(a) Except as provided by §20.3(6) of this title (relating to Reports Filed with the Commission), the secretary of a political subdivision (or the presiding officer if the political subdivision has no secretary) is the appropriate filing authority for reports filed by:(1) a candidate for an office of a political subdivision other than a county;(2) a person holding an office of a political subdivision other than a county; or(3) a specific-purpose committee supporting or opposing a measure to be submitted at an election ordered by the authority of a political subdivision other than a county.(b) The campaign treasurer of a specific-purpose committee created to support or oppose a measure on the issuance of bonds by a school district should file with the commission a file-stamped copy of any campaign treasurer appointment filed with the appropriate local filing authority.