---
type: "Bill"
title: "State Government Regulation Of Perfluoroalkyl And Polyfluoroalkyl Substances"
description: "The act addresses the authority of the state government to regulate perfluoroalkyl and polyfluoroalkyl substances (PFAS)."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2020A"
identifier: "HB 20-1119"
citation: "Colorado HB 20-1119 (2020A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Dennis Hisey", "Lois Landgraf", "Pete Lee", "Thomas Exum"]
version_count: 11
action_count: 15
vote_count: 2
first_action: "2020-01-15T07:00:00+00:00"
last_action: "2020-06-29T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/72e433b4-350a-4095-ad8e-d034b8e9705b"
source_url: "http://leg.colorado.gov/bills/hb20-1119"
source_hash: "b1bf5d119238f8181340b53c24a89527fc0d7d49a518d99fd1ea0616f000dc4c"
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-co"]
---

# Colorado HB 20-1119 (2020A) — State Government Regulation Of Perfluoroalkyl And Polyfluoroalkyl Substances

The act addresses the authority of the state government to regulate perfluoroalkyl and polyfluoroalkyl substances (PFAS).

## Version chain

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

1. **Committee Amendment** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2020a_hb1119_s_app_002.pdf)
2. **Engrossed (06/04/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119_eng.pdf)
3. **Final Act (06/19/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119_enr.pdf)
4. **Introduced (01/15/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119_01.pdf)
5. **PA1 (03/10/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119ene_01.pdf)
6. **PA2 (06/03/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119fin.pdf)
7. **PA3 (06/04/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119app.pdf)
8. **Reengrossed (06/05/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119_ren.pdf)
9. **Rerevised (06/10/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119_rer.pdf)
10. **Revised (06/09/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1119_rev.pdf)
11. **Signed Act (06/29/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2020a_1119_signed.pdf)

## Votes

- BILL — **35–0** (pass) · upper
- BILL — **61–3** (pass) · lower

## Sponsors

- Dennis Hisey — primary (person)
- Lois Landgraf — primary (person)
- Pete Lee — primary (person)
- Thomas Exum — primary (person)

## Timeline

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

- **2020-06-29T06:00:00+00:00** Governor Signed `executive-signature`
- **2020-06-22T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2020-06-19T06:00:00+00:00** Signed by the Speaker of the House
- **2020-06-19T06:00:00+00:00** Signed by the President of the Senate
- **2020-06-10T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2020-06-09T06:00:00+00:00** Senate Second Reading Special Order - Passed - No Amendments
- **2020-06-09T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2020-06-08T06:00:00+00:00** Senate Committee on Finance Refer Unamended to Appropriations `referral-committee`
- **2020-06-06T06:00:00+00:00** Introduced In Senate - Assigned to Finance `introduction`
- **2020-06-05T06:00:00+00:00** House Third Reading Passed - No Amendments `reading-3, passage`
- **2020-06-04T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2020-06-03T06:00:00+00:00** House Committee on Appropriations Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2020-05-28T06:00:00+00:00** House Committee on Finance Refer Amended to Appropriations `referral-committee`
- **2020-03-09T06:00:00+00:00** House Committee on Energy & Environment Refer Amended to Finance `referral-committee`
- **2020-01-15T07:00:00+00:00** Introduced In House - Assigned to Energy & Environment `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/72e433b4-350a-4095-ad8e-d034b8e9705b`. Confidence: reported (aggregated from official Colorado legislature records).