---
type: "Bill"
title: "Public Safety - Critical Infrastructure Protection"
description: "Public Safety - Critical Infrastructure Protection"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2026"
identifier: "HB 1239"
citation: "Maryland HB 1239 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Kaiser", "Kaufman", "Qi", "Simmons", "Watson"]
version_count: 3
action_count: 15
vote_count: 2
first_action: "2026-02-11"
last_action: "2026-05-12"
source: "openstates"
source_identifier: "ocd-bill/36b40f91-76cc-4aa6-8944-335b7e6026e1"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb1239?ys=2026RS"
source_hash: "285dadd1370962d581297f1943cc2688e137ca8aacb4522a7b5624b8c20aa7c3"
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 1239 (2026) — Public Safety - Critical Infrastructure Protection

## Version chain

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

1. **Chapter - Public Safety - Critical Infrastructure Protection** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/Chapters_noln/CH_447_hb1239t.pdf)
2. **First - Public Safety - Critical Infrastructure Protection** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/hb/hb1239f.pdf)
3. **Third - Public Safety - Critical Infrastructure Protection** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/hb/hb1239t.pdf)

## Votes

- On Third Reading — **124–0** (pass) · lower
- On Third Reading — **43–0** (pass) · upper

## Sponsors

- Kaiser — primary (person)
- Kaufman — primary (person)
- Qi — primary (person)
- Simmons — primary (person)
- Watson — primary (person)

## Timeline

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

- **2026-02-11** First Reading Government, Labor, and Elections `referral-committee`
- **2026-02-19** Hearing 3/03 at 1:00 p.m.
- **2026-03-20** Favorable with Amendments Report by Government, Labor, and Elections `committee-passage-favorable`
- **2026-03-20** Favorable with Amendments { `committee-passage-favorable`
- **2026-03-20** Second Reading Passed with Amendments
- **2026-03-21** Third Reading Passed `passage`
- **2026-03-23** Referred Education, Energy, and the Environment `referral-committee`
- **2026-04-10** Favorable Report by Education, Energy, and the Environment `committee-passage-favorable`
- **2026-04-10** Favorable `committee-passage-favorable`
- **2026-04-10** Motion Special Order until Later Today (Senator Harris) Withdrawn
- **2026-04-10** Favorable Adopted `committee-passage-favorable`
- **2026-04-10** Second Reading Passed
- **2026-04-13** Third Reading Passed `passage`
- **2026-04-13** Returned Passed
- **2026-05-12** Approved by the Governor - Chapter 447 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/36b40f91-76cc-4aa6-8944-335b7e6026e1`. Confidence: reported (aggregated from official Maryland legislature records).