---
type: "Bill"
title: "conservation districts; water; invasive vegetation"
description: "conservation districts; water; invasive vegetation"
jurisdiction: "us/states/az"
legislature: "Arizona Legislature"
session: "55th-1st-regular"
identifier: "HB 2079"
citation: "Arizona HB 2079 (55th-1st-regular)"
classification: ["bill"]
subjects: ["AGRICULTURAL LANDS (S)", "CONSERVATION DISTRICTS", "INVASIVE VEGETATION", "INVASIVE VEGETATION ERADICATION (S)", "NATURAL RESOURCE CONSERVATION DISTRICTS", "POWERS AND DUTIES", "PUBLIC LANDS", "PUBLIC LANDS - TITLE 37", "SOIL HEALTH PROGRAM (S)", "TAXATION OF INCOME - TITLE 43", "WATER"]
status: "enacted"
primary_sponsors: ["Tim Dunn"]
version_count: 6
action_count: 17
vote_count: 5
first_action: "2021-01-11"
last_action: "2021-04-09"
source: "openstates"
source_identifier: "ocd-bill/1a7509fc-872a-4a62-b2a0-83f5ef7fd0de"
source_url: "https://apps.azleg.gov/BillStatus/BillOverview/74430?SessionId=123"
source_hash: "177f1712b7def6b93977514bb07bf5983dda97fb53dca4116d33711f40011486"
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-az"]
---

# Arizona HB 2079 (55th-1st-regular) — conservation districts; water; invasive vegetation

## Version chain

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

1. **Chaptered Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/laws/0190.htm)
2. **House Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2079H.htm)
3. **Introduced Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2079P.htm)
4. **SENATE - Engel flr amend (ref Bill) failed** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/proposed/S.2079ENGEL831.docx.htm)
5. **SENATE - Natural Resources, Energy and Water** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/adopted/S.2079NREW.DOCX.htm)
6. **Senate Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2079S.htm)

## Votes

- Passed — **18–10** (pass) · upper
- Passed — **48–10** (pass) · lower
- Passed — **48–11** (pass) · lower
- Passed — **0–0** (fail) · lower
- do pass amended — **0–0** (fail) · upper

## Sponsors

- Tim Dunn — primary (person)

## Timeline

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

- **2021-01-11** Prefiled. `filing`
- **2021-01-12** DP `committee-passage`
- **2021-01-12** House First Reading. `reading-1`
- **2021-01-13** House Second Reading `reading-2`
- **2021-01-25** House Placed on Consent Calendar
- **2021-01-28** PASSED `passage, reading-3`
- **2021-01-28** Transmit to Senate
- **2021-02-22** Senate First Reading `reading-1`
- **2021-02-23** Senate Second Reading `reading-2`
- **2021-03-03** DPA `amendment-passage`
- **2021-03-30** DPA `amendment-passage`
- **2021-04-01** PASSED `passage, reading-3`
- **2021-04-01** Transmit to House
- **2021-04-07** PASSED `passage`
- **2021-04-07** PASSED `passage`
- **2021-04-07** Transmit to Governor `executive-receipt`
- **2021-04-09** Signed by Governor `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1a7509fc-872a-4a62-b2a0-83f5ef7fd0de`. Confidence: reported (aggregated from official Arizona legislature records).