---
type: "Bill"
title: "mental disorders; considerations; involuntary treatment"
description: "mental disorders; considerations; involuntary treatment"
jurisdiction: "us/states/az"
legislature: "Arizona Legislature"
session: "55th-1st-regular"
identifier: "SB 1059"
citation: "Arizona SB 1059 (55th-1st-regular)"
classification: ["bill"]
subjects: ["CONSIDERATIONS", "COURT ORDER (H)", "COURT-ORDERED EVALUATIONS", "INVOLUNTARY TREATMENT", "MENTAL DISORDER", "MENTAL DISORDERS (H)", "PUBLIC HEALTH AND SAFETY - TITLE 36"]
status: "enacted"
primary_sponsors: ["Nancy Barto"]
version_count: 5
action_count: 15
vote_count: 3
first_action: "2021-01-06"
last_action: "2021-04-14"
source: "openstates"
source_identifier: "ocd-bill/57a7c23a-f06b-46a7-9fb0-6d5a4851d4a9"
source_url: "https://apps.azleg.gov/BillStatus/BillOverview/74365?SessionId=123"
source_hash: "b71943e67adb5e975807e95ff59a1ad1ebb9ddd4d976df9331064bacfe3cff2c"
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 SB 1059 (55th-1st-regular) — mental disorders; considerations; involuntary treatment

## 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/0225.htm)
2. **Introduced Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/SB1059P.htm)
3. **SENATE - Barto flr amend (ref Bill) adopted** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/adopted/S.1059FloorBARTO.docx.htm)
4. **SENATE - Health and Human Services** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/adopted/S.1059HHS.DOCX.htm)
5. **Senate Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/SB1059S.htm)

## Votes

- Passed — **29–0** (pass) · upper
- Passed — **58–0** (pass) · lower
- do pass amended — **0–0** (fail) · upper

## Sponsors

- Nancy Barto — primary (person)

## Timeline

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

- **2021-01-06** Prefiled. `filing`
- **2021-01-11** Senate First Reading `reading-1`
- **2021-01-12** Senate Second Reading `reading-2`
- **2021-01-20** DPA `amendment-passage`
- **2021-02-10** DPA `amendment-passage`
- **2021-02-11** PASSED `passage, reading-3`
- **2021-02-11** Transmit to House
- **2021-02-23** House First Reading. `reading-1`
- **2021-02-24** House Second Reading `reading-2`
- **2021-03-15** DP `committee-passage`
- **2021-03-22** House Placed on Consent Calendar
- **2021-04-07** PASSED `passage, reading-3`
- **2021-04-07** Transmit to Senate
- **2021-04-08** Transmit to Governor `executive-receipt`
- **2021-04-14** 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/57a7c23a-f06b-46a7-9fb0-6d5a4851d4a9`. Confidence: reported (aggregated from official Arizona legislature records).