---
type: "Bill"
title: "Expand Medical Marijuana Research Grant Programs"
description: "The act extends the medical marijuana research grant program in the department of public health and environment through fiscal year 2023-24."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2022A"
identifier: "SB 22-155"
citation: "Colorado SB 22-155 (2022A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Don Coram", "Edie Hooton"]
version_count: 9
action_count: 15
vote_count: 2
first_action: "2022-03-14T06:00:00+00:00"
last_action: "2022-06-09T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/51e8d95b-2999-4c9f-9891-d38bd61cd3e8"
source_url: "https://leg.colorado.gov/bills/sb22-155"
source_hash: "29dd8435c07c976a5839f5bb18dcd0ed3142feed3b71de6617ecd0e4b50b9389"
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 22-155 (2022A) — Expand Medical Marijuana Research Grant Programs

The act extends the medical marijuana research grant program in the department of public health and environment through fiscal year 2023-24.

## 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/2022a_sb155_h_app_001.pdf)
2. **Engrossed (04/27/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_eng.pdf)
3. **Final Act (05/18/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_enr.pdf)
4. **Introduced (03/14/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_01.pdf)
5. **PA1 (04/21/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_s_hhs_01.pdf)
6. **Reengrossed (04/28/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_ren.pdf)
7. **Rerevised (05/09/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_rer.pdf)
8. **Revised (05/05/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_155_rev.pdf)
9. **Signed Act (06/09/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2022a_155_signed.pdf)

## Votes

- BILL — **42–23** (pass) · lower
- BILL — **35–0** (pass) · upper

## Sponsors

- Don Coram — primary (person)
- Edie Hooton — primary (person)

## Timeline

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

- **2022-06-09T06:00:00+00:00** Governor Signed `executive-signature`
- **2022-05-18T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2022-05-18T06:00:00+00:00** Signed by the Speaker of the House
- **2022-05-18T06:00:00+00:00** Signed by the President of the Senate
- **2022-05-09T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2022-05-06T06:00:00+00:00** House Third Reading Laid Over Daily - No Amendments
- **2022-05-05T06:00:00+00:00** House Second Reading Special Order - Passed - No Amendments
- **2022-05-05T06:00:00+00:00** House Committee on Appropriations Refer Unamended to House Committee of the Whole `committee-passage, referral-committee`
- **2022-05-03T06:00:00+00:00** House Committee on Public & Behavioral Health & Human Services Refer Unamended to Appropriations `referral-committee`
- **2022-04-28T06:00:00+00:00** Introduced In House - Assigned to Public & Behavioral Health & Human Services `introduction`
- **2022-04-28T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2022-04-27T06:00:00+00:00** Senate Second Reading Special Order - Passed with Amendments - Committee
- **2022-04-26T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2022-04-20T06:00:00+00:00** Senate Committee on Health & Human Services Refer Amended to Appropriations `referral-committee`
- **2022-03-14T06:00:00+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/51e8d95b-2999-4c9f-9891-d38bd61cd3e8`. Confidence: reported (aggregated from official Colorado legislature records).