---
type: "Bill"
title: "Drunk Driving Offenses - Expungement and the Ignition Interlock System Program"
description: "Drunk Driving Offenses - Expungement and the Ignition Interlock System Program"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2024"
identifier: "HB 105"
citation: "Maryland HB 105 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Atterbeary"]
version_count: 4
action_count: 30
vote_count: 4
first_action: "2023-10-25"
last_action: "2024-05-16"
source: "openstates"
source_identifier: "ocd-bill/9db2ad59-1092-41d4-9497-e12b137c3595"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0105?ys=2024RS&search=True"
source_hash: "e6838b4c94b7f5648abeccf295d786a68de75c3967ab95bd1a115b8a3b43fba3"
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 HB 105 (2024) — Drunk Driving Offenses - Expungement and the Ignition Interlock System Program

## Version chain

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

1. **Chapter - Drunk Driving Offenses - Expungement and the Ignition Interlock System Program** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/Chapters_noln/CH_715_hb0105e.pdf)
2. **Enrolled - Drunk Driving Offenses – Ignition Interlock System Program** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0105e.pdf)
3. **First - Drunk Driving Offenses – Ignition Interlock System Program** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0105f.pdf)
4. **Third - Drunk Driving Offenses – Ignition Interlock System Program** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/hb/hb0105t.pdf)

## Votes

- Bill is on Third Reading for Final Passage. — **44–3** (pass) · upper
- On Third Reading (Amend) — **44–0** (pass) · upper
- On Third Reading and Final Passage (CCR Adp) — **106–28** (pass) · lower
- On Third Reading — **106–31** (pass) · lower

## Sponsors

- Atterbeary — primary (person)

## Timeline

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

- **2023-10-25** Pre-filed `introduction`
- **2024-01-10** First Reading Judiciary `referral-committee`
- **2024-02-06** Hearing 2/21 at 1:00 p.m.
- **2024-02-21** Hearing canceled
- **2024-02-21** Hearing 2/21 at 1:30 p.m.
- **2024-03-16** Favorable with Amendments Report by Judiciary `committee-passage-favorable`
- **2024-03-16** Favorable with Amendments { `committee-passage-favorable`
- **2024-03-16** Second Reading Passed with Amendments
- **2024-03-18** Third Reading Passed `passage`
- **2024-03-18** Referred Judicial Proceedings `referral-committee`
- **2024-04-01** Favorable with Amendments Report by Judicial Proceedings `committee-passage-favorable`
- **2024-04-01** Favorable with Amendments { `committee-passage-favorable`
- **2024-04-01** Second Reading Passed with Amendments
- **2024-04-02** Third Reading Passed `passage`
- **2024-04-04** House Refuses Concur Senate Amendments
- **2024-04-04** House Requests Senate Recede
- **2024-04-04** House Conference Committee Appointed (Delegates Clippinger, Valentine and Embry)
- **2024-04-08** House Refuses Concur Senate Amendments
- **2024-04-08** House Requests Senate Recede
- **2024-04-08** House Conference Committee Appointed (Delegates Clippinger, Valentine and Embry)
- **2024-04-08** Senate Refuses Recede
- **2024-04-08** Senate Conference Committee Appointed (Senators Waldstreicher, Muse and Folden)
- **2024-04-08** Senate Refuses Recede
- **2024-04-08** Senate Conference Committee Appointed (Senators Waldstreicher, Muse and Folden)
- **2024-04-08** Conference Committee Report {
- **2024-04-08** Third Reading Passed `passage`
- **2024-04-08** Conference Committee Report {
- **2024-04-08** Third Reading Passed `passage`
- **2024-04-08** Passed Enrolled
- **2024-05-16** Approved by the Governor - Chapter 715 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/9db2ad59-1092-41d4-9497-e12b137c3595`. Confidence: reported (aggregated from official Maryland legislature records).