Annotated alteration evidence — page 73

73. Periodical review of Senatorial districts and Federal constituencies (1) The Independent National Electoral Commission shall review the division of States and of the Federation into Senatorial districts and Federal constituencies at intervals of not less than ten years, and may alter the districts or constituencies in accordance with the provisions of this section to such extent as it may consider desirable in the light of the review. (2) Notwithstanding subsection (1) of this section, the Independent National Electoral Commission may at any time carry out such a review and alter the districts or constituencies in accordance with the provisions of this section to such extent as it considers necessary, in consequence of any amendment to section 3 of this Constitution or any provision replacing that section, or by reason of the holding of a census of the population, or pursuant to an Act of the National Assembly. 74. Time when alteration of Senatorial districts or Federal constituencies takes effect Where the boundaries of any Senatorial district or Federal constituency established under section 71 of this Constitution are altered in accordance with the provisions of section 73 hereof, the alteration shall come into effect after it has been approved by each House of the National Assembly and after the current life of the Senate (in the case of an alteration to the boundaries of a Senatorial district) or the House of Representatives (in the case of an alteration to the boundaries of a Federal constituency). 75. Ascertainment of population For the purposes of section 72 of this Constitution, the number of [Section 75 is altered inhabitants of Nigeria or any part thereof shall be ascertained by by Constitution of the reference to the 1991 census of the population of Nigeria or the Federal Republic of Nigeria, 1999 (First latest census held in pursuance of an Act of the National Assembly Alteration Act) 2010] after the coming into force of the provisions of this Part of this Chapter of this Constitution. The Constitution of the Federal Republic of Nigeria Updated with the First, Second, Third, Fourth and Fifth Alterations 67