---
type: "Bill"
title: "County Governance Modifications"
description: "County Governance Modifications"
jurisdiction: "us/states/ut"
legislature: "Utah Legislature"
session: "2026"
identifier: "HB 457"
citation: "Utah HB 457 (2026)"
classification: ["bill"]
subjects: ["Annexation", "Counties", "County Officers", "Form of Local Government", "Incorporation", "Land Use", "Local Government Boundaries", "Municipalities", "Political Subdivisions (Local Issues)", "Unincorporated Areas"]
status: "enacted"
primary_sponsors: ["Dunnigan, James A."]
version_count: 12
action_count: 66
vote_count: 3
first_action: "2026-02-02T18:37:25+00:00"
last_action: "2026-03-26T19:39:17+00:00"
source: "openstates"
source_identifier: "ocd-bill/89470ff2-8bd8-4d5e-a052-d7e6ccd6754d"
source_url: "https://le.utah.gov/~2026/bills/static/HB0457.html"
source_hash: "cbd716d737c62725fc0047a6569a8c63b6c1545479630fe080d4e47bbeead949"
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-ut"]
---

# Utah HB 457 (2026) — County Governance Modifications

## Version chain

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

1. **Introduced** (filed) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0457.xml)
2. **Comparison to Original Bill** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0457 To HB0457S02.pdf)
3. **Comparison to Sub #1** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0457S01 To HB0457S02.pdf)
4. **Comparison to Sub #2** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0457S02 To HB0457S03.pdf)
5. **Comparison to Sub #3** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0457S03 To HB0457S04.pdf)
6. **Comparison to Sub #4** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0457S04 To HB0457S05.pdf)
7. **Substitute #1** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0457S01.xml)
8. **Substitute #2** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0457S02.xml)
9. **Substitute #3** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0457S03.xml)
10. **Substitute #4** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0457S04.xml)
11. **Substitute #5** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0457S05.xml)
12. **Enrolled** (enrolled) — [source](https://le.utah.gov/Session/2026/bills/enrolled/HB0457.xml)

## Votes

- House/ passed 3rd reading — **62–2** (pass) · lower
- House/ concurs with Senate amendment — **61–6** (pass) · lower
- Senate/ passed 2nd & 3rd readings/ suspension — **25–1** (pass) · upper

## Sponsors

- Dunnigan, James A. — primary (person)
- Winterton, Ronald M. — cosponsor (person)

## Timeline

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

- **2026-02-02T18:37:25+00:00** Bill Numbered but not Distributed
- **2026-02-02T18:37:25+00:00** Numbered Bill Publicly Distributed
- **2026-02-02T18:37:26+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0457
- **2026-02-02T18:37:26+00:00** LFA/ bill sent to agencies for fiscal input for HB0457
- **2026-02-03T15:14:37+00:00** House/ received bill from Legislative Research `receipt`
- **2026-02-03T18:20:31+00:00** House/ 1st reading (Introduced)
- **2026-02-05T13:03:26+00:00** LFA/ fiscal note sent to sponsor for HB0457
- **2026-02-05T15:52:20+00:00** LFA/ fiscal note publicly available for HB0457
- **2026-02-05T17:10:04+00:00** House/ received fiscal note from Fiscal Analyst `receipt`
- **2026-02-13T18:58:14+00:00** House/ to standing committee [House Political Subdivisions Committee] `referral-committee`
- **2026-02-24T04:59:26+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0457S01
- **2026-02-24T04:59:26+00:00** LFA/ bill sent to agencies for fiscal input for HB0457S01
- **2026-02-24T05:05:39+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0457S02
- **2026-02-24T05:05:39+00:00** LFA/ bill sent to agencies for fiscal input for HB0457S02
- **2026-02-24T15:36:58+00:00** House Comm - Substitute Recommendation [House Political Subdivisions Committee]
- **2026-02-24T15:37:50+00:00** House Comm - Favorable Recommendation [House Political Subdivisions Committee] `committee-passage-favorable`
- **2026-02-24T21:19:26+00:00** House/ comm rpt/ substituted [House Political Subdivisions Committee]
- **2026-02-24T21:19:27+00:00** House/ 2nd reading
- **2026-02-26T15:12:33+00:00** LFA/ fiscal note sent to sponsor for HB0457S01
- **2026-02-26T15:12:50+00:00** LFA/ fiscal note sent to sponsor for HB0457S02
- **2026-02-26T15:24:57+00:00** LFA/ fiscal note publicly available for HB0457S01
- **2026-02-27T04:41:52+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0457S03
- **2026-02-27T04:41:52+00:00** LFA/ bill sent to agencies for fiscal input for HB0457S03
- **2026-02-27T17:05:50+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0457S04
- **2026-02-27T17:05:50+00:00** LFA/ bill sent to agencies for fiscal input for HB0457S04
- **2026-02-27T17:36:28+00:00** House/ 3rd reading
- **2026-02-27T17:36:57+00:00** House/ circled
- **2026-02-27T17:54:15+00:00** House/ uncircled
- **2026-02-27T17:55:31+00:00** House/ substituted
- **2026-02-27T18:01:16+00:00** House/ passed 3rd reading `passage`
- **2026-02-27T18:01:18+00:00** House/ to Senate
- **2026-02-27T19:21:26+00:00** Senate/ received from House `receipt`
- **2026-02-27T21:22:25+00:00** Senate/ 1st reading (Introduced)
- **2026-02-27T23:03:05+00:00** Senate/ to standing committee [Senate Government Operations and Political Subdivisions Committee] `referral-committee`
- **2026-03-02T17:04:20+00:00** LFA/ fiscal note sent to sponsor for HB0457S03
- **2026-03-02T17:04:53+00:00** LFA/ fiscal note sent to sponsor for HB0457S04
- **2026-03-02T17:32:24+00:00** LFA/ fiscal note publicly available for HB0457S03
- **2026-03-03T21:44:17+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0457S05
- **2026-03-03T21:44:17+00:00** LFA/ bill sent to agencies for fiscal input for HB0457S05
- **2026-03-03T23:23:15+00:00** Senate Comm - Substitute Recommendation [Senate Government Operations and Political Subdivisions Committee]
- **2026-03-03T23:23:44+00:00** Senate Comm - Favorable Recommendation [Senate Government Operations and Political Subdivisions Committee] `committee-passage-favorable`
- **2026-03-04T16:38:17+00:00** Senate/ comm rpt/ substituted [Senate Government Operations and Political Subdivisions Committee]
- **2026-03-04T16:38:18+00:00** Senate/ placed on 2nd Reading Calendar
- **2026-03-04T18:28:46+00:00** LFA/ fiscal note sent to sponsor for HB0457S05
- **2026-03-04T18:38:26+00:00** LFA/ fiscal note publicly available for HB0457S05
- **2026-03-05T00:03:14+00:00** Senate/ 2nd Reading Calendar to Rules [Senate Rules Committee] `reading-2`
- **2026-03-06T19:19:24+00:00** Senate/ Rules to 2nd Reading Calendar
- **2026-03-06T23:10:03+00:00** Senate/ 2nd & 3rd readings/ suspension
- **2026-03-06T23:13:38+00:00** Senate/ passed 2nd & 3rd readings/ suspension
- **2026-03-06T23:13:39+00:00** Senate/ to House with amendments
- **2026-03-07T03:21:05+00:00** House/ received from Senate `receipt`
- **2026-03-07T03:21:06+00:00** House/ placed on Concurrence Calendar
- **2026-03-07T03:40:02+00:00** House/ concurs with Senate amendment `amendment-passage`
- **2026-03-07T03:40:04+00:00** House/ to Senate
- **2026-03-10T16:20:22+00:00** Senate/ received from House `receipt`
- **2026-03-10T16:20:23+00:00** Senate/ signed by President/ returned to House `passage`
- **2026-03-10T16:20:24+00:00** Senate/ to House
- **2026-03-11T19:19:55+00:00** House/ received from Senate `receipt`
- **2026-03-11T19:19:56+00:00** House/ signed by Speaker/ sent for enrolling `passage`
- **2026-03-11T22:24:17+00:00** Bill Received from House for Enrolling
- **2026-03-11T22:24:21+00:00** Draft of Enrolled Bill Prepared
- **2026-03-12T20:50:40+00:00** Enrolled Bill Returned to House or Senate `enrolled`
- **2026-03-12T20:50:44+00:00** House/ enrolled bill to Printing
- **2026-03-16T22:14:53+00:00** House/ received enrolled bill from Printing `receipt`
- **2026-03-16T22:14:55+00:00** House/ to Governor `executive-receipt`
- **2026-03-26T19:39:17+00:00** Governor Signed `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/89470ff2-8bd8-4d5e-a052-d7e6ccd6754d`. Confidence: reported (aggregated from official Utah legislature records).