---
type: "Bill"
title: "Colorado River Authority Amendments"
description: "Colorado River Authority Amendments"
jurisdiction: "us/states/ut"
legislature: "Utah Legislature"
session: "2026"
identifier: "HB 473"
citation: "Utah HB 473 (2026)"
classification: ["bill"]
subjects: ["Department of Natural Resources", "Natural Resources", "Water"]
status: "enacted"
primary_sponsors: ["Chew, Scott H."]
version_count: 6
action_count: 48
vote_count: 2
first_action: "2026-02-03T23:50:18+00:00"
last_action: "2026-03-25T14:40:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/3b207966-dab4-4cde-8f2a-4d7f851cc875"
source_url: "https://le.utah.gov/~2026/bills/static/HB0473.html"
source_hash: "e320527c19e045409ddc21283d4abb3ac020da7d0a5b770ca9b84c3ae8ae8b84"
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 473 (2026) — Colorado River Authority Amendments

## 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/HB0473.xml)
2. **Comparison to Original Bill** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0473 To HB0473S01.pdf)
3. **Comparison to Sub #1** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/CP HB0473S01 To HB0473S02.pdf)
4. **Substitute #1** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0473S01.xml)
5. **Substitute #2** (committee substitute) — [source](https://le.utah.gov/Session/2026/bills/introduced/HB0473S02.xml)
6. **Enrolled** (enrolled) — [source](https://le.utah.gov/Session/2026/bills/enrolled/HB0473.xml)

## Votes

- Senate/ passed 2nd & 3rd readings/ suspension — **25–1** (pass) · upper
- House/ passed 3rd reading — **65–1** (pass) · lower

## Sponsors

- Chew, Scott H. — primary (person)
- Hinkins, David P. — cosponsor (person)

## Timeline

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

- **2026-02-03T23:50:18+00:00** Bill Numbered but not Distributed
- **2026-02-03T23:50:18+00:00** Numbered Bill Publicly Distributed
- **2026-02-03T23:50:19+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0473
- **2026-02-03T23:50:19+00:00** LFA/ bill sent to agencies for fiscal input for HB0473
- **2026-02-04T15:26:02+00:00** House/ received bill from Legislative Research `receipt`
- **2026-02-04T18:16:55+00:00** House/ 1st reading (Introduced)
- **2026-02-06T10:45:13+00:00** LFA/ fiscal note sent to sponsor for HB0473
- **2026-02-06T16:25:24+00:00** LFA/ fiscal note publicly available for HB0473
- **2026-02-06T17:16:29+00:00** House/ received fiscal note from Fiscal Analyst `receipt`
- **2026-02-09T19:35:38+00:00** House/ to standing committee [House Natural Resources, Agriculture, and Environment Committee] `referral-committee`
- **2026-02-10T16:35:29+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0473S01
- **2026-02-10T16:35:29+00:00** LFA/ bill sent to agencies for fiscal input for HB0473S01
- **2026-02-11T22:23:15+00:00** House Comm - Substitute Recommendation [House Natural Resources, Agriculture, and Environment Committee]
- **2026-02-11T22:23:50+00:00** House Comm - Favorable Recommendation [House Natural Resources, Agriculture, and Environment Committee] `committee-passage-favorable`
- **2026-02-12T00:34:06+00:00** LFA/ fiscal note sent to sponsor for HB0473S01
- **2026-02-12T14:48:59+00:00** LFA/ fiscal note publicly available for HB0473S01
- **2026-02-12T17:21:29+00:00** House/ comm rpt/ substituted [House Natural Resources, Agriculture, and Environment Committee]
- **2026-02-12T17:21:30+00:00** House/ 2nd reading
- **2026-02-19T15:02:19+00:00** LFA/ bill assigned to staff for fiscal analysis for HB0473S02
- **2026-02-19T15:02:19+00:00** LFA/ bill sent to agencies for fiscal input for HB0473S02
- **2026-02-19T22:22:13+00:00** House/ 3rd reading
- **2026-02-19T22:24:36+00:00** House/ substituted
- **2026-02-19T22:30:02+00:00** House/ passed 3rd reading `passage`
- **2026-02-19T22:30:04+00:00** House/ to Senate
- **2026-02-19T23:06:26+00:00** Senate/ received from House `receipt`
- **2026-02-20T17:15:42+00:00** Senate/ 1st reading (Introduced)
- **2026-02-20T23:15:40+00:00** LFA/ fiscal note sent to sponsor for HB0473S02
- **2026-02-20T23:47:43+00:00** LFA/ fiscal note publicly available for HB0473S02
- **2026-02-20T23:48:20+00:00** LFA/ fiscal note publicly available for HB0473S02
- **2026-02-23T21:31:06+00:00** Senate/ to standing committee [Senate Natural Resources, Agriculture, and Environment Committee] `referral-committee`
- **2026-02-24T23:26:15+00:00** Senate Comm - Favorable Recommendation [Senate Natural Resources, Agriculture, and Environment Committee] `committee-passage-favorable`
- **2026-02-25T17:20:50+00:00** Senate/ committee report favorable [Senate Natural Resources, Agriculture, and Environment Committee] `committee-passage-favorable`
- **2026-02-25T17:20:51+00:00** Senate/ placed on 2nd Reading Calendar
- **2026-03-05T00:03:05+00:00** Senate/ 2nd Reading Calendar to Rules [Senate Rules Committee] `reading-2`
- **2026-03-05T17:56:34+00:00** Senate/ Rules to 2nd Reading Calendar
- **2026-03-05T22:36:00+00:00** Senate/ 2nd & 3rd readings/ suspension
- **2026-03-05T22:38:36+00:00** Senate/ passed 2nd & 3rd readings/ suspension
- **2026-03-05T22:38:37+00:00** Senate/ signed by President/ returned to House `passage`
- **2026-03-05T22:38:38+00:00** Senate/ to House
- **2026-03-06T00:10:52+00:00** House/ received from Senate `receipt`
- **2026-03-06T00:10:53+00:00** House/ signed by Speaker/ sent for enrolling `passage`
- **2026-03-06T19:50:35+00:00** Bill Received from House for Enrolling
- **2026-03-06T19:50:39+00:00** Draft of Enrolled Bill Prepared
- **2026-03-11T17:15:38+00:00** Enrolled Bill Returned to House or Senate `enrolled`
- **2026-03-11T17:15:42+00:00** House/ enrolled bill to Printing
- **2026-03-12T18:57:31+00:00** House/ received enrolled bill from Printing `receipt`
- **2026-03-12T18:57:33+00:00** House/ to Governor `executive-receipt`
- **2026-03-25T14:40:00+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/3b207966-dab4-4cde-8f2a-4d7f851cc875`. Confidence: reported (aggregated from official Utah legislature records).