---
type: "Bill"
title: "ignition interlock device; incarceration credits"
description: "ignition interlock device; incarceration credits"
jurisdiction: "us/states/az"
legislature: "Arizona Legislature"
session: "53rd-2nd-regular"
identifier: "SB 1502"
citation: "Arizona SB 1502 (53rd-2nd-regular)"
classification: ["bill"]
subjects: ["DUI", "IGNITION INTERLOCK DEVICES", "INCARCERATION CREDITS", "LICENSE SUSPENSION", "REQUIREMENTS", "TRANSPORTATION - TITLE 28"]
status: "enacted"
primary_sponsors: ["Steve Smith"]
version_count: 3
action_count: 11
vote_count: 3
first_action: "2018-01-31"
last_action: "2018-03-29"
source: "openstates"
source_identifier: "ocd-bill/5bdafbe5-4364-44ed-8193-c3df77fd2a29"
source_url: "https://apps.azleg.gov/BillStatus/BillOverview/70713?SessionId=119"
source_hash: "809b7a11d53009305020849872be0532925b0db676c93ab794a88ae10724560d"
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 1502 (53rd-2nd-regular) — ignition interlock device; incarceration credits

## 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/53leg/2R/laws/0109.htm)
2. **Introduced Version** (committee substitute) — [source](https://www.azleg.gov/legtext/53leg/2R/bills/SB1502P.htm)
3. **Senate Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/53leg/2R/bills/SB1502S.htm)

## Votes

- do pass amended — **0–0** (fail) · upper
- Passed — **29–1** (pass) · upper
- Passed — **48–11** (pass) · lower

## Sponsors

- Steve Smith — primary (person)

## Timeline

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

- **2018-03-01** passed `passage, reading-3`
- **2018-03-22** passed `passage, reading-3`
- **2018-03-05** house first reading. `reading-1`
- **2018-03-06** house second reading `reading-2`
- **2018-03-19** house placed on consent calendar
- **2018-01-31** senate first reading `reading-1`
- **2018-02-01** senate second reading `reading-2`
- **2018-03-29** signed by governor `executive-signature`
- **2018-03-01** transmit to house
- **2018-03-22** transmit to senate
- **2018-03-26** transmit to governor `executive-receipt`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5bdafbe5-4364-44ed-8193-c3df77fd2a29`. Confidence: reported (aggregated from official Arizona legislature records).