---
type: "Bill"
title: "Interstate Teacher Mobility Compact"
description: "The act creates the \"Interstate Teacher Mobility Compact,\" which is designed to make it easier for teachers from member states, especially active military members and eligible military spouses, to receive a teacher's license from other member states. The compact becomes effective when 10 or more states enact it."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2023A"
identifier: "HB 23-1064"
citation: "Colorado HB 23-1064 (2023A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Chris Kolker", "Janice Marchman", "Mary Young", "Meghan Lukens"]
version_count: 9
action_count: 14
vote_count: 4
first_action: "2023-01-19T07:00:00+00:00"
last_action: "2023-03-10T07:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/7a607584-3580-4ff9-8bd1-a33bf5f096ad"
source_url: "https://leg.colorado.gov/bills/hb23-1064"
source_hash: "f2026554dc8f00b92fc1eeda8b63ca7e54df9bbbd11c1ae7429758c80cb8c941"
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 23-1064 (2023A) — Interstate Teacher Mobility Compact

The act creates the "Interstate Teacher Mobility Compact," which is designed to make it easier for teachers from member states, especially active military members and eligible military spouses, to receive a teacher's license from other member states. The compact becomes effective when 10 or more states enact it.

## 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/2023a_hb1064_s_ed_001.pdf)
2. **Engrossed (02/08/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_eng.pdf)
3. **Final Act (03/08/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_enr.pdf)
4. **Introduced (01/19/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_01.pdf)
5. **PA1 (02/28/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_s_ed_01.pdf)
6. **Reengrossed (02/09/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_ren.pdf)
7. **Rerevised (03/02/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_rer.pdf)
8. **Revised (03/01/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1064_rev.pdf)
9. **Signed Act (03/10/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2023a_1064_signed.pdf)

## Votes

- CONCUR — **51–10** (pass) · lower
- BILL — **46–16** (pass) · lower
- BILL — **24–10** (pass) · upper
- REPASS — **46–15** (pass) · lower

## Sponsors

- Chris Kolker — primary (person)
- Janice Marchman — primary (person)
- Mary Young — primary (person)
- Meghan Lukens — primary (person)

## Timeline

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

- **2023-03-10T07:00:00+00:00** Governor Signed `executive-signature`
- **2023-03-09T07:00:00+00:00** Sent to the Governor `executive-receipt`
- **2023-03-08T07:00:00+00:00** Signed by the President of the Senate
- **2023-03-08T07:00:00+00:00** Signed by the Speaker of the House
- **2023-03-03T07:00:00+00:00** House Considered Senate Amendments - Result was to Concur - Repass
- **2023-03-02T07:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2023-03-01T07:00:00+00:00** Senate Second Reading Passed with Amendments - Committee, Floor `reading-2`
- **2023-02-27T07:00:00+00:00** Senate Committee on Education Refer Amended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2023-02-13T07:00:00+00:00** Introduced In Senate - Assigned to Education `introduction`
- **2023-02-09T07:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2023-02-08T07:00:00+00:00** House Second Reading Special Order - Passed - No Amendments
- **2023-02-06T07:00:00+00:00** House Second Reading Laid Over Daily - No Amendments
- **2023-02-01T07:00:00+00:00** House Committee on Education Refer Unamended to House Committee of the Whole `committee-passage, referral-committee`
- **2023-01-19T07:00:00+00:00** Introduced In House - Assigned to Education `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/7a607584-3580-4ff9-8bd1-a33bf5f096ad`. Confidence: reported (aggregated from official Colorado legislature records).