Vt. Stat. tit. 24A § 401-39
The Board of Supervisors may call a special meeting of the District for the purposes of incurring bonded debt or entering into a long-term contract under section 36 of this chapter or for purposes of dissolution under section 53 of this chapter or for reconsideration under section 48 of this chapter. The Board shall call a special meeting if petitioned pursuant to section 48 or if requested pursuant to section 54 of this chapter to disallow an amendment to this chapter and shall call a special meeting regarding the question of dissolution of the District if petitioned to do so by not less than five percent of the legal voters from each municipality in the District. The Board shall also call a special meeting on the question of incurring bonded debt if petitioned by at least 10 percent of the legal voters in the District as defined in section 36 of this chapter. The Board of Supervisors may rescind the call of a special meeting called by them but not a special meeting called on application of the legal voters of the District or pursuant to section 54. The Board of Supervisors shall endeavor to have the time of such special meeting coincide with the time of annual municipal meetings, primary elections, general elections, or similar meetings when the electorate within the member municipalities will be voting on other matters.
24 Appendix V.S.A. § 401-39