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

SSB 3125: Relating to the treatment of private sewage disposal systems, including monitoring, maintenance, and reporting requirements, and including applicability provisions

Became SF 2255 · Its progress continues under the new number.

What it does

This bill relates to the treatment of private sewage disposal systems, including monitoring, maintenance, and reporting requirements. The bill defines key terms, including “aerobic treatment unit”, “private sewage disposal system”, and “proprietary treatment system”, classifying proprietary treatment systems into class A systems, which are media-based or passive secondary treatment systems, and class B systems, which rely on mechanical aeration or fixed film processes. The bill requires, prior to installation of a private sewage disposal system, the owner to enter into a monitoring and maintenance contract with a certified technician.

Sponsors

Not listed

Cost

No fiscal note

Senate subcommittee · named February 9, 2026

  • Sen. Annette Sweeney (R) · annette.sweeney@legis.iowa.gov
  • Sen. Liz Bennett (D) · liz.bennett@legis.iowa.gov
  • Sen. Mark Costello (R) · mark.costello@legis.iowa.gov
  • Sen. William A. Dotzler Jr. (D) · bill.dotzler@legis.iowa.gov
  • Sen. Lynn Evans (R) · lynn.evans@legis.iowa.gov
  • Sen. Renee Hardman (D) · renee.hardman@legis.iowa.gov
  • Sen. Mike Pike (R) · mike.pike@legis.iowa.gov
  • Sen. Ken Rozenboom (R) · ken.rozenboom@legis.iowa.gov
  • Sen. Jason Schultz (R) · jason.schultz@legis.iowa.gov
  • Sen. Tom Shipley (R) · tom.shipley@legis.iowa.gov
  • Sen. Dave Sires (R) · dave.sires@legis.iowa.gov
  • Sen. Art Staed (D) · art.staed@legis.iowa.gov
  • Sen. Cherielynn Westrich (R) · cherielynn.westrich@legis.iowa.gov
  • Sen. Mike Zimmer (D) · mike.zimmer@legis.iowa.gov
  • Sen. Dan Zumbach (R) · dan.zumbach@legis.iowa.gov

Lobbying · 2 for, 2 against

For: Iowa Rural Water Protection Coalition; Planet Care Biofilters

Against: Infiltrator Water Technologies; Iowa Association of Realtors

In plain words

  1. February 9, 2026Filed in the Senate and sent to the Natural Resources and Environment committee
  2. February 9, 2026Senate subcommittee named: Sweeney, Bennett, Costello, Dotzler, Evans, Hardman, Pike, Rozenboom, Schultz, Shipley, Sires, Staed, Westrich, Zimmer and Zumbach
  3. February 10, 2026Approved by the Senate committee, and given a new number: SF 2255

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/SSB3125