---
type: "Bill"
title: "Policies To Reduce Emissions From Built Environment"
description: "For income tax years beginning on or after January 1, 2023, but before January 1, 2025, any purchaser of an air-source heat pump system, ground-source heat pump system, water-source heat pump system, or variable refrigerant flow heat pump system (heat pump system) or a heat pump water heater that installs a residential or commercial heat pump system or a residential or commercial heat pump water heater into real property in the state is allowed an income tax credit in an amount equal to 10% of the purchase price of the heat pump system or heat pump water heater."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2022A"
identifier: "SB 22-051"
citation: "Colorado SB 22-051 (2022A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Chris Hansen", "Emily Sirota"]
version_count: 14
action_count: 18
vote_count: 4
first_action: "2022-01-18T07:00:00+00:00"
last_action: "2022-06-02T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/084f3318-f80c-42fe-835b-b58ed6421851"
source_url: "https://leg.colorado.gov/bills/sb22-051"
source_hash: "2727ddad9f0477398e74a88fb69e8afe69aec4c0afe71dee55f5a343f99b1df7"
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 22-051 (2022A) — Policies To Reduce Emissions From Built Environment

For income tax years beginning on or after January 1, 2023, but before January 1, 2025, any purchaser of an air-source heat pump system, ground-source heat pump system, water-source heat pump system, or variable refrigerant flow heat pump system (heat pump system) or a heat pump water heater that installs a residential or commercial heat pump system or a residential or commercial heat pump water heater into real property in the state is allowed an income tax credit in an amount equal to 10% of the purchase price of the heat pump system or heat pump water heater.

## 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/2022a_sb051_h_app_001.pdf)
2. **Engrossed (04/05/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_eng.pdf)
3. **Final Act (05/17/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_enr.pdf)
4. **Introduced (01/18/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_01.pdf)
5. **PA1 (02/09/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051stra_01.pdf)
6. **PA2 (04/01/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_s_tra_fin_01.pdf)
7. **PA3 (04/01/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_s_tra_fin_app_01.pdf)
8. **PA4 (04/27/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_h_ene_01.pdf)
9. **PA5 (05/03/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_h_ene_fin_01.pdf)
10. **PA6 (05/04/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_h_ene_fin_app_01.pdf)
11. **Reengrossed (04/06/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_ren.pdf)
12. **Rerevised (05/10/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_rer.pdf)
13. **Revised (05/05/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2022A/bills/2022a_051_rev.pdf)
14. **Signed Act (06/02/2022)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2022a_051_signed.pdf)

## Votes

- CONCUR — **35–0** (pass) · upper
- REPASS — **26–9** (pass) · upper
- BILL — **27–6** (pass) · upper
- BILL — **40–25** (pass) · lower

## Sponsors

- Chris Hansen — primary (person)
- Emily Sirota — primary (person)

## Timeline

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

- **2022-06-02T06:00:00+00:00** Governor Signed `executive-signature`
- **2022-05-17T06:00:00+00:00** Signed by the Speaker of the House
- **2022-05-17T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2022-05-17T06:00:00+00:00** Signed by the President of the Senate
- **2022-05-10T06:00:00+00:00** Senate Considered House Amendments - Result was to Concur - Repass
- **2022-05-10T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2022-05-06T06:00:00+00:00** House Third Reading Laid Over Daily - No Amendments
- **2022-05-05T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2022-05-04T06:00:00+00:00** House Committee on Appropriations Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2022-05-02T06:00:00+00:00** House Committee on Finance Refer Amended to Appropriations `referral-committee`
- **2022-04-21T06:00:00+00:00** House Committee on Energy & Environment Refer Amended to Finance `referral-committee`
- **2022-04-06T06:00:00+00:00** Introduced In House - Assigned to Energy & Environment `introduction`
- **2022-04-06T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2022-04-05T06:00:00+00:00** Senate Second Reading Passed with Amendments - Committee, Floor `reading-2`
- **2022-04-01T06:00:00+00:00** Senate Committee on Appropriations Refer Amended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2022-03-02T07:00:00+00:00** Senate Committee on Finance Refer Amended to Appropriations `referral-committee`
- **2022-02-08T07:00:00+00:00** Senate Committee on Transportation & Energy Refer Amended to Finance `referral-committee`
- **2022-01-18T07:00:00+00:00** Introduced In Senate - Assigned to Transportation & Energy `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/084f3318-f80c-42fe-835b-b58ed6421851`. Confidence: reported (aggregated from official Colorado legislature records).