(a) The Selectboard or school trustees may postpone the vote on any question to be voted at a special Town or school meeting to the annual meeting if such special meeting falls within 90 days of the annual meeting.

(b) If a special Town or school meeting falls within 45 days of a sister Town meeting called by petition, the Selectboard or school trustees may warn the questions to be voted for the later Town or school meeting and may, by resolution, rescind the call of the earlier meeting.