As used in this chapter , unless the context otherwise requires: 1. “All of the members of the council” refers to all of the seats of the council including a vacant seat and a seat where the member is absent, but does not include a seat where the council member declines to vote by reason of a conflict of interest. 2. “Book” , “list” , “record” , or “schedule” kept by a county auditor, assessor, treasurer, recorder, sheriff, or other county officer means the county system as defined in section 445.1 . 2000 Acts, ch 1148, §1 ; 2010 Acts, ch 1069, §124