---
type: "Bill"
title: "Mental health professions practice act-amendments."
description: "2021/Summaries/HB0004.pdf"
jurisdiction: "us/states/wy"
legislature: "Wyoming Legislature"
session: "2021"
identifier: "HB 4"
citation: "Wyoming HB 4 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 22
vote_count: 5
first_action: "2020-12-11T22:53:44+00:00"
last_action: "2021-03-30T15:59:23+00:00"
source: "openstates"
source_identifier: "ocd-bill/2c044973-54ad-4831-b719-d6c1c320a877"
source_url: "http://lso.wyoleg.gov/Legislation/2021/HB0004"
source_hash: "4009b223a3f4d030c92bd24132145f6db8dd42b54da8e57750b47d10c651bb00"
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 4 (2021) — Mental health professions practice act-amendments.

2021/Summaries/HB0004.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/HB0004.pdf)
2. **Amendment HB0004HS001 (Standing Committee) - House Labor, Health and Social Services Committee (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2021/Amends/HB0004HS001.pdf)
3. **Enrolled** (enrolled) — [source](http://wyoleg.gov/2021/Enroll/HB0004.pdf)

## Votes

- S 3rd Reading:Passed 30-0-0-0-0 — **30–0** (pass) · upper
- S10 - Labor:Recommend Do Pass 5-0-0-0-0 — **5–0** (pass) · upper
- H 3rd Reading:Passed 60-0-0-0-0 — **60–0** (pass) · lower
- H02 - Appropriations:Recommend Do Pass 7-0-0-0-0 — **7–0** (pass) · lower
- H10 - Labor:Recommend Amend and Do Pass 9-0-0-0-0 — **9–0** (pass) · lower

## Sponsors

- Labor — primary (organization)

## Timeline

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

- **2021-03-30T15:59:23+00:00** Assigned Chapter Number 37
- **2021-03-30T15:59:15+00:00** Governor Signed HEA No. 0019 `executive-signature`
- **2021-03-26T20:13:31+00:00** S President Signed HEA No. 0019
- **2021-03-26T17:44:45+00:00** H Speaker Signed HEA No. 0019
- **2021-03-26T14:31:04+00:00** Assigned Number HEA No. 0019
- **2021-03-25T16:24:32+00:00** S 3rd Reading:Passed 30-0-0-0-0 `passage, reading-3`
- **2021-03-24T16:23:15+00:00** S 2nd Reading:Passed `reading-2`
- **2021-03-23T16:56:47+00:00** S COW:Passed
- **2021-03-01T17:46:34+00:00** S Placed on General File
- **2021-03-01T17:46:27+00:00** S10 - Labor:Recommend Do Pass 5-0-0-0-0 `committee-passage-favorable`
- **2021-02-01T22:49:17+00:00** S Introduced and Referred to S10 - Labor `introduction, referral-committee`
- **2021-02-01T22:49:04+00:00** S Received for Introduction `filing`
- **2021-02-01T17:32:49+00:00** H 3rd Reading:Passed 60-0-0-0-0 `passage, reading-3`
- **2021-01-29T22:32:09+00:00** H 2nd Reading:Passed `reading-2`
- **2021-01-28T22:26:17+00:00** H COW:Passed
- **2021-01-27T23:37:55+00:00** H Placed on General File
- **2021-01-27T23:37:46+00:00** H02 - Appropriations:Recommend Do Pass 7-0-0-0-0 `committee-passage-favorable`
- **2021-01-27T22:19:25+00:00** H10 - Labor:Rerefer to H02 - Appropriations `referral-committee`
- **2021-01-27T19:13:09+00:00** H10 - Labor:Recommend Amend and Do Pass 9-0-0-0-0 `committee-passage-favorable`
- **2021-01-12T22:59:03+00:00** H Introduced and Referred to H10 - Labor `introduction, referral-committee`
- **2021-01-12T17:31:15+00:00** H Received for Introduction `filing`
- **2020-12-11T22:53:44+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/2c044973-54ad-4831-b719-d6c1c320a877`. Confidence: reported (aggregated from official Wyoming legislature records).