---
type: "Bill"
title: "Environment - Testing for Lead in Drinking Water - Public and Nonpublic Schools"
description: "Environment - Testing for Lead in Drinking Water - Public and Nonpublic Schools"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2017"
identifier: "HB 270"
citation: "Maryland HB 270 (2017)"
classification: ["bill"]
subjects: ["Environment", "Primary and Secondary Education", "Chemical Tests", "Education", "State Department of", "Environment", "Department of", "General Services", "Department of", "Hazardous and Toxic Substances", "Private Schools", "Public Schools", "Reports", "Water"]
status: "enacted"
primary_sponsors: ["Lafferty"]
version_count: 1
action_count: 16
vote_count: 2
first_action: "2017-01-23"
last_action: "2017-05-04"
source: "openstates"
source_identifier: "ocd-bill/6ff50338-f3a8-41d8-834b-a423492ce6b3"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=HB270&stab=01&pid=billpage&tab=subject3&ys=2017rs"
source_hash: "a0444862527239ea6255bc6cdda642e87af37b22c176cb82fa0179e75bb1e6ff"
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 270 (2017) — Environment - Testing for Lead in Drinking Water - Public and Nonpublic Schools

## 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/hb0270f.pdf)

## Votes

- Third Reading — **117–23** (pass) · legislature
- Third Reading — **47–0** (pass) · legislature

## Sponsors

- Lafferty — primary (person)
- Ali — cosponsor (person)
- Bromwell — cosponsor (person)
- Ebersole — cosponsor (person)
- Glenn — cosponsor (person)
- Hayes — cosponsor (person)
- Hettleman — cosponsor (person)
- Lierman — cosponsor (person)
- M. Washington — cosponsor (person)
- McIntosh — cosponsor (person)
- Mosby — cosponsor (person)
- Oaks — cosponsor (person)
- Platt — cosponsor (person)
- Rosenberg — cosponsor (person)
- Turner — cosponsor (person)
- Wilkins — cosponsor (person)

## Timeline

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

- **2017-01-23** First Reading Environment and Transportation and Ways and Means `referral-committee`
- **2017-01-25** Hearing 2/24 at 1:00 p.m. (Environment and Transportation)
- **2017-03-20** Favorable with Amendments Report by Environment and Transportation `committee-passage-favorable`
- **2017-03-20** Favorable with Amendments {690012/1 Report Adopted `committee-passage-favorable`
- **2017-03-20** Second Reading Passed with Amendments
- **2017-03-20** Third Reading Passed (117-23) `passage`
- **2017-03-20** First Reading Education, Health, and Environmental Affairs `referral-committee`
- **2017-03-22** Hearing 4/05 at 1:00 p.m.
- **2017-03-29** Hearing canceled
- **2017-03-29** Hearing 4/05 at 1:00 p.m.
- **2017-04-07** Favorable Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2017-04-10** Favorable Report Adopted `committee-passage-favorable`
- **2017-04-10** Second Reading Passed
- **2017-04-10** Third Reading Passed (47-0) `passage`
- **2017-04-10** Returned Passed
- **2017-05-04** Approved by the Governor - Chapter 386 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/6ff50338-f3a8-41d8-834b-a423492ce6b3`. Confidence: reported (aggregated from official Maryland legislature records).