---
type: "Bill"
title: "Audiology And Speech-language Interstate Compact"
description: "The act enacts the \"Audiology and Speech-language Pathology Interstate Compact\", which allows audiologists and speech-language pathologists licensed in any compact state to provide:Audiology or speech-language pathology services in each member state under a privilege to practice; and"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2021A"
identifier: "SB 21-021"
citation: "Colorado SB 21-021 (2021A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Dennis Hisey", "Janet Buckner", "Mary Young", "Terri Carver"]
version_count: 11
action_count: 16
vote_count: 4
first_action: "2021-02-16T07:00:00+00:00"
last_action: "2021-05-28T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/10aca5f9-b64d-4859-b4c2-0f16c08e5596"
source_url: "http://leg.colorado.gov/bills/sb21-021"
source_hash: "4410d9430d125dd013731814f8aca83a9e62d0cab66c1091a272cf5babe0bc3e"
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 21-021 (2021A) — Audiology And Speech-language Interstate Compact

The act enacts the "Audiology and Speech-language Pathology Interstate Compact", which allows audiologists and speech-language pathologists licensed in any compact state to provide:Audiology or speech-language pathology services in each member state under a privilege to practice; and

## 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_sb021_h_app_003.pdf)
2. **Engrossed (03/12/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021_eng.pdf)
3. **Final Act (05/19/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021_enr.pdf)
4. **Introduced (02/16/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021_01.pdf)
5. **PA1 (03/12/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021sapp_01.pdf)
6. **PA2 (04/15/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021pbh_01.pdf)
7. **PA3 (05/11/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021app.pdf)
8. **Reengrossed (03/16/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021_ren.pdf)
9. **Rerevised (05/12/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021_rer.pdf)
10. **Revised (05/11/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2021A/bills/2021a_021_rev.pdf)
11. **Signed Act (05/28/2021)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2021a_021_signed.pdf)

## Votes

- BILL — **32–0** (pass) · upper
- CONCUR — **35–0** (pass) · upper
- REPASS — **35–0** (pass) · upper
- BILL — **59–5** (pass) · lower

## Sponsors

- Dennis Hisey — primary (person)
- Janet Buckner — primary (person)
- Mary Young — primary (person)
- Terri Carver — primary (person)

## Timeline

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

- **2021-05-28T06:00:00+00:00** Governor Signed `executive-signature`
- **2021-05-19T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2021-05-19T06:00:00+00:00** Signed by the Speaker of the House
- **2021-05-18T06:00:00+00:00** Signed by the President of the Senate
- **2021-05-13T06:00:00+00:00** Senate Considered House Amendments - Result was to Concur - Repass
- **2021-05-12T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2021-05-11T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2021-05-11T06:00:00+00:00** House Committee on Appropriations Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2021-04-26T06:00:00+00:00** House Committee on Finance Refer Unamended to Appropriations `referral-committee`
- **2021-04-13T06:00:00+00:00** House Committee on Public & Behavioral Health & Human Services Refer Amended to Finance `referral-committee`
- **2021-03-17T06:00:00+00:00** Introduced In House - Assigned to Public & Behavioral Health & Human Services `introduction`
- **2021-03-16T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2021-03-12T07:00:00+00:00** Senate Second Reading Special Order - Passed with Amendments - Committee
- **2021-03-12T07:00:00+00:00** Senate Committee on Appropriations Refer Amended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2021-02-17T07:00:00+00:00** Senate Committee on Health & Human Services Refer Unamended to Appropriations `referral-committee`
- **2021-02-16T07:00:00+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/10aca5f9-b64d-4859-b4c2-0f16c08e5596`. Confidence: reported (aggregated from official Colorado legislature records).