The provisions of Sections 5-27-310, 5-27-320, 5-27-330, 5-27-340, 5-27-350 and 5-27-360 shall not apply or become operative in any city or town until upon being submitted to the qualified electors thereof by the city or town council for approval, a majority of the qualified electors voting on the question of such approval vote in favor thereof at any general municipal election or at any special municipal election, whether called and held for that purpose or not, when the question of such approval of said sections is submitted and voted on separately and the ballots thereon deposited in a separate box properly labeled and provided for that purpose.