---
type: "Bill"
title: "Invasive plant species."
description: "2021/Summaries/HB0053.pdf"
jurisdiction: "us/states/wy"
legislature: "Wyoming Legislature"
session: "2021"
identifier: "HB 53"
citation: "Wyoming HB 53 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 4
action_count: 22
vote_count: 5
first_action: "2021-01-08T18:44:29+00:00"
last_action: "2021-02-08T23:50:47+00:00"
source: "openstates"
source_identifier: "ocd-bill/895711b4-7d66-4eea-b49e-e5bee53d8e64"
source_url: "http://lso.wyoleg.gov/Legislation/2021/HB0053"
source_hash: "45e86e297737d87d32ef58d5942b1dc9e03f96fb0aadfc6e82d7137893fc40ed"
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-wy"]
---

# Wyoming HB 53 (2021) — Invasive plant species.

2021/Summaries/HB0053.pdf

## Version chain

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

1. **Introduced** (filed) — [source](http://wyoleg.gov/2021/Introduced/HB0053.pdf)
2. **Amendment HB0053HS001 (Standing Committee) - House Agriculture, State and Public Lands & Water (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2021/Amends/HB0053HS001.pdf)
3. **Amendment HB0053S2001 (2nd reading) - Senator Boner (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2021/Amends/HB0053S2001.pdf)
4. **Enrolled** (enrolled) — [source](http://wyoleg.gov/2021/Enroll/HB0053.pdf)

## Votes

- H 3rd Reading:Passed 58-2-0-0-0 — **58–2** (pass) · lower
- S 3rd Reading:Passed 17-13-0-0-0 — **17–13** (pass) · upper
- S05 - Agriculture:Recommend Do Pass 5-0-0-0-0 — **5–0** (pass) · upper
- H05 - Agriculture:Recommend Amend and Do Pass 5-4-0-0-0 — **5–4** (pass) · lower
- H Concur:Passed 54-4-2-0-0 — **54–4** (pass) · lower

## Sponsors

- Agriculture — primary (organization)

## Timeline

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

- **2021-02-08T23:50:47+00:00** Assigned Chapter Number 2
- **2021-02-08T23:50:35+00:00** Governor Signed HEA No. 0012 `executive-signature`
- **2021-02-05T20:48:40+00:00** S President Signed HEA No. 0012
- **2021-02-05T20:48:29+00:00** H Speaker Signed HEA No. 0012
- **2021-02-05T02:26:50+00:00** Assigned Number HEA No. 0012
- **2021-02-04T23:54:48+00:00** H Concur:Passed 54-4-2-0-0
- **2021-02-04T21:10:38+00:00** H Received for Concurrence
- **2021-02-04T19:01:34+00:00** S 3rd Reading:Passed 17-13-0-0-0 `passage, reading-3`
- **2021-02-03T18:43:46+00:00** S 2nd Reading:Passed `reading-2`
- **2021-02-02T23:39:12+00:00** S COW:Passed
- **2021-02-02T22:57:04+00:00** S Placed on General File
- **2021-02-02T22:56:57+00:00** S05 - Agriculture:Recommend Do Pass 5-0-0-0-0 `committee-passage-favorable`
- **2021-02-01T22:50:21+00:00** S Introduced and Referred to S05 - Agriculture `introduction, referral-committee`
- **2021-02-01T22:50:10+00:00** S Received for Introduction `filing`
- **2021-02-01T17:35:17+00:00** H 3rd Reading:Passed 58-2-0-0-0 `passage, reading-3`
- **2021-01-30T00:35:19+00:00** H 2nd Reading:Passed `reading-2`
- **2021-01-28T23:18:23+00:00** H COW:Passed
- **2021-01-27T18:05:31+00:00** H Placed on General File
- **2021-01-27T18:05:19+00:00** H05 - Agriculture:Recommend Amend and Do Pass 5-4-0-0-0 `committee-passage-favorable`
- **2021-01-12T22:44:50+00:00** H Introduced and Referred to H05 - Agriculture `introduction, referral-committee`
- **2021-01-12T18:27:36+00:00** H Received for Introduction `filing`
- **2021-01-08T18:44:29+00:00** Bill Number Assigned

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/895711b4-7d66-4eea-b49e-e5bee53d8e64`. Confidence: reported (aggregated from official Wyoming legislature records).