---
type: "Bill"
title: "common school districts; unification; budget"
description: "common school districts; unification; budget"
jurisdiction: "us/states/az"
legislature: "Arizona Legislature"
session: "55th-1st-regular"
identifier: "HB 2259"
citation: "Arizona HB 2259 (55th-1st-regular)"
classification: ["bill"]
subjects: ["BUDGET", "COMMON SCHOOLS", "EDUCATION - TITLE 15", "EMERGENCY", "REPEAL", "RETROACTIVITY", "SCHOOL FINANCE", "UNIFICATION"]
status: "enacted"
primary_sponsors: ["Joanne Osborne"]
version_count: 5
action_count: 12
vote_count: 4
first_action: "2021-01-20"
last_action: "2021-02-12"
source: "openstates"
source_identifier: "ocd-bill/b0113d5c-02c8-415e-bf34-d7d1e858198d"
source_url: "https://apps.azleg.gov/BillStatus/BillOverview/74706?SessionId=123"
source_hash: "859542035990147c1e3e9137ce9afd66ae30024dd1456aa45ade69a3bc18b8fe"
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 2259 (55th-1st-regular) — common school districts; unification; budget

## 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/0011.htm)
2. **HOUSE - Amended by ED - Udall - passed** (committee substitute) — [source](https://apps.azleg.gov/BillStatus/GetDocumentPdf/482795)
3. **HOUSE - Education** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/adopted/H.2259EDUCATION.DOCX.htm)
4. **House Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2259H.htm)
5. **Introduced Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2259P.htm)

## Votes

- Passed — **57–2** (pass) · lower
- do pass amended — **0–0** (fail) · lower
- Passed — **0–0** (fail) · upper
- Passed — **29–0** (pass) · upper

## Sponsors

- Joanne Osborne — primary (person)
- Tim Dunn — cosponsor (person)

## Timeline

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

- **2021-01-20** House First Reading. `reading-1`
- **2021-01-21** House Second Reading `reading-2`
- **2021-01-26** DPA `amendment-passage`
- **2021-02-03** DPA `amendment-passage`
- **2021-02-03** PASSED `passage, reading-3`
- **2021-02-03** Transmit to Senate
- **2021-02-04** PASSED `passage`
- **2021-02-04** PASSED `passage, reading-3`
- **2021-02-04** Senate First Reading `reading-1`
- **2021-02-05** Transmit to House
- **2021-02-08** Transmit to Governor `executive-receipt`
- **2021-02-12** 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/b0113d5c-02c8-415e-bf34-d7d1e858198d`. Confidence: reported (aggregated from official Arizona legislature records).