---
type: "Bill"
title: "Environment – Use of Fire–Fighting Foam and PFAS Chemicals"
description: "Environment – Use of Fire–Fighting Foam and PFAS Chemicals"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2020"
identifier: "SB 420"
citation: "Maryland SB 420 (2020)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Augustine", "Beidle", "Elfreth", "Kagan", "Lam", "Peters", "Pinsky", "Waldstreicher"]
version_count: 4
action_count: 18
vote_count: 4
first_action: "2020-01-27"
last_action: "2020-05-08"
source: "openstates"
source_identifier: "ocd-bill/0b322c1f-f843-4ffb-8048-3dc17ae29376"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0420?ys=2020RS&search=True"
source_hash: "afed40261c0740aded9f387772ce354fff097dbb04e72f8cc9c8db3d4d978fa4"
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 420 (2020) — Environment – Use of Fire–Fighting Foam and PFAS Chemicals

## Version chain

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

1. **Chapter - Environment – Use of Fire–Fighting Foam and PFAS Chemicals** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/Chapters_noln/CH_277_sb0420e.pdf)
2. **Enrolled - Environment – Use of Fire–Fighting Foam and PFAS Chemicals** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/bills/sb/sb0420e.pdf)
3. **First - Public Safety - Fire Fighting Foam and PFAS Chemicals** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/bills/sb/sb0420f.pdf)
4. **Third - Environment – Use of Fire–Fighting Foam and PFAS Chemicals** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/bills/sb/sb0420t.pdf)

## Votes

- Motion to suspend rules and allow 2 Rdgs on 1 Day — **128–0** (pass) · lower
- On third reading — **45–0** (pass) · upper
- On Third Reading — **46–0** (pass) · upper
- ON THIRD READING (Rules Suspended) (Amend) — **133–0** (pass) · lower

## Sponsors

- Augustine — primary (person)
- Beidle — primary (person)
- Elfreth — primary (person)
- Kagan — primary (person)
- Lam — primary (person)
- Peters — primary (person)
- Pinsky — primary (person)
- Waldstreicher — primary (person)

## Timeline

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

- **2020-01-27** First Reading Education, Health, and Environmental Affairs `referral-committee`
- **2020-01-30** Hearing 2/11 at 1:00 p.m.
- **2020-02-24** Favorable with Amendments Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2020-02-25** Favorable with Amendments { `committee-passage-favorable`
- **2020-02-25** Second Reading Passed with Amendments
- **2020-02-27** Third Reading Passed `passage`
- **2020-02-28** Referred Health and Government Operations `referral-committee`
- **2020-03-15** Favorable with Amendments Report by Health and Government Operations `committee-passage-favorable`
- **2020-03-15** Favorable with Amendments { `committee-passage-favorable`
- **2020-03-15** Motion Special Order until Next Session (Delegate Pena-Melnyk) Adopted
- **2020-03-15** Favorable with Amendments { `committee-passage-favorable`
- **2020-03-15** Second Reading Passed with Amendments
- **2020-03-15** Motion Rules Suspend Two Readings Same Day (Delegate Pena-Melnyk) Adopted
- **2020-03-15** Third Reading Passed `passage`
- **2020-03-17** Senate Concurs House Amendments
- **2020-03-17** Third Reading Passed `passage`
- **2020-03-17** Passed Enrolled
- **2020-05-08** Enacted under Article II, Section 17(c) of the Maryland Constitution - Chapter 277 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0b322c1f-f843-4ffb-8048-3dc17ae29376`. Confidence: reported (aggregated from official Maryland legislature records).