2009 Iowa Code
Title 2 - Elections and Official Duties
Subtitle 1 - Elections
CHAPTER 43 - PARTISAN NOMINATIONS == PRIMARY ELECTION
43.91 - VOTER AT CAUCUS MUST BE PRECINCT RESIDENT.

        43.91  VOTER AT CAUCUS MUST BE PRECINCT RESIDENT.
         Any person voting at a precinct caucus must be a person who is or
      will by the date of the next general election become an eligible
      elector and who is a resident of the precinct.  A list of the names
      and addresses of each person to whom a ballot was delivered or who
      was allowed to vote in each precinct caucus shall be prepared by the
      caucus chairperson and secretary who shall certify such list to the
      commissioner at the same time as the names of those elected as
      delegates and party committee members are so certified.  

         [C66, 71, 73, 75, 77, 79, 81, § 43.91]