Assistant Prosecution Officer (APO): A Complete Guide

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22,March 2024

APO stands for Assistant Prosecution Officer. Assisting prosecution officials in a variety of court matters is the typical work description of an assistant prosecutor. It may entail a variety of duties, such as obtaining pertinent data and supporting documentation for court proceedings. In addition, they prepare the case's necessary documentation. Continue reading to learn more about the state-specific APO test, requirements for eligibility, format, and other information.

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APO Job profile

The following are included in the job profile of an APO:

  • To look into situations that the police bring up, cases that include charges or complaints that are directly filed with assistant prosecutors, and case those assistant prosecutors perceive, and to choose whether to prosecute them in court (family court handles cases involving minors). Even in situations that can be prosecuted (where there is enough evidence to get a conviction), APOs are allowed to choose not to prosecute (suspension of prosecution, etc.) because of the seriousness of the offenses and other circumstances
  • To substantiate claims filed in court and ask the judge to be appointed appropriately to oversee the application of rulings.
  • To carry out legally mandated administrative duties in the public interest

Roles and Responsibilities

Assistant prosecution officers' roles and responsibilities are mostly restricted to those of investigators:

  • • Interrogating suspects
  • • Arresting without warrants
  • • Arresting with warrants
  • • Requesting an expert examination
  • • Obtaining warrants for execution
  • • Obtaining warrants for verification, seizure, search, or physical examination
  • • Questioning third parties
  • • Undertaking post-mortem inspections upon public prosecutor's order
  • • Arranging for the detention of suspects so that an expert witness may assess their mental or physical state and seek court approval for actions taken during an expert exam

Workplaces and Duties

Generally, the duties and responsibilities of an APO vary with workplaces and departments. However, we have listed some common responsibilities and duties hold by an Assistant Prosecution Officer is discussed below:

Investigation and Trial Department

Initial Work

Officers of the new Assistant Prosecution Officer look into cases alongside public prosecutors. They look into the details of cases to gain understanding of how investigations are going, appropriately assess the status and mental health of persons engaged in cases, and utilize their skills to assist public prosecutors.

Investigative Work

Investigators assigned to oversee the work of assistant prosecutors look into potential suspects and make determinations on whether or not to press charges. The majority of cases handled include careless driving that result in death or serious injury, as well as other traffic infractions. However, in recent years, there have also been a lot of cases involving theft and other Penal Code offenses, as well as Special Act offenses like those involving marine matters that call for specialized understanding.

Trial Work

Assistant prosecutors have an important responsibility to oversee both the investigation and the trial. These law enforcement officials provide complete assistance to public prosecutors in their efforts to establish the material facts, ask the court for due process during trials, and get swift and suitable criminal penalties.

Prosecution Department

Case Work

In addition to holding acceptance processes, case work assistant officers are responsible for confirming that cases delivered by law enforcement organizations, such the police, follow legally mandated protocols. It is possible to say that they have a tight relationship with public prosecutors' offices.

Evidence Work

Assistant officers for evidence handle acceptance processes, protecting owners' property rights as necessary, for information crucial to investigations and the carrying out of confiscation orders. After that, they will handle tasks like evidence storage and destruction based on the case's outcome.

Execution Work

When trials end, assistant prosecutors oversee the implementation of criminal penalties, which include incarceration and incarceration without the ability to work. Execution assistant officers carry out the necessary tasks of carrying out the sentences that conclude these criminal proceedings.

Criminal History Work

Assistant officers for criminal histories look into and keep track of the criminal histories of those convicted. With computers, processing is done swiftly.

Record Work

Records created during a trial are kept and stored by record assistance officers. They also have processes for seeing records.

Secretarial Department

General Affairs Work

Assistant officers in charge of general affairs handle payroll, HR (human resources), and employee benefits in addition to receiving and sending paperwork.

Finance Work

In addition to handling annual income and expense reports, finance assistant officers also handle building maintenance and administration for assistant prosecutors as well as supply and equipment upkeep.

UP APO Exam Details

Comprehending the UP APO eligibility requirements 2022 with clarity is crucial for the applicant. It is the initial phase in the recruiting process for UP APO. Candidates must be between the ages of 18 and 40 in order to be considered for the position of Assistant Prosecution Officer. For law students hoping to get a career in the future, the UP APO post is among the safest and most attractive positions. To be eligible, candidates must pass the UP APO test in three stages: preliminary, main, and interview.

Educational Qualification for UP APO Exam

Candidates need to be aware of the educational requirements for the UP APO test. Candidates who are interested in applying for the position of UP APO must hold B.A.LL.B., B.Com.LL.B., or any other graduates in any field from a university that has been recognized by the state or the federal government, or they must have another qualification that is equivalent and accepted by the federal government. Candidates who are in their last semester or year may still apply, but they must say that they passed on the date the commission specifies.

Age Limit for UP APO

It is imperative for students to verify the age restriction requirements before to completing the application form, since failure to do so may result in the candidacy being rejected.

GENDER MINIMUM AGE (in years) MAXIMUM AGE (in years)
21 40

UP APO Syllabus

  • Code of Civil Procedure
  • Indian Penal Code
  • Criminal Procedure Code
  • Evidence Act
  • Indian Constitution
  • Limitation Act
  • Contract Act
  • Hindu Law
  • Specific Relief Act
  • Judgment Writing
  • Muslim Law
  • Partnership Act
  • The Sale of Goods Act
  • Negotiable Instrument Act
  • Company Law
  • Tort
  • Jurisprudence, Administrative Law

UP APO Examination Exam Pattern & Syllabus

Preliminary Examination

PART - 1
General Science 8
History of India 8
Indian National Movement 8
Indian Polity & Economy 8
World Geography and Population 8
Current Events of National and International Importance 10
Indian Penal Code 35
Indian Evidence Act 25
Criminal Procedure Act 25
U.P. Police Act and Regulations under this Act 15
Syllabus for Asstt. Prosecution Officer (Mains) Exam (3 Hours)
Written Examination Marks
General Knowledge 100
General Hindi 100
Criminal Law & Procedure 100
Law of Evidence 100

BPSC APO Exam Eligibility Criteria

Anyone who meets the requirements set out by the BPSC to be considered for the position of Assistant Prosecuting Officer may apply for the test. Carefully examining and confirming that one meets all requirements is necessary to prevent application rejection in the future. Let's examine each and every feature of the Bihar PSC APO qualifying requirements in depth:

Educational Qualification

The candidate must have graduated with a law bachelor's degree from an accredited university. A bachelor's degree in law, or the basic law degree (LL.B), is often required in order to be eligible for the BPSC APO. This can be an integrated degree like the B.A.LL.B., B.Com.LL.B., or any other 5-year legal degree.

Age Limit

Both male and female applicants must be at least 21 years old, and the maximum age is 40 for female candidates and 37 for male candidates. The table below lists the age requirements for each gender.

MALE 21 37
FEMALE 21 40

BPSC APO Syllabus

Understanding the curriculum is crucial to passing the Bihar APO Exam. You have to go over the entire syllabus in order to get ready for the test. We shall first comprehend the Bihar APO syllabus and prepare all the topics in accordance with it.


General Studies and Law are the two components that make up the BPSC APO Syllabus. Both the general studies and the law paper will be worth 100 points each.

Section Topics
General studies
  • General Science on Everyday Life
  • Geography
  • Indian History & Culture
  • Indian Political System
  • Indian Constitution
  • Indian Penal Code, 1860
  • Code of Criminal Procedure, 1973
  • Indian Evidence Act, 1872


There are four key subjects in the BPSC APO Main Syllabus. i.e., the Indian Evidence Act, the CrPC, the IPC, and minor laws; moreover, one G.S. paper and two qualifying papers—in Hindi and English—are required.

Section Topics
General studies
  • General Science on Everyday Life
  • Geography
  • Indian History & Culture
  • Indian Political System
Hindi Language
  • Indian Constitution
  • Indian Penal Code, 1860
  • Code of Criminal Procedure, 1973
  • Indian Evidence Act, 1872
English Language
  • Essay Writing
  • Summary/ Precis Writing
  • Letter Writing
Indian Penal Code, Evidence Act, CrPC
  • The Arms Act, 1959
  • Dowry Prohibition Act, 1961
  • The Scheduled Castes and Scheduled Tribes (Prevention of Atrocities) Act, 1989
  • Prevention of Corruption Act, 1988
  • Explosive Substances Act, 1908
  • The Poxo Act, 2012


In conclusion, the role of Assistant Prosecution Officers (APOs) is important in the legal system, as they assist prosecutors in various matters. APOs adopt a variety of duties together with investigating cases, documentation, and ensuring that legal protocols are accurately followed. The process profile of an APO involves evaluating instances for prosecution, substantiating claims in court rooms, and carrying out administrative obligations.

The eligibility criteria and exam details for APO positions, consisting of those in Uttar Pradesh (UP) and Bihar, outline the qualifications, age limits, and syllabus. Understanding the necessities and preparing as a consequence is essential for achievement in these examinations. Overall, APOs play a huge role in the justice system, contributing to the fair and effective prosecution of cases.


  • age/PDF/155822UP_APO_Syllabus_2022.pdf