---
type: "Bill"
title: "Animal Chiropractic Education And Reporting Requirements"
description: "Under current law, a licensed chiropractor must obtain a veterinary medical clearance from a licensed veterinarian before performing an animal chiropractic act that falls within the chiropractor's scope of practice on an animal patient."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2018A"
identifier: "SB 18-239"
citation: "Colorado SB 18-239 (2018A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Jeni James Arndt", "Jon Becker", "Vicki Marble"]
version_count: 8
action_count: 12
vote_count: 2
first_action: "2018-04-11T06:00:00+00:00"
last_action: "2018-05-26T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/d1ebac4c-51a3-450e-9606-a4d57af69ec6"
source_url: "http://leg.colorado.gov/bills/sb18-239"
source_hash: "6e5746fa0fc3ae8f8302a294ac601023adab711320ea6a1b4e0201aeb6a1efad"
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 18-239 (2018A) — Animal Chiropractic Education And Reporting Requirements

Under current law, a licensed chiropractor must obtain a veterinary medical clearance from a licensed veterinarian before performing an animal chiropractic act that falls within the chiropractor's scope of practice on an animal patient.

## 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_sb239_h_agr_001.pdf)
2. **Engrossed (04/23/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_eng.pdf)
3. **Final Act (05/11/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_enr.pdf)
4. **Introduced (04/11/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_01.pdf)
5. **Reengrossed (04/24/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_ren.pdf)
6. **Rerevised (05/03/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_rer.pdf)
7. **Revised (05/02/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_rv2.pdf)
8. **Signed Act (05/26/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_239_signed.pdf)

## Votes

- BILL — **35–0** (pass) · lower
- BILL — **65–0** (pass) · lower

## Sponsors

- Jeni James Arndt — primary (person)
- Jon Becker — primary (person)
- Vicki Marble — primary (person)

## Timeline

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

- **2018-05-26T06:00:00+00:00** Governor Signed `executive-signature`
- **2018-05-11T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2018-05-11T06:00:00+00:00** Signed by the Speaker of the House
- **2018-05-11T06:00:00+00:00** Signed by the President of the Senate
- **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 - No Amendments
- **2018-04-30T06:00:00+00:00** House Committee on Agriculture, Livestock, & Natural Resources Refer Unamended to House Committee of the Whole `referral-committee, committee-passage`
- **2018-04-24T06:00:00+00:00** Introduced In House - Assigned to Agriculture, Livestock, & Natural Resources `introduction`
- **2018-04-24T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2018-04-23T06:00:00+00:00** Senate Second Reading Passed - No Amendments `reading-2`
- **2018-04-18T06:00:00+00:00** Senate Committee on Agriculture, Natural Resources, & Energy Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2018-04-11T06:00:00+00:00** Introduced In Senate - Assigned to Agriculture, Natural Resources, & Energy `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/d1ebac4c-51a3-450e-9606-a4d57af69ec6`. Confidence: reported (aggregated from official Colorado legislature records).