---
type: "Bill"
title: "income tax; returns; filing extension.."
description: "income tax; returns; filing extension.."
jurisdiction: "us/states/az"
legislature: "Arizona Legislature"
session: "55th-1st-regular"
identifier: "SB 1350"
citation: "Arizona SB 1350 (55th-1st-regular)"
classification: ["bill"]
subjects: ["DUE DATES AND TIMES", "FILING EXTENSION", "INCOME TAX", "RETROACTIVITY", "RETURNS", "TAX ADMINISTRATION", "TAXATION - TITLE 42"]
status: "enacted"
primary_sponsors: ["Vince Leach"]
version_count: 3
action_count: 13
vote_count: 2
first_action: "2021-01-26"
last_action: "2021-04-05"
source: "openstates"
source_identifier: "ocd-bill/5dab6972-eb5d-49cb-9a81-679bf9ed15b0"
source_url: "https://apps.azleg.gov/BillStatus/BillOverview/75368?SessionId=123"
source_hash: "a46449295e0501aa6998fce169120d9e809af8debef888ccf88f961d9e2c2421"
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 1350 (55th-1st-regular) — income tax; returns; filing extension..

## 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/0178.htm)
2. **Introduced Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/SB1350P.htm)
3. **Senate Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/SB1350S.htm)

## Votes

- Passed — **30–0** (pass) · upper
- Passed — **60–0** (pass) · lower

## Sponsors

- Vince Leach — primary (person)

## Timeline

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

- **2021-01-26** Senate First Reading `reading-1`
- **2021-01-27** Senate Second Reading `reading-2`
- **2021-02-10** DP `committee-passage`
- **2021-02-22** PASSED `passage, reading-3`
- **2021-02-22** Transmit to House
- **2021-03-01** House First Reading. `reading-1`
- **2021-03-02** House Second Reading `reading-2`
- **2021-03-10** DP `committee-passage`
- **2021-03-15** House Placed on Consent Calendar
- **2021-03-29** PASSED `passage, reading-3`
- **2021-03-29** Transmit to Senate
- **2021-03-30** Transmit to Governor `executive-receipt`
- **2021-04-05** 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/5dab6972-eb5d-49cb-9a81-679bf9ed15b0`. Confidence: reported (aggregated from official Arizona legislature records).