republic-os/legislation/us/states/co/2019a/hb-19-1129.md

---
type: "Bill"
title: "Prohibit Conversion Therapy for A Minor"
description: "Physicians - mental health care providers - conversion therapy for minors prohibited - disciplinary action. The act prohibits a licensed physician specializing in psychiatry or a licensed, certified, or registered mental health care provider from engaging in conversion therapy with a patient under 18 years of age. A licensee who engages in these practices is subject to disciplinary action by the appropriate licensing board. \"Conversion therapy\" means efforts to change an individual's sexual orientation, including efforts to change behaviors or gender expressions or to eliminate or reduce sexual or romantic attraction or feelings toward individuals of the same sex."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2019A"
identifier: "HB 19-1129"
citation: "Colorado HB 19-1129 (2019A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Dafna Michaelson Jenet", "Daneya Esgar", "Stephen Fenberg"]
version_count: 9
action_count: 21
vote_count: 4
first_action: "2019-01-24T07:00:00+00:00"
last_action: "2019-05-31T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/c737f0b4-e1ad-4eaa-b34d-b2dc6b894678"
source_url: "http://leg.colorado.gov/bills/hb19-1129"
source_hash: "2b3ce2564574cb9a4060286648d534c6e4fe0734ff119fb51b55046be33934a2"
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 19-1129 (2019A) — Prohibit Conversion Therapy for A Minor

Physicians - mental health care providers - conversion therapy for minors prohibited - disciplinary action. The act prohibits a licensed physician specializing in psychiatry or a licensed, certified, or registered mental health care provider from engaging in conversion therapy with a patient under 18 years of age. A licensee who engages in these practices is subject to disciplinary action by the appropriate licensing board. "Conversion therapy" means efforts to change an individual's sexual orientation, including efforts to change behaviors or gender expressions or to eliminate or reduce sexual or romantic attraction or feelings toward individuals of the same sex.

## 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/2019a_hb1129_s_sa_001.pdf)
2. **Engrossed (02/15/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129_eng.pdf)
3. **Final Act (05/09/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129_enr.pdf)
4. **Introduced (01/24/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129_01.pdf)
5. **PA1 (02/14/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129phc_01.pdf)
6. **Reengrossed (02/19/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129_ren.pdf)
7. **Rerevised (03/25/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129_rer.pdf)
8. **Revised (03/21/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2019A/bills/2019a_1129_rev.pdf)
9. **Signed Act (05/31/2019)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2019a_1129_signed.pdf)

## Votes

- BILL — **21–13** (pass) · lower
- REPASS — **43–21** (pass) · lower
- CONCUR — **47–17** (pass) · lower
- BILL — **42–20** (pass) · lower

## Sponsors

- Dafna Michaelson Jenet — primary (person)
- Daneya Esgar — primary (person)
- Stephen Fenberg — primary (person)

## Timeline

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

- **2019-05-31T06:00:00+00:00** Governor Signed `executive-signature`
- **2019-05-09T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2019-05-09T06:00:00+00:00** Signed by the President of the Senate
- **2019-05-09T06:00:00+00:00** Signed by the Speaker of the House
- **2019-04-05T06:00:00+00:00** House Considered Senate Amendments - Result was to Concur - Repass
- **2019-04-04T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2019-04-03T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2019-04-02T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2019-04-01T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2019-03-28T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over to 04/01/2019
- **2019-03-28T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2019-03-26T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over to 03/27/2019
- **2019-03-25T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2019-03-22T06:00:00+00:00** Senate Third Reading Laid Over Daily - No Amendments
- **2019-03-21T06:00:00+00:00** Senate Second Reading Passed with Amendments - Floor `reading-2`
- **2019-03-18T06:00:00+00:00** Senate Committee on State, Veterans, & Military Affairs Refer Unamended to Senate Committee of the Whole `referral-committee, committee-passage`
- **2019-02-20T07:00:00+00:00** Introduced In Senate - Assigned to State, Veterans, & Military Affairs `introduction`
- **2019-02-19T07:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2019-02-15T07:00:00+00:00** House Second Reading Passed with Amendments - Committee `reading-2`
- **2019-02-13T07:00:00+00:00** House Committee on Public Health Care & Human Services Refer Amended to House Committee of the Whole `referral-committee, committee-passage`
- **2019-01-24T07:00:00+00:00** Introduced In House - Assigned to Public Health Care & Human Services `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c737f0b4-e1ad-4eaa-b34d-b2dc6b894678`. Confidence: reported (aggregated from official Colorado legislature records).