The functions of judiciary arm of Nigeria are many and very important for the country, this is why it is necessary to study them in details and learn how the judiciary system of Nigeria works and what it deals with.

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What are the main functions of judiciary in Nigeria?
The National Judicial Council is the Federal Executive Bodies constituted under Section 153 of the 1999 Constitution of the Federal Republic of Nigeria, and this is the Apex body for the Judiciary. The National Judicial Council was formed and delegated with enormous authorities and functions. Now, let's review the duties of the National Judicial Council in details.
According to the terms of Paragraph 21 of Part One of the Third Schedule to the 1999 Constitution of the Federal Republic of Nigeria, as revised, the National Judicial Council have several major functions.
The President persons that can be proposed and appointed to the following judicial institutions and offices:
- Supreme Court
- Court of Appeal
- Federal High Court
- Offices of the Chief Judge
- Offices of the Chief Justice of Nigeria;
- Federal Judicial Service Commission;
- High Court of the Federal Capital Territory, Abuja;
- Sharia Court of Appeal of the Federal Capital Territory, Abuja;
- Customary Court of Appeal of the Federal Capital Territory, Abuja.
- Judicial Service Committee of the Federal Capital Territory, Abuja;

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Also, it counsels the President on what persons should be discharged from the aforementioned judicial offices and establishments, and to apply disciplinary restriction against such persons.
The National Judicial Council councils to the governors which persons should be admitted or removed from the following judicial offices and institutions:
- High Courts of the States;
- Sharia Courts of Appeal of the States;
- Offices of the Chief Judges of the States;
- Customary Courts of Appeal of the States.
Additional functions of the judiciary arm of government in Nigeria
According to its Constitutional authorities in Section 158 and Paragraph 21 Sub-paragraph (i) of Part One of the Third Schedule to the 1999 Constitution of the Federal Republic of Nigeria, as corrected, the Judicial Council holds the following obligations and functions of the judiciary body of government as well.

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The Council check all the candidates, judicial experts, and chancellors for Courts of Record, namely:
- Supreme Court;
- Court of Appeal;
- Federal High Court;
- High Court of Justice;
- Sharia Court of Appeal;
- Customary Court of Appeal;
- National Industrial Court of Nigeria.
The National Judicial Council is also responsible for the assessment and evaluation of the fulfillment of various judicial administrators in Nigeria. This process is implemented by the Judges’ Performance Evaluation Committee.
This summary concerning the achievement estimating of judicial administrators and specialists in Superior Courts of Records of Nigeria is applied as a standard measure and device to control the chancellors and to circumscribe the concrete demands of Council assignment of specialists and for financial resources planning.
This report on evaluation is always taken into consideration when a particular officer examined before the Council makes the decision about if he is appropriate for the position or not. This is relevant for the situations when the applicant transfers to the Court of Appeal and Federal High Court from the following institutions (as well as for application from the Court of Appeal to the Supreme Court):
- Federal High Court;
- High Court of Justice;
- Sharia Court of Appeal;
- National Industrial Court;
- Customary Court of Appeal.
Another part of the functions of Nigerian Judiciary is to adjust the resources and repetitive budget for the judicial offices on the federal and state levels, concerning their cooperative payrolls, benefits, and above expenses. This includes the following institutions and offices:
- High Court of Justice;
- Sharia Court of Appeal;
- Customary Court of Appeal.

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According to the Act of the year 2007 about the "Administration of Pension," the National Judicial Council is responsible for paying out of rewards and pensions to officers who are already retired from their judicial institutions. The implementation of it is controlled by the Due Process Committee from the National Judicial Council. The Committee guarantees that each contract and procurement beyond a particular threshold is contemplated in agreement with the act.
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Source: nigeria.gov.ng
Source: Legit.ng