republic-os/legislation/us/states/co/2021a/hb-21-1226.md

---
type: "Bill"
title: "More Robust Check Station Aquatic Nuisance Species"
description: "Current law allows qualified peace officers to stop a conveyance, including a boat trailer and a boat, and inspect the conveyance for the presence of aquatic nuisance species before the boat is launched onto waters of the state and before departing from the waters of the state or a vessel staging area, and to impound and quarantine a conveyance that is contaminated until it is decontaminated. Authorized agents can detain and inspect conveyances but cannot impound or quarantine conveyances.Section 1 of the act directs the division of parks and wildlife in the department of natural resources to investigate the methods that other states are using with respect to the location and operation of check stations and report regarding its investigation and the operation of check stations pursuant to the act to the general assembly's committees with jurisdiction over wildlife.Section 2 authorizes a qualified peace officer to stop and inspect for the presence of aquatic nuisance species a conveyance that has encountered an aquatic nuisance species check station.Section 3 prohibits a person who encounters a check station from knowingly or willfully failing or refusing to stop at the check station while transporting a conveyance during the check station's hours of operation without presenting the conveyance for inspection and specifies that doing so is a civil infraction with a $100 fine.(Note: This summary applies to this bill as enacted.)"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2021A"
identifier: "HB 21-1226"
citation: "Colorado HB 21-1226 (2021A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Daneya Esgar", "Don Coram", "Kerry Donovan", "Perry Will"]
version_count: 9
action_count: 15
vote_count: 2
first_action: "2021-03-18T06:00:00+00:00"
last_action: "2021-05-20T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/eef93410-b83d-4f12-9251-e99648fc24f9"
source_url: "http://leg.colorado.gov/bills/hb21-1226"
source_hash: "655167f2aabab465cee5d2568151dba16ac0792290be170dfa7c609e5f6c4d12"
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 21-1226 (2021A) — More Robust Check Station Aquatic Nuisance Species

Current law allows qualified peace officers to stop a conveyance, including a boat trailer and a boat, and inspect the conveyance for the presence of aquatic nuisance species before the boat is launched onto waters of the state and before departing from the waters of the state or a vessel staging area, and to impound and quarantine a conveyance that is contaminated until it is decontaminated. Authorized agents can detain and inspect conveyances but cannot impound or quarantine conveyances.Section 1 of the act directs the division of parks and wildlife in the department of natural resources to investigate the methods that other states are using with respect to the location and operation of check stations and report regarding its investigation and the operation of check stations pursuant to the act to the general assembly's committees with jurisdiction over wildlife.Section 2 authorizes a qualified peace officer to stop and inspect for the presence of aquatic nuisance species a conveyance that has encountered an aquatic nuisance species check station.Section 3 prohibits a person who encounters a check station from knowingly or willfully failing or refusing to stop at the check station while transporting a conveyance during the check station's hours of operation without presenting the conveyance for inspection and specifies that doing so is a civil infraction with a $100 fine.(Note: This summary applies to this bill as enacted.)

## 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/2021a_hb1226_s_agr_001.pdf)
2. **Engrossed (04/15/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226_eng.pdf)
3. **Final Act (05/11/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226_enr.pdf)
4. **Introduced (03/18/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226_01.pdf)
5. **PA1 (04/15/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226alw_01.pdf)
6. **Reengrossed (04/19/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226_rn5.pdf)
7. **Rerevised (05/05/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226_rer.pdf)
8. **Revised (05/04/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_1226_rev.pdf)
9. **Signed Act (05/20/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2021a_1226_signed.pdf)

## Votes

- BILL — **62–1** (pass) · lower
- BILL — **34–0** (pass) · upper

## Sponsors

- Daneya Esgar — primary (person)
- Don Coram — primary (person)
- Kerry Donovan — primary (person)
- Perry Will — primary (person)

## Timeline

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

- **2021-05-20T06:00:00+00:00** Governor Signed `executive-signature`
- **2021-05-11T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2021-05-11T06:00:00+00:00** Signed by the Speaker of the House
- **2021-05-11T06:00:00+00:00** Signed by the President of the Senate
- **2021-05-05T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2021-05-04T06:00:00+00:00** Senate Second Reading Passed - No Amendments `reading-2`
- **2021-04-29T06:00:00+00:00** Senate Committee on Agriculture & Natural Resources Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2021-04-20T06:00:00+00:00** Introduced In Senate - Assigned to Agriculture & Natural Resources `introduction`
- **2021-04-19T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2021-04-16T06:00:00+00:00** House Third Reading Laid Over Daily - No Amendments
- **2021-04-15T06:00:00+00:00** House Second Reading Passed with Amendments - Committee `reading-2`
- **2021-04-13T06:00:00+00:00** House Second Reading Laid Over Daily - No Amendments
- **2021-04-08T06:00:00+00:00** House Committee on Agriculture, Livestock, & Water Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2021-04-01T06:00:00+00:00** House Committee on Agriculture, Livestock, & Water Witness Testimony and/or Committee Discussion Only
- **2021-03-18T06:00:00+00:00** Introduced In House - Assigned to Agriculture, Livestock, & Water `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/eef93410-b83d-4f12-9251-e99648fc24f9`. Confidence: reported (aggregated from official Colorado legislature records).