CONSTITUTION OF ZIMBABWE as amended by Amendment No. 17 (b) in the case of any other member, appoint in his place, after consultation with the chairman, some other person. [Paragraph as amended by section 20 of Act 23 of 1987] (3) Where the members of the Delimitation Commission are not unanimous in regard to any matter, the view of the majority shall prevail and, in the event of an equality of votes, the chairman shall have, in addition to a deliberative vote, a casting vote. (4) Following the first delimitation for the purposes of this Constitution, a Delimitation Commission shall be convened by the President at five-yearly intervals: Provided that a Delimitation Commission may be convened before the expiration of any five-year period if it appears to the President necessary to do so. [Proviso as amended by section 6 of Act 15 of 1987 - Amendment No. 6] 60 Delimitation of constituencies (1) It shall be the function of the Delimitation Commission to determine the limits of the constituencies into which Zimbabwe is to be divided in accordance with subsections (2) to (4): Provided that, if the President notifies the Delimitation Commission of an anticipated alteration in the number of constituencies, the Delimitation Commission shall determine the limits of the anticipated number of constituencies accordingly. [Proviso as inserted by section 7 of Act 15 of 1987 - Amendment No. 6] (2) Zimbabwe shall be divided into one hundred and twenty common roll constituencies. [Subsection as amended by section 7 of Act 15 of 1987 - Amendment No. 6 and by section 21 of Act 31 of 1989 - Amendment No. 9] (3) The boundaries of the constituencies shall be such that at the time of delimitation the number of voters registered in each common roll constituency is as nearly as may be equal to the number of voters registered in each of the other common roll constituencies. [Subsection as amended by section 10 of Act 15 of 1987 - Amendment No. 6] (4) In dividing Zimbabwe into constituencies the Delimitation Commission shall, in respect of any area, give due consideration to— (a) its physical features; (b) the means of communication within the area; (c) the geographical distribution of voters registered on the common roll; (d) any community of interest as between voters registered on the common roll; and (e) in the case of any delimitation after the first delimitation consequent upon an alteration in the number of constituencies, existing electoral boundaries; [Paragraph as amended by sections 7 and 10 of Act 15 of 1987 - Amendment No. 6] and whenever it appears necessary to do so in order to give effect to the provisions of this subsection, the Commission may depart from the requirements of subsection (3), Consolidation 61 1st October, 2005