republic-os/legislation/us/states/co/2024a/sb-24-124.md

---
type: "Bill"
title: "Health-Care Coverage for Biomarker Testing"
description: "The act requires all large group health benefit plans to provide coverage for biomarker testing to guide treatment decisions if the testing is supported by medical and scientific evidence. The act defines \"biomarker testing\" as an analysis of a patient's tissue, blood, or other biospecimen for the presence of an indicator of normal biological processes, pathogenic processes, or pharmacologic responses to a specific therapeutic intervention. The required testing under the act does not include biomarker testing for screening purposes or direct-to-consumer genetic tests."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2024A"
identifier: "SB 24-124"
citation: "Colorado SB 24-124 (2024A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Anthony Hartsook", "Dafna Michaelson Jenet", "Janice Rich", "Monica Duran"]
version_count: 10
action_count: 14
vote_count: 4
first_action: "2024-02-06T07:00:00+00:00"
last_action: "2024-06-03T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/71c8ab3d-69c2-417e-9273-0d78793268a7"
source_url: "https://leg.colorado.gov/bills/sb24-124"
source_hash: "f53006b4e0913963b90e7ef743c6ebc9b8798f99b62ca89887b8d6d7c69e687c"
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 SB 24-124 (2024A) — Health-Care Coverage for Biomarker Testing

The act requires all large group health benefit plans to provide coverage for biomarker testing to guide treatment decisions if the testing is supported by medical and scientific evidence. The act defines "biomarker testing" as an analysis of a patient's tissue, blood, or other biospecimen for the presence of an indicator of normal biological processes, pathogenic processes, or pharmacologic responses to a specific therapeutic intervention. The required testing under the act does not include biomarker testing for screening purposes or direct-to-consumer genetic tests.

## Version chain

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

1. **Committee Amendment** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2024a_sb124_h_hhs_001.pdf)
2. **Engrossed (04/25/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_eng.pdf)
3. **Final Act (05/17/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_enr.pdf)
4. **Introduced (02/06/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_01.pdf)
5. **PA1 (04/12/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_s_hhs_01.pdf)
6. **PA2 (05/03/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_h_hhs_01.pdf)
7. **Reengrossed (04/26/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_ren.pdf)
8. **Rerevised (05/05/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_rer.pdf)
9. **Revised (05/04/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_124_rev.pdf)
10. **Signed Act (06/03/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2024a_124_signed.pdf)

## Votes

- BILL — **31–4** (pass) · upper
- BILL — **55–8** (pass) · lower
- REPASS — **28–6** (pass) · upper
- CONCUR — **34–0** (pass) · upper

## Sponsors

- Anthony Hartsook — primary (person)
- Dafna Michaelson Jenet — primary (person)
- Janice Rich — primary (person)
- Monica Duran — primary (person)

## Timeline

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

- **2024-06-03T06:00:00+00:00** Governor Signed `executive-signature`
- **2024-05-17T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2024-05-17T06:00:00+00:00** Signed by the Speaker of the House
- **2024-05-17T06:00:00+00:00** Signed by the President of the Senate
- **2024-05-06T06:00:00+00:00** Senate Considered House Amendments - Result was to Concur - Repass
- **2024-05-05T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2024-05-04T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2024-05-02T06:00:00+00:00** House Committee on Health & Human Services Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2024-04-26T06:00:00+00:00** Introduced In House - Assigned to Health & Human Services `introduction`
- **2024-04-26T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2024-04-25T06:00:00+00:00** Senate Second Reading Passed with Amendments - Committee, Floor `reading-2`
- **2024-04-23T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2024-04-11T06:00:00+00:00** Senate Committee on Health & Human Services Refer Amended to Appropriations `referral-committee`
- **2024-02-06T07:00:00+00:00** Introduced In Senate - Assigned to Health & Human Services `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/71c8ab3d-69c2-417e-9273-0d78793268a7`. Confidence: reported (aggregated from official Colorado legislature records).