---
type: "Bill"
title: "Environment - Hazardous Material Security - Repeal"
description: "Environment - Hazardous Material Security - Repeal"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2017"
identifier: "HB 121"
citation: "Maryland HB 121 (2017)"
classification: ["bill"]
subjects: ["Environment", "Auditors and Audits", "Disclosure", "Environment", "Department of", "Fees", "Hazardous and Toxic Substances", "Penalties and Sentences", "Revenue and Taxes", "Rules and Regulations", "Safety", "State Police", "Department of"]
status: "enacted"
primary_sponsors: ["Chair"]
version_count: 1
action_count: 15
vote_count: 2
first_action: "2017-01-18"
last_action: "2017-05-04"
source: "openstates"
source_identifier: "ocd-bill/bc8bad2a-97cd-4fc4-8035-b67f3be5c4c4"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=HB121&stab=01&pid=billpage&tab=subject3&ys=2017rs"
source_hash: "a141155314bc3a3642e899740ffc03abd2340921c42148f02110fe02811ea675"
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 121 (2017) — Environment - Hazardous Material Security - Repeal

## Version chain

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

1. **Bill Text** (committee substitute) — [source](http://mgaleg.maryland.gov/2017RS/bills/hb/hb0121f.pdf)

## Votes

- Third Reading — **46–0** (pass) · legislature
- Third Reading — **136–0** (pass) · legislature

## Sponsors

- Chair — primary (person)
- Environment and Transportation Committee (By Request - Departmental - Environment) — cosponsor (person)

## Timeline

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

- **2017-01-18** First Reading Environment and Transportation `referral-committee`
- **2017-01-18** Hearing 2/08 at 1:00 p.m.
- **2017-02-20** Favorable Report by Environment and Transportation `committee-passage-favorable`
- **2017-02-21** Favorable Report Adopted `committee-passage-favorable`
- **2017-02-21** Second Reading Passed
- **2017-02-23** Third Reading Passed (136-0) `passage`
- **2017-02-24** First Reading Senate Rules `referral-committee`
- **2017-03-15** Rereferred to Education, Health, and Environmental Affairs
- **2017-03-15** Hearing 3/23 at 1:00 p.m.
- **2017-04-03** Favorable Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2017-04-04** Favorable Report Adopted `committee-passage-favorable`
- **2017-04-04** Second Reading Passed
- **2017-04-05** Third Reading Passed (46-0) `passage`
- **2017-04-06** Returned Passed
- **2017-05-04** Approved by the Governor - Chapter 375 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/bc8bad2a-97cd-4fc4-8035-b67f3be5c4c4`. Confidence: reported (aggregated from official Maryland legislature records).