Section 24. If the statement required to be filed by a candidate, treasurer or other person relates to a nomination or election to a city or town office, or to a question appearing upon the official ballot used at a city or town election, the statement shall be filed with the clerk of the city or town involved; if the statement required to be filed by a candidate, treasurer or other person relates to a nomination or election for the office of regional district school committee member elected district-wide, the statement shall be filed with the clerk of the city or town where the candidate is a registered voter; if the statement required to be filed by a candidate, treasurer or other person relates to a nomination or election for district office as provided in sections one hundred and thirteen to one hundred and nineteen, inclusive, of chapter forty-one, the statement shall be filed with the clerk of the district; all other such statements shall be filed with the director. All such statements shall be signed under the penalties of perjury.