join as an officer not only reflects your remarkable courage and dedication but also highlights your unwavering commitment to serving our nation. Your intelligence, charisma, and natural leadership qualities make you a perfect fit for this role.

    your future officer
    Vaibhav Rana

  2. Hlo officers,
    I am hamdan .i going 12th standard
    After completed that I want be a part of you (NIA) officer.
    Please reply,
    I have full attention in nia

  3. Hello sir I am devidas Bhadange 12th complete and degree running I am Full interest nia officer

  4. Hello sir/mam,
    I am very interested to join in nia. No I completed my 12th standard
    If is ok any degree or I should complete any particular degree to join

  5. Sir/mam
    I want to join in NIA
    I completed SSC in 2020 and I am joined in Diploma ECE..Now I Want to join in NIA….sir/mam


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