Constitutional amendments, bond measures, and bills including an appropriation or an urgency clause require a two-thirds vote (27 "yes" votes in the. Three-fourths vote in each house at one session, or majority vote in each house in two sessions between which an election has intervened.Charter Amendment Initiative Petition - Allows proponents to submit Charter proposals and amendments to the voters of the City of Los Angeles. Article V of the United States Constitution outlines basic procedures for constitutional amendment. When a translation is complete, you assume the risk of any inaccuracies, errors or other problems encountered. Be selected in the manner for filling a permanent vacancy in that office as set forth in the. Local Constitution. 9. Amendments. 9.1. In order to prevent arbitrary changes, the process for making amendments is quite onerous. Since its enactment, the California constitution has been amended an average of five times each year.