---
type: "Bill"
title: "Vehicle Laws - Noise Abatement Monitoring Systems - Pilot Program"
description: "Vehicle Laws - Noise Abatement Monitoring Systems - Pilot Program"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2024"
identifier: "SB 155"
citation: "Maryland SB 155 (2024)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["A. Washington"]
version_count: 3
action_count: 15
vote_count: 2
first_action: "2023-10-25"
last_action: "2024-05-09"
source: "openstates"
source_identifier: "ocd-bill/a5eb9ed6-b97b-4ada-8bad-a7181bab98d6"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0155?ys=2024RS&search=True"
source_hash: "fa5842effa92b290ae259ea64165d73fbd70e0dd827dee33fdb5c58102368b9b"
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 155 (2024) — Vehicle Laws - Noise Abatement Monitoring Systems - Pilot Program

## Version chain

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

1. **Chapter - Vehicle Laws - Noise Abatement Monitoring Systems - Pilot Program** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/Chapters_noln/CH_625_sb0155t.pdf)
2. **First - Vehicle Laws - Noise Abatement Monitoring Systems - Authorization** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/sb/sb0155f.pdf)
3. **Third - Vehicle Laws - Noise Abatement Monitoring Systems - Pilot Program** (committee substitute) — [source](http://mgaleg.maryland.gov/2024RS/bills/sb/sb0155t.pdf)

## Votes

- On Third Reading — **99–35** (pass) · lower
- On Third Reading — **35–12** (pass) · upper

## Sponsors

- A. Washington — primary (person)

## Timeline

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

- **2023-10-25** Pre-filed `introduction`
- **2024-01-10** First Reading Judicial Proceedings `referral-committee`
- **2024-01-15** Hearing 1/31 at 1:00 p.m.
- **2024-04-03** Favorable with Amendments Report by Judicial Proceedings `committee-passage-favorable`
- **2024-04-03** Favorable with Amendments { `committee-passage-favorable`
- **2024-04-03** Second Reading Passed with Amendments
- **2024-04-04** Third Reading Passed `passage`
- **2024-04-04** Referred Rules and Executive Nominations `referral-committee`
- **2024-04-05** Rereferred to Environment and Transportation
- **2024-04-05** Favorable Report by Environment and Transportation `committee-passage-favorable`
- **2024-04-06** Favorable Adopted `committee-passage-favorable`
- **2024-04-06** Second Reading Passed
- **2024-04-08** Third Reading Passed `passage`
- **2024-04-08** Returned Passed
- **2024-05-09** Approved by the Governor - Chapter 625 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a5eb9ed6-b97b-4ada-8bad-a7181bab98d6`. Confidence: reported (aggregated from official Maryland legislature records).