At any town meeting other than a regular or special town election or at any meeting of any fire, sewer or school district or any other municipal subdivision of any town incorporated by any special act, any person who is an elector of such town may vote and any citizen of the United States of the age of eighteen years or more who, jointly or severally, is liable to the town, district or subdivision for taxes assessed against him on an assessment of not less than one thousand dollars on the last-completed grand list of such town, district or subdivision, or who would be so liable if not entitled to an exemption under subdivision (17), (19), (22), (23), (25) or (26) of section 12-81, may vote, unless restricted by the provisions of any special act relating to such town, district or subdivision.