2. Proposed amendments shall become effective if approved by a majority of the votes cast by voters in the member municipalities at a biennial state election held at least ninety days following a vote by the Council of Governments councilors to submit the amendments.

3. The ballots used when voting on charter amendments shall contain a question in substantially the following form: "Shall the following amendments to the Hampshire Council of Governments Charter proposed by [the Council of Governments' registered voters or a two-thirds majority of the weighted vote of the Council of Governments councilors] be enacted?" (Insert here a fair and concise summary of each question prepared by the Council of Governments counsel and approved by the councilors.)