---
type: "Bill"
title: "A bill for an act relating to the installation of cattle guards by landowners along certain streets or highways, and including effective date provisions. (Formerly SSB 1149.) Effective 4-17-18."
description: "A bill for an act relating to the installation of cattle guards by landowners along certain streets or highways, and including effective date provisions. (Formerly SSB 1149.) Effective 4-17-18."
jurisdiction: "us/states/ia"
legislature: "Iowa General Assembly"
session: "2017-2018"
identifier: "SF 449"
citation: "Iowa SF 449 (2017-2018)"
classification: ["bill"]
subjects: ["bovine animals", "ditches", "highways", "livestock", "secondary roads", "stray animals"]
status: "enacted"
primary_sponsors: []
version_count: 4
action_count: 24
vote_count: 3
first_action: "2017-03-06"
last_action: "2018-04-17"
source: "openstates"
source_identifier: "ocd-bill/dd5feffb-0ea7-4e6a-8ba3-ff1b417ffc97"
source_url: "https://www.legis.iowa.gov/legislation/billTracking/billHistory?billName=SF 449&ga=87"
source_hash: "9da70f932cb196d885b528298fa40512d510ad239da3428fe1b1dc8b3cc41387"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-ia"]
---

# Iowa SF 449 (2017-2018) — A bill for an act relating to the installation of cattle guards by landowners along certain streets or highways, and including effective date provisions. (Formerly SSB 1149.) Effective 4-17-18.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](https://www.legis.iowa.gov/docs/publications/LGI/87/attachments/SF449.html)
2. **Amendment H-8039** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/87/H8039.pdf)
3. **Amendment S-5202** (committee substitute) — [source](https://www.legis.iowa.gov/docs/publications/AMDI/87/S5202.pdf)
4. **Enrolled** (enrolled) — [source](https://www.legis.iowa.gov/docs/publications/LGE/87/attachments/SF449.html)

## Votes

- Shall the bill pass? — **97–3** (pass) · lower
- Shall the bill pass? — **45–1** (pass) · upper
- Shall the bill pass? — **48–0** (pass) · upper

## Timeline

The legislative action history — every referral, reading, and vote.

- **2017-03-06** Introduced, placed on calendar. `introduction`
- **2017-03-06** Committee report, approving bill.
- **2017-03-21** Passed Senate, ayes 48, nays 0. `passage`
- **2017-03-27** Explanation of vote.
- **2017-03-21** Immediate message.
- **2017-03-21** Message from Senate.
- **2017-03-21** Read first time, referred to Transportation. `reading-1`
- **2017-03-22** Subcommittee: Sieck, Cohoon and Maxwell.
- **2017-04-03** Committee report, recommending passage. `committee-passage`
- **2017-04-06** Placed on calendar under unfinished business.
- **2018-01-08** Rereferred to Transportation.
- **2018-02-15** Committee report, recommending amendment and passage. `committee-passage`
- **2018-02-15** Committee amendment H-8039 filed.
- **2018-03-22** Placed on calendar under unfinished business.
- **2018-03-28** Committee amendment H-8039 adopted.
- **2018-03-28** Passed House, ayes 97, nays 3. `passage`
- **2018-03-28** Immediate message.
- **2018-03-28** Message from House, with amendment S-5202.
- **2018-04-02** Senate concurred with S-5202.
- **2018-04-02** Passed Senate, ayes 45, nays 1. `passage`
- **2018-04-02** Immediate message.
- **2018-04-02** Message from Senate.
- **2018-04-16** Reported correctly enrolled, signed by President and Speaker, and sent to Governor.
- **2018-04-17** Signed by Governor. `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/dd5feffb-0ea7-4e6a-8ba3-ff1b417ffc97`. Confidence: reported (aggregated from official Iowa legislature records).