---
type: "Bill"
title: "Higher Efficiency New Construction Residence"
description: "Preexisting law requires a home builder to offer to a buyer of a new home one of the following:"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2020A"
identifier: "HB 20-1155"
citation: "Colorado HB 20-1155 (2020A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Alex Valdez", "Chris Hansen", "Kevin Priola", "Michael Weissman"]
version_count: 10
action_count: 17
vote_count: 6
first_action: "2020-01-17T07:00:00+00:00"
last_action: "2020-06-30T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/65b784be-2cb2-4de8-bdf6-d08c2c1f3e6e"
source_url: "http://leg.colorado.gov/bills/hb20-1155"
source_hash: "7e5e7bc5a3b8b352bf25f31e24462164f28a9e7adc90a4bcb58f8602888303bf"
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 20-1155 (2020A) — Higher Efficiency New Construction Residence

Preexisting law requires a home builder to offer to a buyer of a new home one of the following:

## 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/2020a_hb1155_s_tra_001.pdf)
2. **Engrossed (02/20/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155_eng.pdf)
3. **Final Act (06/16/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155_enr.pdf)
4. **Introduced (01/17/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155_01.pdf)
5. **PA1 (02/18/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155ee_01.pdf)
6. **PA2 (03/06/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155stra_01.pdf)
7. **Reengrossed (02/21/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155_ren.pdf)
8. **Rerevised (03/11/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155_rer.pdf)
9. **Revised (03/10/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1155_rev.pdf)
10. **Signed Act (06/30/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2020a_1155_signed.pdf)

## Votes

- NOTCNCR — **40–22** (pass) · lower
- REPASS — **38–24** (pass) · lower
- BILL — **37–23** (pass) · lower
- RECEDE — **40–22** (pass) · lower
- BILL — **20–15** (pass) · upper
- ADOPT — **38–24** (pass) · lower

## Sponsors

- Alex Valdez — primary (person)
- Chris Hansen — primary (person)
- Kevin Priola — primary (person)
- Michael Weissman — primary (person)

## Timeline

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

- **2020-06-30T06:00:00+00:00** Governor Signed `executive-signature`
- **2020-06-16T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2020-06-16T06:00:00+00:00** Signed by the Speaker of the House
- **2020-06-16T06:00:00+00:00** Signed by the President of the Senate
- **2020-05-26T06:00:00+00:00** House Consideration of First Conference Committee Report result was to Recede - Adhered or receded prior to CC
- **2020-05-26T06:00:00+00:00** House Considered Senate Amendments - Result was to Concur - Repass
- **2020-03-13T06:00:00+00:00** House Considered Senate Amendments - Result was to Not Concur - Request Conference Committee
- **2020-03-12T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2020-03-11T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2020-03-10T06:00:00+00:00** Senate Second Reading Passed with Amendments - Committee, Floor `reading-2`
- **2020-03-05T07:00:00+00:00** Senate Committee on Transportation & Energy Refer Amended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2020-02-24T07:00:00+00:00** Introduced In Senate - Assigned to Transportation & Energy `introduction`
- **2020-02-21T07:00:00+00:00** House Third Reading Passed - No Amendments `reading-3, passage`
- **2020-02-20T07:00:00+00:00** House Second Reading Passed with Amendments - Committee `reading-2`
- **2020-02-19T07:00:00+00:00** House Second Reading Laid Over Daily - No Amendments
- **2020-02-13T07:00:00+00:00** House Committee on Energy & Environment Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2020-01-17T07:00:00+00:00** Introduced In House - Assigned to Energy & Environment `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/65b784be-2cb2-4de8-bdf6-d08c2c1f3e6e`. Confidence: reported (aggregated from official Colorado legislature records).