---
type: "Bill"
title: "Utilities-presumption against facility retirements."
description: "2021/Summaries/HB0166.pdf"
jurisdiction: "us/states/wy"
legislature: "Wyoming Legislature"
session: "2021"
identifier: "HB 166"
citation: "Wyoming HB 166 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Harshman"]
version_count: 4
action_count: 22
vote_count: 5
first_action: "2021-02-27T22:00:02+00:00"
last_action: "2021-04-14T17:18:59+00:00"
source: "openstates"
source_identifier: "ocd-bill/800d9021-768c-438c-af2a-238e553b872b"
source_url: "http://lso.wyoleg.gov/Legislation/2021/HB0166"
source_hash: "31be1a017c7addbc4044be2cf448fe629587af3d233d46c8a32f860108a03b89"
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 166 (2021) — Utilities-presumption against facility retirements.

2021/Summaries/HB0166.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/HB0166.pdf)
2. **Amendment HB0166HS001 (Standing Committee) - House Minerals, Business and Economic Development (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2021/Amends/HB0166HS001.pdf)
3. **Amendment HB0166SS001 (Standing Committee) - Senate Minerals, Business and Economic Development (Adopted)** (committee substitute) — [source](http://wyoleg.gov/2021/Amends/HB0166SS001.pdf)
4. **Enrolled** (enrolled) — [source](http://wyoleg.gov/2021/Enroll/HB0166.pdf)

## Votes

- H09 - Minerals:Recommend Amend and Do Pass 8-1-0-0-0 — **8–1** (pass) · lower
- S 3rd Reading:Passed 25-2-2-0-1 — **25–2** (pass) · upper
- H 3rd Reading:Passed 49-10-1-0-0 — **49–10** (pass) · lower
- S09 - Minerals:Recommend Amend and Do Pass 5-0-0-0-0 — **5–0** (pass) · upper
- H Concur:Passed 49-8-3-0-0 — **49–8** (pass) · lower

## Sponsors

- Harshman — primary (person)
- Anderson — cosponsor (person)
- Barlow — cosponsor (person)
- Burkhart — cosponsor (person)
- Nicholas — cosponsor (person)
- Simpson — cosponsor (person)
- Wasserburger — cosponsor (person)

## Timeline

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

- **2021-04-14T17:18:59+00:00** Assigned Chapter Number 154
- **2021-04-14T17:18:50+00:00** Governor Signed HEA No. 0088 `executive-signature`
- **2021-04-06T23:18:05+00:00** S President Signed HEA No. 0088
- **2021-04-06T22:41:12+00:00** H Speaker Signed HEA No. 0088
- **2021-04-06T18:52:57+00:00** Assigned Number HEA No. 0088
- **2021-04-06T17:21:14+00:00** H Concur:Passed 49-8-3-0-0
- **2021-04-06T14:33:00+00:00** H Received for Concurrence
- **2021-04-02T21:12:29+00:00** S 3rd Reading:Passed 25-2-2-0-1 `passage, reading-3`
- **2021-04-02T16:40:51+00:00** S 2nd Reading:Passed `reading-2`
- **2021-04-01T23:13:09+00:00** S COW:Passed
- **2021-04-01T16:55:25+00:00** S Placed on General File
- **2021-04-01T16:55:19+00:00** S09 - Minerals:Recommend Amend and Do Pass 5-0-0-0-0 `committee-passage-favorable`
- **2021-03-22T20:03:26+00:00** S Introduced and Referred to S09 - Minerals `introduction, referral-committee`
- **2021-03-22T19:42:47+00:00** S Received for Introduction `filing`
- **2021-03-22T16:54:59+00:00** H 3rd Reading:Passed 49-10-1-0-0 `passage, reading-3`
- **2021-03-19T16:44:20+00:00** H 2nd Reading:Passed `reading-2`
- **2021-03-18T20:15:16+00:00** H COW:Passed
- **2021-03-11T17:22:20+00:00** H Placed on General File
- **2021-03-11T17:22:13+00:00** H09 - Minerals:Recommend Amend and Do Pass 8-1-0-0-0 `committee-passage-favorable`
- **2021-03-03T18:54:44+00:00** H Introduced and Referred to H09 - Minerals `introduction, referral-committee`
- **2021-03-01T16:26:58+00:00** H Received for Introduction `filing`
- **2021-02-27T22:00:02+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/800d9021-768c-438c-af2a-238e553b872b`. Confidence: reported (aggregated from official Wyoming legislature records).