republic-os/legislation/us/states/co/2018a/hb-18-1422.md

---
type: "Bill"
title: "Marijuana Testing Facilities Standards"
description: "The bill requires medical and retail marijuana testing facilities to be accredited pursuant to the International Organization for Standardization/International Electrotechnical Commission 17025:2005 standard by a body that is itself recognized by the International Laboratory Accreditation Cooperation by January 1, 2019. The state licensing authority can adopt rules providing for an extension of time to comply with the standard. The bill states that medical and retail marijuana testing is a matter of statewide concern."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2018A"
identifier: "HB 18-1422"
citation: "Colorado HB 18-1422 (2018A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Cheri Jahn", "Matt Gray"]
version_count: 11
action_count: 15
vote_count: 4
first_action: "2018-04-23T06:00:00+00:00"
last_action: "2018-06-06T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/7d8c1b43-2537-4384-9545-931aae7836f6"
source_url: "http://leg.colorado.gov/bills/hb18-1422"
source_hash: "2831463579202f636288c2b302072c953e6ba09aed16a64d25b907c3c91de45c"
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 18-1422 (2018A) — Marijuana Testing Facilities Standards

The bill requires medical and retail marijuana testing facilities to be accredited pursuant to the International Organization for Standardization/International Electrotechnical Commission 17025:2005 standard by a body that is itself recognized by the International Laboratory Accreditation Cooperation by January 1, 2019. The state licensing authority can adopt rules providing for an extension of time to comply with the standard. The bill states that medical and retail marijuana testing is a matter of statewide concern.

## 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/documents/2018a/bills/cr/2018a_hb1422_s_app_003.pdf)
2. **Engrossed (05/02/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_eng.pdf)
3. **Final Act (05/22/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_enr.pdf)
4. **Introduced (04/23/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_01.pdf)
5. **PA1 (04/30/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422fin_01.pdf)
6. **PA2 (05/02/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422app.pdf)
7. **PA3 (05/07/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422sapp_01.pdf)
8. **Reengrossed (05/03/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_ren.pdf)
9. **Rerevised (05/09/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_rer.pdf)
10. **Revised (05/08/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_rev.pdf)
11. **Signed Act (06/06/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_1422_signed.pdf)

## Votes

- REPASS — **48–13** (pass) · lower
- BILL — **35–0** (pass) · lower
- BILL — **51–14** (pass) · lower
- CONCUR — **58–3** (pass) · lower

## Sponsors

- Cheri Jahn — primary (person)
- Matt Gray — primary (person)

## Timeline

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

- **2018-06-06T06:00:00+00:00** Governor Signed `executive-signature`
- **2018-05-22T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2018-05-22T06:00:00+00:00** Signed by the President of the Senate
- **2018-05-22T06:00:00+00:00** Signed by the Speaker of the House
- **2018-05-09T06:00:00+00:00** House Considered Senate Amendments - Result was to Concur - Repass
- **2018-05-09T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2018-05-08T06:00:00+00:00** Senate Second Reading Special Order - Passed with Amendments - Committee
- **2018-05-07T06:00:00+00:00** Senate Committee on Appropriations Refer Amended to Senate Committee of the Whole `referral-committee, committee-passage`
- **2018-05-04T06:00:00+00:00** Senate Committee on Finance Refer Unamended to Appropriations `referral-committee`
- **2018-05-03T06:00:00+00:00** Introduced In Senate - Assigned to Finance `introduction`
- **2018-05-03T06:00:00+00:00** House Third Reading Passed - No Amendments `reading-3, passage`
- **2018-05-02T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee, Floor
- **2018-05-02T06:00:00+00:00** House Committee on Appropriations Refer Amended to House Committee of the Whole `referral-committee, committee-passage`
- **2018-04-30T06:00:00+00:00** House Committee on Finance Refer Amended to Appropriations `referral-committee`
- **2018-04-23T06:00:00+00:00** Introduced In House - Assigned to Finance `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7d8c1b43-2537-4384-9545-931aae7836f6`. Confidence: reported (aggregated from official Colorado legislature records).