---
type: "Bill"
title: "Wyoming coal marketing program."
description: "2020/Summaries/HB0004.pdf"
jurisdiction: "us/states/wy"
legislature: "Wyoming Legislature"
session: "2020"
identifier: "HB 4"
citation: "Wyoming HB 4 (2020)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 6
action_count: 25
vote_count: 7
first_action: "2019-12-10T22:39:14+00:00"
last_action: "2020-03-10T22:39:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/32727133-46d7-4669-97d4-8783cee7590f"
source_url: "http://lso.wyoleg.gov/Legislation/2020/HB0004"
source_hash: "a68c4964ba89e3aee2c33d4304339f1a263685a0477310c635224d4978c85096"
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 (2020) — Wyoming coal marketing program.

2020/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/2020/Introduced/HB0004.pdf)
2. **Amendment HB0004HS001 (Standing Committee) - House Minerals, Business and Economic Development (Divided)** (committee substitute) — [source](http://wyoleg.gov/2020/Amends/HB0004HS001.pdf)
3. **Amendment HB0004HS001.01 (Standing Committee) - House Minerals, Business and Economic Development (Corrected, Adopted)** (committee substitute) — [source](http://wyoleg.gov/2020/Amends/HB0004HS001.01.pdf)
4. **Amendment HB0004HS001.02 (Standing Committee) - House Minerals, Business and Economic Development (Corrected, Failed)** (committee substitute) — [source](http://wyoleg.gov/2020/Amends/HB0004HS001.02.pdf)
5. **Amendment HB0004HS002 (Standing Committee) - House Appropriations Committee (Corrected, Withdrawn)** (committee substitute) — [source](http://wyoleg.gov/2020/Amends/HB0004HS002.pdf)
6. **Enrolled** (enrolled) — [source](http://wyoleg.gov/2020/Enroll/HB0004.pdf)

## Votes

- S 3rd Reading:Passed 28-2-0-0-0 — **28–2** (pass) · upper
- H02 - Appropriations:Recommend Amend and Do Pass 6-1-0-0-0 — **6–1** (pass) · lower
- H 3rd Reading:Passed 55-4-1-0-0 — **55–4** (pass) · lower
- S09 - Minerals:Recommend Do Pass 4-1-0-0-0 — **4–1** (pass) · upper
- H Introduced and Referred to H09 - Minerals 56-3-1-0-0 — **56–3** (pass) · lower
- H09 - Minerals:Recommend Amend and Do Pass 9-0-0-0-0 — **9–0** (pass) · lower
- S02 - Appropriations:Recommend Do Pass 5-0-0-0-0 — **5–0** (pass) · upper

## Sponsors

- Minerals — primary (organization)

## Timeline

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

- **2020-03-10T22:39:00+00:00** Assigned Chapter Number 51
- **2020-03-10T22:38:50+00:00** Governor Signed HEA No. 0024 `executive-signature`
- **2020-03-06T19:24:11+00:00** S President Signed HEA No. 0024
- **2020-03-06T17:22:49+00:00** H Speaker Signed HEA No. 0024
- **2020-03-05T21:44:09+00:00** Assigned Number HEA No. 0024
- **2020-03-05T18:42:14+00:00** S 3rd Reading:Passed 28-2-0-0-0 `reading-3, passage`
- **2020-03-04T17:47:39+00:00** S 2nd Reading:Passed `reading-2`
- **2020-03-03T22:30:15+00:00** S COW:Passed
- **2020-03-03T22:23:17+00:00** S Placed on General File
- **2020-03-03T22:23:04+00:00** S02 - Appropriations:Recommend Do Pass 5-0-0-0-0 `committee-passage-favorable`
- **2020-03-02T19:27:01+00:00** S COW:Rerefer to S02 - Appropriations `referral-committee`
- **2020-02-26T21:48:59+00:00** S Placed on General File
- **2020-02-26T21:48:45+00:00** S09 - Minerals:Recommend Do Pass 4-1-0-0-0 `committee-passage-favorable`
- **2020-02-24T18:16:24+00:00** S Introduced and Referred to S09 - Minerals `introduction, referral-committee`
- **2020-02-19T15:57:06+00:00** S Received for Introduction `filing`
- **2020-02-18T16:58:21+00:00** H 3rd Reading:Passed 55-4-1-0-0 `reading-3, passage`
- **2020-02-17T18:16:56+00:00** H 2nd Reading:Passed `reading-2`
- **2020-02-14T22:49:01+00:00** H COW:Passed
- **2020-02-14T01:14:14+00:00** H Placed on General File
- **2020-02-14T01:14:02+00:00** H02 - Appropriations:Recommend Amend and Do Pass 6-1-0-0-0 `committee-passage-favorable`
- **2020-02-13T00:55:51+00:00** :Rerefer to H02 - Appropriations `referral-committee`
- **2020-02-13T00:24:35+00:00** H09 - Minerals:Recommend Amend and Do Pass 9-0-0-0-0 `committee-passage-favorable`
- **2020-02-11T00:39:39+00:00** H Introduced and Referred to H09 - Minerals 56-3-1-0-0 `introduction, referral-committee`
- **2020-02-07T21:57:33+00:00** H Received for Introduction `filing`
- **2019-12-10T22:39:14+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/32727133-46d7-4669-97d4-8783cee7590f`. Confidence: reported (aggregated from official Wyoming legislature records).