---
type: "Bill"
title: "Local Authority Enforce Violation of Noxious Weed Act"
description: "Current law allows the commissioner of agriculture to assess civil penalties for violations of state laws related to the prevention of noxious weeds (violations). The act:"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2024A"
identifier: "SB 24-031"
citation: "Colorado SB 24-031 (2024A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Barbara McLachlan", "Dylan Roberts", "Meghan Lukens"]
version_count: 9
action_count: 13
vote_count: 4
first_action: "2024-01-10T07:00:00+00:00"
last_action: "2024-03-13T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/19348372-a76b-44e1-8044-4a383aaf0325"
source_url: "https://leg.colorado.gov/bills/sb24-031"
source_hash: "c8d6a6c9c1f264edfcc6c6243de9a4fdb02964aa9c0ddf46a13689b19f02a288"
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-co"]
---

# Colorado SB 24-031 (2024A) — Local Authority Enforce Violation of Noxious Weed Act

Current law allows the commissioner of agriculture to assess civil penalties for violations of state laws related to the prevention of noxious weeds (violations). The act:

## Version chain

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

1. **Committee Amendment** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2024a_sb031_h_awn_001.pdf)
2. **Engrossed (01/30/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_eng.pdf)
3. **Final Act (03/11/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_enr.pdf)
4. **Introduced (01/10/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_01.pdf)
5. **PA1 (02/27/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_h_awn_01.pdf)
6. **Reengrossed (01/31/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_ren.pdf)
7. **Rerevised (02/29/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_rer.pdf)
8. **Revised (02/28/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_031_rev.pdf)
9. **Signed Act (03/13/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2024a_031_signed.pdf)

## Votes

- BILL — **22–11** (pass) · upper
- CONCUR — **32–0** (pass) · upper
- BILL — **48–14** (pass) · lower
- REPASS — **24–8** (pass) · upper

## Sponsors

- Barbara McLachlan — primary (person)
- Dylan Roberts — primary (person)
- Meghan Lukens — primary (person)

## Timeline

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

- **2024-03-13T06:00:00+00:00** Governor Signed `executive-signature`
- **2024-03-12T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2024-03-11T06:00:00+00:00** Signed by the Speaker of the House
- **2024-03-11T06:00:00+00:00** Signed by the President of the Senate
- **2024-03-01T07:00:00+00:00** Senate Considered House Amendments - Result was to Concur - Repass
- **2024-02-29T07:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2024-02-28T07:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2024-02-26T07:00:00+00:00** House Committee on Agriculture, Water & Natural Resources Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2024-02-02T07:00:00+00:00** Introduced In House - Assigned to Agriculture, Water & Natural Resources `introduction`
- **2024-01-31T07:00:00+00:00** Senate Third Reading Passed with Amendments - Floor `passage, reading-3`
- **2024-01-30T07:00:00+00:00** Senate Second Reading Passed with Amendments - Floor `reading-2`
- **2024-01-25T07:00:00+00:00** Senate Committee on Agriculture & Natural Resources Refer Unamended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2024-01-10T07:00:00+00:00** Introduced In Senate - Assigned to Agriculture & Natural Resources `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/19348372-a76b-44e1-8044-4a383aaf0325`. Confidence: reported (aggregated from official Colorado legislature records).