CONSTITUTION OF ZIMBABWE (2a) A Constitutional Bill shall not be deemed to have been duly passed by Parliament unless, at the final vote thereon in Parliament, it received the affirmative votes of not less than two-thirds of the total membership of Parliament. [Subsection as inserted by section 17 of Act 31 of 1989 and as amended by section 6 of Act 15 of 1990] 45 ss 46–52