Iowa Code Title IX. Local Government [Chs. 331-420] § 331.306. Petitions of eligible electors

1. If a petition of the voters is authorized by this chapter, the petition is valid if signed by eligible electors of the county equal in number to at least ten percent of the votes cast in the county for the office of president of the United States or governor at the preceding general election, unless otherwise provided by state law. The petition shall include the signatures of the petitioners, a statement of their place of residence, and the date on which they signed the petition.

2. Petitions authorized by this chapter shall be filed with the board of supervisors not later than eighty-two days before the date of the general election if the question is to be voted upon at the general election. If the petition is found to be valid, the board of supervisors shall, not later than sixty-nine days before the general election, notify the county commissioner of elections to submit the question to the registered voters at the general election.

3. A petition shall be examined before it is accepted for filing. If it appears valid on its face it shall be accepted for filing. If it lacks the required number of signatures it shall be returned to the petitioners.

4. Petitions which have been accepted for filing are valid unless written objections are filed. Objections must be filed with the county auditor within five working days after the petition was filed. The objection process in section 44.7 shall be followed for objections filed pursuant to this section.