It should be stated at the onset that although, we may find many variations in the detailed provisions of the constitutions of different countries of the world, most of their contents fails into have some combination of the certain categories. Most constitution have a common pattern and Nigeria and constitution is not an exception. These are the main parts of Nigerian constitution.


These are statement of ideals located at the beginning of the constitution. The preamble usually state the authority by which the constitution by which the constitution is established and for what purpose. The preamble to the constitution of the Federal Republic of Nigerian, for example, reads:

We, people of the Federal Republic of Nigeria, having firmly and solemnly resolved; to live in unity and harmony as one indivisible and indissoluble sovereign nation under God, dedicated to the promotion of inter- African ourselves the following constitution. (

Supremacy of the constitution

Chapter 1 Part 2 of the constitution provides that the constitution is supreme and its provision shall binding force on all authorities and persons throughout the Federal Republic of Nigeria. It also specifies that Nigerians shall not be governed nor shall any person or group of persons take control of the Government of Nigeria or any part three of, except in accordance with the provisions of the constitution. If any law is inconsistent with the provision of the constitution, this constitution shall prevail, and that other law shall to the extent be void.

The Power Structure

The constitution also specifies the distribution of ne federal, State and Local Government.

Legislative Powers

The legislative powers of the Federal Republic invested in a National Assembly (Senate and House of Represent in order to make law for the peace, order and good government Federation. Except otherwise provided, the National Assembly.. power to make laws on Exclusive legislative it is empowered
The legislative powers of state of the federation shall be vested in the House of Assembly of the and shall have power to make laws for the peace, order, good government of the state or any part thereof with respect to any matter included in the concurrent legislative list and any other matter with respect to which it empowered to make laws in accordance with the provision of the constitution.

Executive Powers

The executives powers of a state shall be vested in the Governor of that state and may be exercised by him either directly or through the Deputy Governor or Commissioners of the Government of that state or other officers in the public service of the state. But such executive of the executive powers of the Federation or to endanger assets or investments of the Government of the Federation in that state or endanger the continuance of a federal government in Nigeria the executive power of a local Government shall be vested in the Chairman of that Local Government Council and May, be exercised by him either directly or through the vice-Chairman or supervisory Councilors of the Local Government or officers in the service of that Local Government. Such powers shall extend to the execution and maintenance of the constitution, all bye-laws made by the Local Government Council and to all matters with respect to which the Local Government Council has for the time being power to make bye-laws; but such executives power shall be so exercised as not to impede or prejudice the exercise of the executive powers of the federation or of the state in which the Local Government Area concerned is situates or to endanger assets or investments of the Government of the Federation of the State Government in the Local Government Area.

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