# Iowa SF 643: A bill for an act relating to certain state highways not designated as part of the interstate road system, including the operation of implements of husbandry on such highways, and including applicability provisions.(Formerly SF 568, SSB 1187.)

Iowa SF 643, A bill for an act relating to certain state highways not designated as part of the interstate road system, including the operation of implements of husbandry on such highways, and including applicability provisions.(Formerly SF 568, SSB 1187.), is a 91st General Assembly (2025–2026) Senate bill sponsored by COMMITTEE ON APPROPRIATIONS; status failed, last action 2025-05-12 (Withdrawn.) (as of 2026-10-18).

- Canonical: https://policyrisk.com/state-bill/IA-SF643-2025-2026
- As of: 2026-10-18
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Iowa SF 643
- State: Iowa
- Session: 91st General Assembly (2025–2026)
- Title: A bill for an act relating to certain state highways not designated as part of the interstate road system, including the operation of implements of husbandry on such highways, and including applicability provisions.(Formerly SF 568, SSB 1187.)
- Status: failed
- Chamber: Senate
- Introduced: 2025-04-30
- Last action: 2025-05-12, Withdrawn.
- Sponsor: COMMITTEE ON APPROPRIATIONS
- Cosponsors: 0
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

No summary available.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: COMMITTEE ON APPROPRIATIONS

## Actions (6)

- 2025-05-12: Withdrawn. (Senate)
- 2025-05-12: HF 1025 substituted. (Senate)
- 2025-05-02: NOBA: Senate Full Approps (Senate)
- 2025-04-30: Attached to HF 1025. (Senate)
- 2025-04-30: Committee report, approving bill. (Senate)
- 2025-04-30: Introduced, placed on Appropriations calendar. (Senate)

## Bill text

- As Introduced: [PDF](https://www.legis.iowa.gov/docs/publications/LGI/91/SF643.pdf)

## Related bills

- HF 2801: A bill for an act modifying the major economic growth attraction program, and including effective date provisions. (Formerly HSB 785.) Effective date: 10/02/20… (signed)
- SF 2472: A bill for an act relating to state and local government taxes, fees, financial authority, and budgets, by modifying property assessment provisions, divisions… (signed)
- HF 2601: A bill for an act relating to campaign finance, including participation in ballot issue campaigns by foreign nationals and investigations of election misconduc… (signed)
- SF 2471: A bill for an act relating to fees for lifetime fur harvester licenses. (Formerly SF 2317, SSB 3121.) Effective date: 07/01/2026. (signed)
- SF 2399: A bill for an act relating to bail and bond amounts and conditions. (Formerly SSB 3162.) Effective date: 07/01/2026. (signed)
- SF 2299: A bill for an act relating to the district-to-community college sharing or concurrent enrollment program. (Formerly SF 2176.) Vetoed 6-2-26. (vetoed)

## Sources
- [As Introduced (PDF)](https://www.legis.iowa.gov/docs/publications/LGI/91/SF643.pdf)

## Related
- [HF 2801: A bill for an act modifying the major economic growth attraction program, and i…](https://policyrisk.com/state-bill/IA-HF2801-2025-2026)
- [SF 2472: A bill for an act relating to state and local government taxes, fees, financial…](https://policyrisk.com/state-bill/IA-SF2472-2025-2026)
- [HF 2601: A bill for an act relating to campaign finance, including participation in ball…](https://policyrisk.com/state-bill/IA-HF2601-2025-2026)
- [SF 2471: A bill for an act relating to fees for lifetime fur harvester licenses. (Former…](https://policyrisk.com/state-bill/IA-SF2471-2025-2026)
- [SF 2399: A bill for an act relating to bail and bond amounts and conditions. (Formerly S…](https://policyrisk.com/state-bill/IA-SF2399-2025-2026)
- [SF 2299: A bill for an act relating to the district-to-community college sharing or conc…](https://policyrisk.com/state-bill/IA-SF2299-2025-2026)
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Source: PRIA, https://policyrisk.com/state-bill/IA-SF643-2025-2026 (as of 2026-10-18).