---
type: "Bill"
title: "Motor Vehicles - Speed Monitoring Systems - Statements and Certificates of Violations"
description: "Motor Vehicles - Speed Monitoring Systems - Statements and Certificates of Violations"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2025"
identifier: "SB 390"
citation: "Maryland SB 390 (2025)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Smith"]
version_count: 3
action_count: 18
vote_count: 2
first_action: "2025-01-17"
last_action: "2025-05-13"
source: "openstates"
source_identifier: "ocd-bill/ea3058ff-906c-469f-b0a5-498ccb805352"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0390?ys=2025RS&search=True"
source_hash: "27332088836713218a581d60d7238d4cde5c903bffd31d504a77686b8032fd61"
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 390 (2025) — Motor Vehicles - Speed Monitoring Systems - Statements and Certificates of Violations

## Version chain

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

1. **Chapter - Motor Vehicles - Speed Monitoring Systems - Statements and Certificates of Violations** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/Chapters_noln/CH_466_sb0390t.pdf)
2. **First - Motor Vehicles - Speed Monitoring Systems - Statements and Certificates of Violations** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/sb/sb0390f.pdf)
3. **Third - Motor Vehicles - Speed Monitoring Systems - Statements and Certificates of Violations** (committee substitute) — [source](http://mgaleg.maryland.gov/2025RS/bills/sb/sb0390t.pdf)

## Votes

- On Third Reading — **102–31** (pass) · lower
- On Third Reading — **33–10** (pass) · upper

## Sponsors

- Smith — primary (person)

## Timeline

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

- **2025-01-17** First Reading Judicial Proceedings `referral-committee`
- **2025-01-22** Hearing 1/31 at 11:00 a.m.
- **2025-01-28** Hearing canceled
- **2025-01-28** Hearing 1/31 at 10:00 a.m.
- **2025-02-10** Favorable Report by Judicial Proceedings `committee-passage-favorable`
- **2025-02-11** Favorable `committee-passage-favorable`
- **2025-02-11** Motion Special Order until 2/12 (Senator Folden) Adopted
- **2025-02-12** Favorable Adopted `committee-passage-favorable`
- **2025-02-12** Floor Amendment {
- **2025-02-12** Second Reading Passed with Amendments
- **2025-02-18** Third Reading Passed `passage`
- **2025-02-19** Referred Environment and Transportation `referral-committee`
- **2025-03-17** Hearing 3/20 at 1:00 p.m.
- **2025-03-28** Favorable Report by Environment and Transportation `committee-passage-favorable`
- **2025-03-28** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2025-03-31** Third Reading Passed `passage`
- **2025-03-31** Returned Passed
- **2025-05-13** Approved by the Governor - Chapter 466 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ea3058ff-906c-469f-b0a5-498ccb805352`. Confidence: reported (aggregated from official Maryland legislature records).