1. Organise, undertake and supervise all elections to the offices of the President and Vice-President, the Governor and Deputy Governor of a State, and to the membership of the Senate, the House of Representatives and the House of Assembly of each state of the federation;
2. Register political parties  in accordance with the provisions of the constitution and Act of the National Assembly;
3. Monitor the organization and operation of the political parties, including their finances; conventions, congresses and party primaries.
4. Arrange for the annual examination and auditing of the funds and accounts of political parties, and publish a report on such examination and audit for public information;
5. Arrange and conduct the registration of persons qualified to vote and prepare, maintain and revise the register of voters for the purpose of any election under this constitution;
6. Monitor political campaigns and provide rules and regulations which shall govern the political parties;
7. Conduct voter and civic education;
8. Promote knowledge of sound democratic election processes; and
9. Conduct any referendum required to be conducted pursuant to the provision of the 1999 Constitution or any other law or Act of the National Assembly.

MISSION STATEMENT
The mission of INEC is to serve as an independent and effective EMB committed to the conduct of free, fair and credible elections for sustainable democracy in Nigeria.

VISION STATEMENT
The vision of INEC is to be one of the best Election Management Bodies (EMB) in the world that meets the aspirations of the Nigerian people.

VALUES
INEC shall be guided by the following values in the performance of its duties:

1. Autonomy: INEC shall carry out all its functions independently, free from external control and influence.
2. Transparency: INEC shall display openness and transparency in all its activities and in its relationship with all stakeholders.
3. Integrity: INEC shall maintain truthfulness and honesty in all its dealings at all times
4. Credibility: INEC shall ensure that no action or activity is taken in support of any candidate or political party.
5. Impartiality: INEC shall ensure the creation of a level playing field for all political actors.
6. Dedication: INEC shall be committed to providing quality electoral services efficiently and effectively, guided by best international practice and standards
7. Equity: INEC shall ensure fairness and justice in dealing with all stakeholders.
8. Excellence: INEC shall be committed to the promotion of merit and professionalism as the basis for all its actions.
9. Team work: INEC shall create a conducive environment that promotes teamwork among its staff at all levels.