For purposes of sections 31-786 to 31-793:

(1) Filing clerk means the election commissioner or county clerk of the county in which all or the largest portion of the land area comprising a sanitary and improvement district is located;

(2) Qualified property owning voter means a person entitled to vote as provided in section 31-735 for all trustees of a sanitary and improvement district other than those which may be elected only by qualified resident voters; and

(3) Qualified resident voter means a person entitled to vote as provided in section 31-735 for all trustees of a sanitary and improvement district.