Iowa Code § 357E.3
1. The supervisors shall, on the petition of twenty-five percent of the property owners of a proposed benefited recreational lake district if the assessed valuation of the property owned by the petitioners represents at least twenty-five percent of the total assessed value of the proposed district, hold a public hearing concerning the establishment of a proposed district. However, for a proposed water quality district, the petition shall contain signatures of the fewer of twenty-five property owners or twenty-five percent of the property owners of the proposed district. The petition shall include a statement containing the following information:
88 Acts, ch 1194, §3; 89 Acts, ch 53, §1; 2000 Acts, ch 1181, §4
Referred to in §357E.2, 357E.4, 357E.5