---
type: "Bill"
title: "Vehicle Laws - Ignition Interlock System Program - Required Participation"
description: "Vehicle Laws - Ignition Interlock System Program - Required Participation"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2026"
identifier: "SB 38"
citation: "Maryland SB 38 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 13
vote_count: 2
first_action: "2025-09-26"
last_action: "2026-04-14"
source: "openstates"
source_identifier: "ocd-bill/63bc9a4c-87d8-438f-a899-6a27b5e99b31"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0038?ys=2026RS"
source_hash: "71abd78ab12cc8d51a20d7f9a28c0cb69823d72836d969da4474234082117b73"
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-md"]
---

# Maryland SB 38 (2026) — Vehicle Laws - Ignition Interlock System Program - Required Participation

## Version chain

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

1. **Chapter - Vehicle Laws - Ignition Interlock System Program - Required Participation** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/Chapters_noln/CH_81_sb0038t.pdf)
2. **First - Vehicle Laws - Ignition Interlock System Program - Required Participation** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/sb/sb0038f.pdf)
3. **Third - Vehicle Laws - Ignition Interlock System Program - Required Participation** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/sb/sb0038t.pdf)

## Votes

- On Third Reading — **116–0** (pass) · lower
- On Third Reading — **44–0** (pass) · upper

## Sponsors

- Chair, Judicial Proceedings Committee — primary (organization)

## Timeline

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

- **2025-09-26** Pre-filed `introduction`
- **2026-01-14** First Reading Judicial Proceedings `referral-committee`
- **2026-01-13** Hearing 1/21 at 11:00 a.m.
- **2026-03-09** Favorable Report by Judicial Proceedings `committee-passage-favorable`
- **2026-03-10** Favorable Adopted `committee-passage-favorable`
- **2026-03-10** Second Reading Passed
- **2026-03-12** Third Reading Passed `passage`
- **2026-03-13** Referred Judiciary `referral-committee`
- **2026-04-02** Favorable Report by Judiciary `committee-passage-favorable`
- **2026-04-02** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2026-04-03** Third Reading Passed `passage`
- **2026-04-06** Returned Passed
- **2026-04-14** Approved by the Governor - Chapter 81 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/63bc9a4c-87d8-438f-a899-6a27b5e99b31`. Confidence: reported (aggregated from official Maryland legislature records).