republic-os/legislation/us/states/co/2023a/hb-23-1075.md

---
type: "Bill"
title: "Wildfire Evacuation And Clearance Time Modeling"
description: "The act requires the office of emergency management (office) to study the efficacy and feasibility of local or interjurisdictional emergency management agencies with jurisdiction in a wildfire risk area to integrate evacuation and clearance time modeling into the emergency management plans that such an agency is required to adopt for its area. The report must be completed on or before December 1, 2023, and the office must report the findings of the study to specific committees of the general assembly during the 2024 legislative session."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2023A"
identifier: "HB 23-1075"
citation: "Colorado HB 23-1075 (2023A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Junie Joseph", "Marc Snyder", "Tony Exum"]
version_count: 10
action_count: 14
vote_count: 2
first_action: "2023-01-19T07:00:00+00:00"
last_action: "2023-05-12T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/06cf3aa7-73f4-42df-a7a2-6b2689f18d54"
source_url: "https://leg.colorado.gov/bills/hb23-1075"
source_hash: "5fc2bd407daa8081af60f9e38846614e6b3b3c8f91e53cdaafda03df9ee41bcd"
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 23-1075 (2023A) — Wildfire Evacuation And Clearance Time Modeling

The act requires the office of emergency management (office) to study the efficacy and feasibility of local or interjurisdictional emergency management agencies with jurisdiction in a wildfire risk area to integrate evacuation and clearance time modeling into the emergency management plans that such an agency is required to adopt for its area. The report must be completed on or before December 1, 2023, and the office must report the findings of the study to specific committees of the general assembly during the 2024 legislative session.

## 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_hb1075_s_app_002.pdf)
2. **Engrossed (04/10/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_eng.pdf)
3. **Final Act (05/05/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_enr.pdf)
4. **Introduced (01/19/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_01.pdf)
5. **PA1 (03/14/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_h_awn_01.pdf)
6. **PA2 (04/10/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_h_awn_app_01.pdf)
7. **Reengrossed (04/11/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_ren.pdf)
8. **Rerevised (04/27/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_rer.pdf)
9. **Revised (04/26/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2023A/bills/2023a_1075_rev.pdf)
10. **Signed Act (05/12/2023)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2023a_1075_signed.pdf)

## Votes

- BILL — **29–6** (pass) · upper
- BILL — **51–10** (pass) · lower

## Sponsors

- Junie Joseph — primary (person)
- Marc Snyder — primary (person)
- Tony Exum — primary (person)

## Timeline

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

- **2023-05-12T06:00:00+00:00** Governor Signed `executive-signature`
- **2023-05-05T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2023-05-05T06:00:00+00:00** Signed by the President of the Senate
- **2023-05-04T06:00:00+00:00** Signed by the Speaker of the House
- **2023-04-27T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2023-04-26T06:00:00+00:00** Senate Second Reading Special Order - Passed - No Amendments
- **2023-04-26T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2023-04-20T06:00:00+00:00** Senate Committee on Agriculture & Natural Resources Refer Unamended to Appropriations `referral-committee`
- **2023-04-14T06:00:00+00:00** Introduced In Senate - Assigned to Agriculture & Natural Resources `introduction`
- **2023-04-11T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2023-04-10T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2023-04-10T06:00:00+00:00** House Committee on Appropriations Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2023-03-13T06:00:00+00:00** House Committee on Agriculture, Water & Natural Resources Refer Amended to Appropriations `referral-committee`
- **2023-01-19T07:00:00+00:00** Introduced In House - Assigned to Agriculture, Water & Natural Resources `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/06cf3aa7-73f4-42df-a7a2-6b2689f18d54`. Confidence: reported (aggregated from official Colorado legislature records).