A Congressman or Senator introduces a Joint Resolution to propose a new amendment to the Constitution. In the congressional proposal method, two-thirds of both chambers of Congress must propose an amendment.The Sixth Amendment guarantees a criminal defendant the right to have compulsory process for obtaining witnesses in his favor. Amendment Twenty to the Constitution was ratified on January 23, 1933. Amendment Twenty to the Constitution was ratified on January 23, 1933. If so, then the constitution receives a score of 6; if not, then the constitution receives a score of 5. Under Article XIX, section 1, of the state Constitution, any amendment must first be proposed in the state Senate and Assembly. The members of the General Assembly represent Ohio's voters in the legislative branch. The vote on the proposed amendment or amendments shall be on a separate ballot. This page briefly outlines the various steps in the initiative process.