---
type: "Bill"
title: "Mixed martial arts regulation."
description: "2019/Summaries/HB0180.pdf"
jurisdiction: "us/states/wy"
legislature: "Wyoming Legislature"
session: "2019"
identifier: "HB 180"
citation: "Wyoming HB 180 (2019)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Zwonitzer"]
version_count: 4
action_count: 20
vote_count: 4
first_action: "2019-01-16T19:22:39+00:00"
last_action: "2019-02-28T18:44:24+00:00"
source: "openstates"
source_identifier: "ocd-bill/684d48bf-9237-4275-a906-9ed397952bea"
source_url: "http://lso.wyoleg.gov/Legislation/2019/HB0180"
source_hash: "a095b076893ebb7353661b0a4f631cf8a3a1d7db01b084317ffa3be4935973b4"
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 180 (2019) — Mixed martial arts regulation.

2019/Summaries/HB0180.pdf

## Version chain

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

1. **Introduced** (filed) — [source](http://wyoleg.gov/2019/Introduced/HB0180.pdf)
2. **Amendment HB0180H3001 (3rd reading) - Representative Zwonitzer (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2019/Amends/HB0180H3001.pdf)
3. **Amendment HB0180HS001 (Standing Committee) - House Revenue Committee (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2019/Amends/HB0180HS001.pdf)
4. **Enrolled** (enrolled) — [source](http://wyoleg.gov/2019/Enroll/HB0180.pdf)

## Votes

- H 3rd Reading:Passed 44-13-3-0-0 — **44–13** (pass) · lower
- H03 - Revenue:Recommend Amend and Do Pass 9-0-0-0-0 — **9–0** (pass) · lower
- S 3rd Reading:Passed 19-9-1-0-1 — **19–9** (pass) · upper
- S03 - Revenue:Recommend Do Pass 3-0-1-0-1 — **3–0** (pass) · upper

## Sponsors

- Zwonitzer — primary (person)
- Nethercott — cosponsor (person)

## Timeline

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

- **2019-02-28T18:44:24+00:00** Assigned Chapter Number 157
- **2019-02-28T18:44:16+00:00** Governor Signed HEA No. 0106 `executive-signature`
- **2019-02-26T21:14:42+00:00** S President Signed HEA No. 0106
- **2019-02-26T17:58:29+00:00** H Speaker Signed HEA No. 0106
- **2019-02-26T01:01:45+00:00** Assigned Number HEA No. 0106
- **2019-02-25T21:57:19+00:00** S 3rd Reading:Passed 19-9-1-0-1 `reading-3, passage`
- **2019-02-22T17:44:51+00:00** S 2nd Reading:Passed `reading-2`
- **2019-02-22T00:33:40+00:00** S COW:Passed
- **2019-02-07T22:51:25+00:00** S Placed on General File
- **2019-02-07T22:51:15+00:00** S03 - Revenue:Recommend Do Pass 3-0-1-0-1 `committee-passage-favorable`
- **2019-02-05T17:45:46+00:00** S Introduced and Referred to S03 - Revenue `introduction, referral-committee`
- **2019-02-04T15:59:30+00:00** S Received for Introduction `filing`
- **2019-02-01T21:47:57+00:00** H 3rd Reading:Passed 44-13-3-0-0 `reading-3, passage`
- **2019-01-31T17:03:09+00:00** H 2nd Reading:Passed `reading-2`
- **2019-01-30T23:33:10+00:00** H COW:Passed
- **2019-01-23T23:47:23+00:00** H Placed on General File
- **2019-01-23T23:47:16+00:00** H03 - Revenue:Recommend Amend and Do Pass 9-0-0-0-0 `committee-passage-favorable`
- **2019-01-18T17:51:01+00:00** H Introduced and Referred to H03 - Revenue `introduction, referral-committee`
- **2019-01-17T15:49:25+00:00** H Received for Introduction `filing`
- **2019-01-16T19:22:39+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/684d48bf-9237-4275-a906-9ed397952bea`. Confidence: reported (aggregated from official Wyoming legislature records).