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91st General Assembly · Funnel one-pager · Monday, November 9, 2026

SF 435: Relating to surface water quality by requiring the establishment and maintenance of riparian protection measures, providing for financing, and providing penalties

Died when the session ended · The General Assembly adjourned on October 2, 2026. Bills that didn’t pass both chambers died.

What it does

GENERAL. This bill amends Code chapter 466B, which provides for a number of programs to protect surface water and provide for flood mitigation and watershed management., a watercourse such as a river, stream, or drainage ditch; or body of water such as a pond, lake, or reservoir) to establish and maintain a riparian protection measure (measure) in compliance with a riparian protection compliance plan (plan). The plan is derived from a riparian protection inventory and map developed by the department of natural resources (DNR).

Sponsors

Sen. Molly Donahue (D), Sen. William A. Dotzler Jr. (D), Sen. Janet Petersen (D), Sen. Art Staed (D), Sen. Janice Weiner (D)

Cost

No fiscal note

Senate subcommittee · named February 26, 2025

  • Sen. Ken Rozenboom (R) · ken.rozenboom@legis.iowa.gov
  • Sen. Dawn Driscoll (R) · dawn.driscoll@legis.iowa.gov
  • Sen. Mike Zimmer (D) · mike.zimmer@legis.iowa.gov

Lobbying · 2 for, 0 against

For: Iowa Chapter of Sierra Club; League of Women Voters of Iowa

In plain words

  1. February 25, 2025Filed in the Senate and sent to the Agriculture committee
  2. February 26, 2025Senate subcommittee named: Rozenboom, Driscoll and Zimmer

From public records at legis.iowa.gov, compiled by Funnel (iowafunnel.com), an independent, nonpartisan site. Current as of Monday, November 9, 2026. https://iowafunnel.com/bills/91/SF435